I19Z61729-SEM01_SAR_Rev0_5

FCC ID: ZNFX120HM

RF Exposure Info

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FCCID_4476662

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Calibration Laboratory of                                                    .                             S      Schweizerischer Kalibrierdienst
Schmid & Partner                                                w4                                         C      Service suisse d‘étalonnage
  Engineering AG                                               M                                           s      Servizio svizzero di taratura
Zeughausstrasse 43, 8004 Zurich, Switzerland                                                                      Swiss Calibration Service


Accredited by the Swiss Accreditation Service (SAS)                                                        Accreditation No.: SCS 0108
The Swiss Accreditation Service is one of the signatories to the EA
Multilateral Agreementfor the recognition of calibration certificates

Client      CTTL (Auden)                                                                       Certificate No: CD835V3—1023_Aug18
CALIBRATION CERTIFICATE
 Object                               CD835V3 — SN: 1023


 Calibration procedure(s)             QA CAL—20.v6
                                      Calibration procedure for dipoles in air




 Calibration date:                    August 28, 2018

 This calibration certificate documents the traceability to national standards, which realize the physical units of measurements (S1).
 The measurements and the uncertainties with confidence probability are given on the following pages and are part of the certificate.


 All calibrations have been conducted in the closed laboratory facility: environment temperature (22 + 3)°C and humidity < 70%.

 Calibration Equipment used (M&TE critical for calibration)
 Primary Standards                      ID #                      Cal Date (Certificate No.)                           Scheduled Calibration
 Power meter NRP                       SN: 104778                 04—Apr—18 (No. 217—02672/02678)                      Apr—19
 Power sensor NRP—Z91                  SN: 103244                 04—Apr—18 (No. 217—02672)                            Apr—19
 Power sensor NRP—Z91                   SN: 103245                04—Apr—18 (No. 217—02673)                            Apr—19
 Reference 20 dB Attenuator             SN: 5058 (20k)            04—Apr—18 (No. 217—02682)                            Apr—19
 Type—N mismatch combination            SN: 5047.2 / 06827        04—Apr—18 (No. 217—02683)                            Apr—19
 Probe EF3DV3                           SN: 4013                  05—Mar—18 (No. EF3—4013_Mar18)                       Mar—19
 DAE4                                   SN: 781                   17—Jan—18 (No. DAE4—781_Jan18)                       Jan—19



 Secondary Standards                    ID #                      Check Date (in house)                                Scheduled Check
 Power meter Agilent 44198              SN: GB42420191            09—Oct—09 (in house check Oct—17)                    In house check: Oct—20
 Power sensor HP E4412A                 SN: US38485102            05—Jan—10 (in house check Oct—17)                    In house check: Oct—20
 Power sensor HP 8482A                  SN: US37205507            09—Oct—09 (in house check Oct—17)                    In house check: Oct—20
 RF generator R&S SMT—06                SN: 832283/011            27—Aug—12 (in house check Oct—17)                    In house check: Oct—20
 Network Analyzer Agilent E8358A        SN: US41080477            31—Mar—14 (in house check Oct—17)                    In house check: Oct—18

                                        Name                                     Function                               Signature
 Calibrated by:                        Leif Klysner                              Laboratory Technician



 Approved by:                          Katja Pokovie                             Technical Manager                 /m:



                                                                                                                       Issued: August 28, 2018
 This calibration certificate shall not be reproduced except in full without written approvalof the laboratory.




Certificate No: CD835V3—1023_Aug18                          Page 1 of 5


Calibration
      :     Laboratory of                                                                 G Schweizerischer Kalibrierdienst
Schmid & Partner                                                                          g    Service suisse détalonnage
  Engineering AG                                                                               Servizio svizzero di taratura
Zeughausstrasse 43, 8004 Zurich, Switzerland                                              S swiss Calibration Service
Accredited by the Swiss Accreditation Sarvice (SAS)                                       Accreditation No.: SCS 0108
The Swiss Accreditation Service is one of the signatories to the EA
Multilateral Agreement for the recognition of calibration certificates


References
[1]       ANSI—C63.19—2011
          American National Standard, Methods of Measurement of Compatibility between Wireless Communications
          Devices and Hearing Aids.
Methods Applied and Interpretation of Parameters:
      *   Coordinate System: y—axis is in the direction of the dipole arms. z—axis is from the basis of the antenna
          (mounted on the table) towards its feed point between the two dipole arms. x—axis is normal to the other axes.
          In coincidencewith the standards [1], the measurement planes (probe sensorcenter) are selected to be at a
          distance of 15 mm above the top metal edge of the dipole arms.
      *   Measurement Conditions: Further details are available from the hardcopies at the end of the certificate. All
          figures stated in the certificate are valid at the frequencyindicated. The forward powerto the dipole connector
          is set with a calibrated power meter connected and monitored with an auxiliary power meter connected to a
          directional coupler. While the dipole under test is connected, the forward power is adjusted to the same level.
      *   Antenna Positioning: The dipole is mounted on a HAC Test Arch phantom using the matching dipole
          positioner with the arms horizontal andthefeeding cable coming from the floor. The measurements are
          performed in a shielded room with absorbers around the setupto reduce the reflections.
          It is verified before the mounting of thedipole under the Test Arch phantom, that its armsare perfectly in a
          line. It is installed on the HAC dipole positioner with its arms parallel below thedielectric reference wire and
          able to moveelastically in vertical direction without changing its relative position to the top center of the Test
          Arch phantom. The vertical distance to the probe is adjusted after dipole mounting with a DASY5 Surface
          Check job. Before the measurement, the distance between phantom surface and probe tip is verified. The
          proper measurement distance is selected by choosing the matching section of the HAC Test Arch phantom
          with the proper device reference point (upper surface of the dipole) and the matching grid reference point (tip
          of the probe) considering the probe sensor offset. The vertical distance to the probe is essential for the
          accuracy.

      *   Feed Point Impedance and Return Loss: These parameters are measured using a HP 8753E Vector Network
          Analyzer. The impedance is specified at the SMA connector of the dipole. The influence of reflections was
          eliminating by applying the averaging function while moving the dipole in the air, at least 7Ocm away from any
          obstacles.
      *   E—field distribution: E field is measured in the x—y—plane with an isotropic ERSD—field probe with 100 mW
          forward power to the antenna feed point. in accordance with [1], the scan areais 20mm wide, its length
          exceeds the dipole arm length (180 or 3Omm). The sensor center is 15 mm (in z) above the metal top of the
          dipole arms. Two 3D maximaare available near the end of the dipole arms. Assuming the dipole arms are
          perfectly in one line, the average of these two maxima (in subgrid 2 and subgrid 8) is determined to
          compensate for any non—parallelity to the measurement plane as well as the sensor displacement. The E—field
          value stated as calibration value represents the maximum of the interpolated 3D—E—field, in the plane above
          the dipole surface.




 The reported uncertainty of measurement is stated as the standard uncertainty of measurement multiplied by the
 coverage factor k=2, which for a normaldistribution correspondsto a coverage probability of approximately 95%.




Certficate No: CDB35V3—1023_Aug18                       Page 2 of 5


6Y
Measurement Conditions
   DASY system configuration, as far as not given on page 1.
     DASY Version
     Phantom
     Distance Dipole Top — Probe Center
     Scan resolution
                                                                DASY5
                                                            HAC Test Arch
                                                                15 mm
                                                            dx, dy = 5 mm
                                                                                              V52.10.1




     Frequency                                          835 MHz & 1 MHz
     Input power drift                                         <0.05 dB


Maximum Field values at 835 MHz

     E—field 15 mm above dipole surface                           condition           Interpolated maximum
     Maximum measured above high end                         100 mW input power       111.0 V/im=40.91 dBV/m
     Maximum measured above low end                          100 mW input power       109.6 V/m = 40.80 dBV/m
     Averaged maximum above arm                              100 mW input power       110.3 V/m x 12.8 % (k=2)


Appendix (Additional assessments outside the scope of SCS 0108)

Antenna Parameters

     Frequency                                                   Return Loss                 Impedance
     800 MHz                                                        18.1 dB                42.6 Q — 9.0 jQ
     835 MHz                                                       23.3 dB                 53.6 Q + 6.1 jQ
     880 MHz                                                        15.6 dB                65.0 Q — 11.8 jQ
     900 MHz                                                        17.7 dB                53.6 Q — 13.1 jQ
     945 MHz                                                        25.0 dB                46.5 Q + 4.1 jQ



3.2 Antenna Design and Handling

The calibration dipole has a symmetric geometry with a built—in two stub matching network, which leads to the
enhanced bandwidth.
The dipole is built of standard semirigid coaxial cable. The internal matching line is open ended. The antenna is
therefore open for DC signals.
Do not apply force to dipole arms, as they are liable to bend. The soldered connections near the feedpoint may be
damaged. After excessive mechanical stress or overheating, check the impedance characteristics to ensure that the
internal matching network is not affected.

After long term use with 40W radiated power, only a slight warming of the dipole near the feedpoint can be measured.




Certificate No: CD835V3—1023_Aug18            Page 3 of 5


©
Impedance Measurement Plot




     File     View   Channe! Sweep     Calibration   Trace Scale   Marker System Window       Help
       10.00                                                                                         1   800.000000 MHz     —18.052 4B
       5.00                                                                                              235.500000—M+       2330348
                                                                                                 3       820.000000 MHz     ~15.635 4B
       6.00                                          .                                          es       300        MHz     ~17.723 0t
       5.00                                                                                      5       sas        Aikle   25 NALAR
                                                               _                          /
       F10.00
       H15.00                                                      _                   L

       fao.00                                                         3T4 |/iml|
                                                                              —* //
       L25.00                                                          \
                                                                                   5
       F30.00
       [35.00
       F40.00       Ch 1 Avg= 20
           Ch1: Start 335.000 MHz    ———                                                                              Stop 1.33500 GHz

                                                                                                         800,000000 MHz      42614 0
                                                                                                               22.098 pF     9.0028 a
                                                                                                         £35.000000 MHz      53.633 0
                                                                                                               1.1658nH      6.1164 0
                                                                                                         280.000000 MHz      64.993 0
                                                                                                                15.268 pF    1.946 0
                                                                                                         900,000000 MHz      53.610 a
                                                                                                                13.516 pF    13.084 0
                                                                                                         945.000000 MHz       46 .466 0
                                                                                                               689.95 pH     4.0361 2




                     Ch1Avg= 20
            Chi: Start 335.000 MHa   ———                                                                              Stop 133500 GHz

       Status        _‘CH 1:   _ IC"fFor                                   Avg=20 Delay                                     LCL




Certificate No: CD835V3—1023_Aug18                      Page 4 of 5


DASY5 E—field Result

                                                                                               Date: 28.08.2018

Test Laboratory: SPEAG Lab2

DUT: HAC—Dipole 835 MHz; Type: CD835V3; Serial: CD835V3 — SN: 1023

Communication System: UID 0 — CW ; Frequency: 835 MHz
Medium parameters used: 0 = 0 S/m, & = 1; p = 0 kg/m‘
Phantom section: RF Section
Measurement Standard: DASYS (IEEE/IEC/ANSI C63.19—2011)

DASY532 Configuration:

    *   Probe: EF3DV3 — SN4013; ConvF(1, 1, 1) @ 835 MHz; Calibrated: 05.03.2018
    ®   Sensor—Surface: (Fix Surface)
    *   Electronics: DAE4 Sn781; Calibrated: 17.01.2018
    *   Phantom: HAC Test Arch with AMCC; Type: SD HAC PO1 BA; Serial: 1070
    *   DASY52 52.10.1(1476); SEMCAD X 14.6.11(7439)



Dipole E—Field measurement @ 835MHz/E—Scan — 835MHz d=15mm/Hearing Aid Compatibility Test (41x361x1):
Interpolated grid: dx=0.5000 mm, dy=0.5000 mm
Device Reference Point: 0, 0, —6.3 mm
Reference Value = 132.3 V/m; Power Drift =—0.03 dB
Applied MIF = 0.00 dB
RF audio interference level = 40.91 dBV/m
Emission category: M3
                                            MIF scaled E—field

                                            Grid 1 M3      [Grid 2 M3   Grid 3 M3
                                            40.37 dBV/m|40.8 dBV/m      140.73 dBV/m

                                            Grid 4 M4                   Grid 6 M4
                                            35.58 dBV/m                 35.91 dBV/m
                                            Grid 7 M3      Grid 8 M3    Grid 9 M3
                                            40.56 dBV/m|40.91 dBV/m |40.85 dBV/m




              —1.94


              ~3.89


              5.83


              —7.18


              —9.72
                         0 dB = 111.0 V/m = 40.91 dBV/m




Certificate No: CD835V3—1023_Aug18                 Page 5 of 5


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     Calibration Laboratory of
     Schmid & Partner                                                                                            S      Schweizerischer Kalibrierdienst
                                                                                                                        Service suisse d‘étalonnage
       Engineering AG                                                                                            C      Servizio svizzero di taratura
     Zeughausstrasse 43, 8004 Zurich, Switzerland                                                                S      Swiss Calibration Service


     Accredited by the Swiss Accreditation Service (SAS)                                                         Accreditation No.: SCS 0108
     The Swiss Accreditation Service is one of the signatories to the EA
     Multilateral Agreementfor the recognition of calibration certificates

     Client       CTTL (Auden)                                                                       Certificate No: D1750V2—1003_Jul18

     CALIBRATION CERTIFICATE
      Object                                D1750V2 — SN:1003

      Calibration procedure(s)              QA CAL—05.v10
                                            Calibration procedure for dipole validation kits above 700 MHz



      Calibration date:                     July 20, 2018

      This calibration certificate documents the traceability to national standards, which realize the physical units of measurements (S1).
      The measurements and the uncertainties with confidence probability are given on the following pages and are part of the certificate.


      All calibrations have been conducted in the closed laboratory facility: environment temperature (22 + 3)°C and humidity < 70%.


      Calibration Equipment used (M&TE critical for calibration)


      Primary Standards                      ID #                      Cal Date (Certificate No.)                            Scheduled Calibration
      Power meter NRP                        SN: 104778                04—Apr—18 (No. 217—02672/026783)                      Apr—19
      Power sensor NRP—Z291                  SN: 103244                04—Apr—18 (No. 217—02672)                             Apr—19
      Power sensor NRP—Z291                  SN: 103245                04—Apr—18 (No. 217—02673)                             Apr—19
      Reference 20 dB Attenuator             SN: 5058 (20k)            04—Apr—18 (No. 217—02682)                             Apr—19
      Type—N mismatch combination            SN: 5047.2 / 06327        04—Apr—18 (No. 217—02683)                             Apr—19
      Reference Probe EX3DV4                 SN: 7349                  30—Dec—17 (No. EX3—7349_Dec17)                        Dec—18
      DAE4                                   SN: 601                   26—Oct—17 (No. DAE4—601_Oct17)                        Oct—18


      Secondary Standards                    ID #                      Check Date (in house)                                 Scheduled Check
      Power meter EPM—442A                   SN: GB37480704            07—Oct—15 (in house check Oct—16)                     In house check: Oct—18
      Power sensor HP 8481A                  SN: US37202783            07—Oct—15 (in house check Oct—16)                     In house check: Oct—18
      Power sensor HP 8481A                  SN: MY41092317            07—Oct—15 (in house check Oct—16)                     In house check: Oct—18
      RF generator R&S SMT—06                SN: 100972                15—Jun—15 (in house check Oct—16)                     In house check: Oct—18
      Network Analyzer Agilent E8358A        SN: US41080477            31—Mar—14 (in house check Oct—17)                     In house check: Oct—18


                                             Name                                   Function                                 Signature
      Calibrated by:                         Manu Seitz                             Laboratory Technician                                +



      Approved by:                           KatJa Pokovic                          Technical Manager

                                                                                                                        e
                                                                                                                            Issued: July 20, 2018
      This calibration certificate shall not be reproduced except in full without written approval of the laboratory.


     Certificate No: D1750V2—1003_Jul18                                    Page 1 of 8


Calibration
      —     Laboratory of                                                         S     Schweizerischer Kalibrierdienst
Schmid & Partner                                                                  c     Service suisse d‘étalonnage
  Engineenng AG                                                                         Servizio svizzero di taratura
Zeughausstrasse 43, 8004 Zurich, Switzerland                                      S     Swiss Calibration Service



Accredited by the Swiss Accreditation Service (SAS)                                Accreditation No.: SCS 0108
The Swiss Accreditation Service is one of the signatories to the EA
Multilateral Agreementfor the recognition of calibration certificates

Glossary:
TSL                         tissue simulating liquid
ConvrF                      sensitivity in TSL / NORM x.y,z
N/A                         not applicable or not measured

Calibration is Performed According to the Following Standards:
   a) IEEE Std 1528—2013, "IEEE Recommended Practice for Determining the Peak Spatial—
      Averaged Specific Absorption Rate (SAR) in the Human Head from Wireless
      Communications Devices: Measurement Techniques", June 2013
   b) 1EC 62209—1, "Measurement procedure for the assessment of Specific Absorption Rate
      (SAR) from hand—held and body—mounted devices used next to the ear (frequency range of
      300 MHz to 6 GHz)", July 2016
   c) IEC 62209—2, "Procedure to determine the Specific Absorption Rate (SAR) for wireless
      communication devices used in close proximity to the human body (frequency range of 30
       MHz to 6 GHz)", March 2010
   d) KDB 865664, "SAR Measurement Requirements for 100 MHz to 6 GHz"

Additional Documentation:
   e) DASY4/5 System Handbook

Methods Applied and Interpretation of Parameters:
   e Measurement Conditions: Further details are available from the Validation Report at the end
     of the certificate. All figures stated in the certificate are valid at the frequency indicated.
   e Antenna Parameters with TSL: The dipole is mounted with the spacer to position its feed
     point exactly below the center marking of the flat phantom section, with the arms oriented
     paralle! to the body axis.
   e Feed Point Impedance and Return Loss: These parameters are measured with the dipole
     positioned under the liquid filled phantom. The impedance stated is transformed from the
     measurement at the SMA connector to the feed point. The Return Loss ensures low
     reflected power. No uncertainty required.
   e Electrical Delay: One—way delay between the SMA connector and the antenna feed point.
     No uncertainty required.
   e SAR measured: SAR measured at the stated antenna input power.
   e SAR normalized: SAR as measured, normalized to an input power of 1 W at the antenna
         connector.
    «_   SAR for nominal TSL parameters: The measured TSL parameters are used to calculate the
         nominal SAR result.
 The reported uncertainty of measurement is stated as the standard uncertainty of measurement
 multiplied by the coverage factor k=2, which for a normal distribution corresponds to a coverage
 probability of approximately 95%.




Certificate No: D1750V2—1003_Jul18                             Page 2 of 8




                                                                             mm nama n ngn n en n en n w n n n n snn n n   y


(llélu»
      Measurement Conditions
             DASY system configuration, as far as not given on page 1.
              DASY Version                                             DASY5                                V52.10.1
               Extrapolation                                   Advanced Extrapolation
               Phantom                                          Modular Flat Phantom
               Distance Dipole Center — TSL                              10 mm                             with Spacer
               Zoom Scan Resolution                              dx, dy, dz =5 mm
               Frequency                                         1750 MHz £ 1 MHz


      Head TSL parameters
             The following parameters and calculations were applied.
                                                                         Temperature       Permittivity         Conductivity
               Nominal Head TSL parameters                                  22.0 °C           40.1               1.37 mho/m
               Measured Head TSL parameters                              (22.0 £0.2) °C    39.0 26 %          1.34 mho/m + 6 %
               Head TSL temperature change during test                      <0.5 °C                                    ~——

      SAR result with Head TSL

               SAR averaged over 1 cm* (1 g) of Head TSL                  Condition
               SAR measured                                        250 mW input power                     8.91 W/kg
               SAR for nominal Head TSL parameters                     normalized to 1W        35.9 W/kg a 17.0 % (k=2)

               SAR averaged over 10 cm* (10 g) of Head TSL                condition

               SAR measured                                        250 mW input power                     4.71 Wikg
               .SAR for nominal Head TSL parameters                    normalized to 1W        18.9 Wikg £ 16.5 % (k=2)


          Body TSL parameters
             The following parameters and calculations were applied.
                                                                         Temperature       Permittivity         Conductivity
                Nominal Body TSL parameters                                 22.0 °C           53.4               1.49 mho/m
                Measured Body TSL parameters                             (22.0 + 0.2) °C   53.7 * 6 %         1.46 mho/m x 6 %
                Body TSL temperature change during test                     <0.5 °C


      SAR result with Body TSL

                SAR averaged over 1 cm* (1 g) of Body TSL                 Condition
                SAR measured                                       250 mW input power                     8.97 W/kg

                SAR for nominal Body TSL parameters                    normalized to 1W         36.4 Wikg a 17.0 % (k=2)

                SAR averaged over 10 cm* (10 g) of Body TSL                condition
                SAR measured                                       250 mW input power                     4.79 Wikg
                SAR for nominal Body TSL parameters                    normalized to 1W         19.3 W/kg x 16.5 % (k=2)




          Certificate No: D1750V2—1003_Jul18                    Page 3 of 8


(Em)
       Appendix (Additional assessments outside the scope of SCS 0108)

       Antenna Parameters with Head TSL

             Impedance, transformed to feed point                                           51.6 Q + 1.3 jQ
            | Return Loss                                                                      — 33.7 dB



       Antenna Parameters with Body TSL

             Impedance, transformed to feed point                                           47.3 0 +1.2 jQ
             Return Loss                                                                      — 30.4 dB




       General Antenna Parameters and Design

           [Electrical Delay (one direction)                     J                             1.215 ns                            J

       After long term use with 100W radiated power, only a slight warming of the dipole near the feedpoint can be measured.

       The dipole is made of standard semirigid coaxial cable. The center conductor of the feeding line is directly connected to the
       second arm of the dipole. The antenna is therefore short—circuited for DC—signals. On some of the dipoles, small end caps
       are added to the dipole arms in order to improve matching when loaded according to the position as explained in the
       "Measurement Conditions" paragraph. The SAR data are not affected by this change. The overall dipole length is still
       according to the Standard.
       No excessive force must be applied to the dipole arms, because they might bend or the soldered connections near the
       feedpoint may be damaged.



       Additional EUT Data

             Manufactured by                                                                    SPEAG
             Manufactured on                                                                 July 30, 2008




       Certificate No: D1750V2—1003_Jul18                       Page 4 of 8


DASY5 Validation Report for Head TSL

                                                                                     Date: 20.07.2018
Test Laboratory: SPEAG, Zurich, Switzerland

DUT: Dipole 1750 MHz; Type: D1750V2; Serial: D1750V2 — SN:1003

Communication System: UID 0 — CW; Frequency: 1750 MHz
Medium parameters used: f = 1750 MHz; 0 = 1.34 $/m; & = 39; p = 1000 kg/m*
Phantom section: Flat Section
Measurement Standard: DASY5 (IEEE/IEC/ANSI C€63.19—2011)

DASY52 Configuration:

    *   Probe: EX3DV4 — SN7349; ConvF(8.5, 8.5, 8.5) @ 1750 MHz; Calibrated: 30.12.2017

   *    Sensor—Surface: 1.4mm (Mechanical Surface Detection)

    e   Electronics: DAE4 Sn601; Calibrated: 26.10.2017

   *    Phantom: Flat Phantom 5.0 (front); Type: QD 000 P50 AA; Serial: 1001

   +    DASY52 52.10.1(1476); SEMCAD X 14.6.11(7439)


Dipole Calibration for Head Tissue/Pin=250 mW, d=10mm/Zoom Scan (7x7x7)/Cube 0:
Measurement grid: dx=5mm, dy=5mm, dz=5mm
Reference Value = 107.5 V/m; Power Drift = —0.04 dB
Peak SAR (extrapolated) = 16.3 W/kg
SAR(1 g) = 8.91 W/kg; SAR(10 g) = 4.71 W/kg
Maximum value of SAR (measured) = 13.8 W/kg


        dB
        0


        ~4.00


        —8.00


        —12.00


        ~16.00


        —20.00
                   0 dB = 13.8 W/kg = 11.40 dBW/kg




Certificate No: D1750V2—1003_Jul18             Page 5 of 8


©
Impedance Measurement Plot for Head TSL




          File View Channel Sweep       Calbration Trace Scale Marker System   Window     Help

                                                                                       1.750000 GHz      51.596 O
                                                                                           122.55 pH     1.3475 Q
                                                                                     y 1.750000 GHz    20.559 mU
                                                                                     $\                    39.410 °




                      Ch1Aug= 20
              Ch1: Start 1.55000 GHz   ——                                                              Stop 1.95000 GHz




              .00

              .00
              10
              00
              00       Ch 1
              Ch1: Start 1.                                                                            Stop 1.95000 GHz

                                                                      Avg=20 Delay




Certificate No: D1750V2—1003_Jul18                      Page 6 of 8


DASY5 Validation Report for Body TSL

                                                                                    Date: 20.07.2018
Test Laboratory: SPEAG, Zurich, Switzerland

DUT: Dipole 1750 MHz; Type: D1750V2; Serial: D1750V2 — SN:1003

Communication System: UID 0 — CW; Frequency: 1750 MHz
Medium parameters used: f = 1750 MHz; 0 = 1.46 $/m; &, = 53.7; p = 1000 kg/m3
Phantom section: Flat Section
Measurement Standard: DASYS5 (IEEE/IEC/ANSI C63.19—2011)

DASY52 Configuration:

   *    Probe: EX3DV4 — SN7349; ConvF(8.35, 8.35, 8.35) @ 1750 MHz; Calibrated: 30.12.2017

   *    Sensor—Surface: 1.4mm (Mechanical Surface Detection)

   *    Electronics: DAE4 Sn601; Calibrated: 26.10.2017

   *    Phantom: Flat Phantom 5.0 (back); Type: QD 000 P50 AA; Serial: 1002

   «_   DASY52 52.10.1(1476); SEMCAD X 14.6.11(7439)


Dipole Calibration for Body Tissue/Pin=250 mW, d=10mm/Zoom Scan (7x7x7)/Cube 0:
Measurement grid: dx=5mm, dy=5mm, dz=5mm
Reference Value = 101.3 V/m; Power Drift =—0.01 dB
Peak SAR (extrapolated) = 15.7 W/kg
SAR(I g) = 8.97 W/kg; SAR(10 g) = 4.79 W/kg
Maximum value of SAR (measured) = 13.5 W/kg


        dB
        0


        ~4.00


        —8.00


        —12.00


        —16.00


        —20.00
                   0 dB = 13.5 W/kg = 11.30 dBW/kg




Certificate No: D1750V2—1003_Jul18             Page 7 of 8


©
Impedance Measurement Plot for Body TSL




          File View   Channel Sweep     Calibration Trace Scale   Marker   System   Window Help

                                                                                           1.750000 GHz      47.338 O
                                                                                               112.37 pH     1.2356 O
                                                                                           1.750000 GHz    30.149 mU
                                                                                                              154.37 °




                      Ch1Aug= 20
              Ch1: Start 1.55000 GHa   ——                                                                  Stop 1.95000 GHz




              .00

              00
              00
              00
              00       Ch 1
              Ch1: Start 1.55000 GHa   ——

                      CHI:                                                 Avg=20 Delay




Certificate No: D1750V2—1003_Jul18                        Page 8 of 8


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 Callbl.'atlon Laboratory of                                        s\\\\\\—_////'/;;                        g      Schweizerischer Kalibrierdienst
 Schmid & Partner                                                  M                                         c      Service suisse d‘étalonnage
   Englneering AG                                                  Lo                                               Servizio svizzero di taratura
 Zeughausstrasse 43, 8004 Zurich, Switzerland                       ",,/fi\\o‘                                S      Swiss Calibration Service
                                                                        thitals

 Accredited by the Swiss Accreditation Service (SAS)                                                          Accreditation No.: SCS 0108
 The Swiss Accreditation Service is one of the signatories to the EA
 Multilateral Agreement for the recognition of calibration certificates

 Client       CTTL (Auden)                                                                       Certificate No: D1900V2—5d101_Jul18

 CALIBRATION CERTIFICATE
  Object                                D1900V2 — SN:5d101


  Calibration procedure(s)              QA CAL—05.v10
                                        Calibration procedure for dipole validation kits above 700 MHz



  Calibration date:                     July 24, 2018


  This calibration certificate documents the traceability to national standards, which realize the physical units of measurements (S1).
  The measurements and the uncertainties with confidence probability are given on the following pages and are part of the certificate.


  All calibrations have been conducted in the closed laboratory facility: environment temperature (22 + 3)°C and humidity < 70%.


  Calibration Equipment used (M&TE critical for calibration)


  Primary Standards                      ID #                      Cal Date (Certificate No.)                           Scheduled Calibration
  Power meter NRP                        SN: 104778                04—Apr—18 (No. 217—02672/02678)                      Apr—19
  Power sensor NRP—Z291                  SN: 103244                04—Apr—18 (No. 217—02672)                            Apr—19
  Power sensor NRP—Z291                  SN: 103245                04—Apr—18 (No. 217—02673)                            Apr—19
  Reference 20 dB Attenuator             SN: 5058 (20k)            04—Apr—18 (No. 217—02682)                            Apr—19
  Type—N mismatch combination            SN: 5047.2 / 06327        04—Apr—18 (No. 217—02683)                            Apr—19
  Reference Probe EX3DV4                 SN: 7349                  30—Dec—17 (No. EX3—7349_Dec17)                       Dec—18
  DAE4                                   SN: 601                   26—Oct—17 (No. DAE4—601_Oct17)                       Oct—18


  Secondary Standards                    ID #                      Check Date (in house)                                Scheduled Check
  Power meter EPM—442A                   SN: GB37480704            07—Oct—15 (in house check Oct—16)                    In house check: Oct—18
  Power sensor HP 8481A                  SN: US37202783            07—Oct—15 (in house check Oct—16)                    In house check: Oct—18
  Power sensor HP 8481A                  SN: MY41092317            07—Oct—15 (in house check Oct—16)                    In house check: Oct—18
  RF generator R&S SMT—06                SN: 100972                15—Jun—15 (in house check Oct—16)                    In house check: Oct—18
  Network Analyzer Agilent E8358A        SN: US41080477            31—Mar—14 (in house check Oct—17)                    In house check: Oct—18


                                         Name                                     Function                               Signature
  Calibrated by:                         Manu Seitz                               Laboratory Technician                          z




                                                                                                                    CcE
  Approved by:                           Katja Pokovic                            Technical Manager



                                                                                                                        Issued: July 24, 2018
  This calibration certificate shall not be reproduced except in full without written approval of the laboratory.


 Certificate No: D1900V2—5d101_Jul18                                   Page 1 of 8




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Calibration
      .     Laboratory of                                                    S   Schweizerischer Kalibrierdienst
Schmid & Partner                                                             c   Service suisse d‘étalonnage
  Englneenng AG                                                                  Servizio svizzero di taratura
Zeughausstrasse 43, 8004 Zurich, Switzerland                                 S   Swiss Calibration Service



Accredited by the Swiss Accreditation Service (SAS)                          Accreditation No.: SCS 0108
The Swiss Accreditation Service is one of the signatories to the EA
Multilateral Agreementfor the recognition of calibration certificates

Glossary:
TSL                         tissue simulating liquid
ConvF                       sensitivity in TSL / NORM x,y,z
N/A                         not applicable or not measured

Calibration is Performed According to the Following Standards:
   a) IEEE Std 1528—2013, "IEEE Recommended Practice for Determining the Peak Spatial—
      Averaged Specific Absorption Rate (SAR) in the Human Head from Wireless
      Communications Devices: Measurement Techniques", June 2013
   b) 1IEC 62209—1, "Measurement procedure for the assessment of Specific Absorption Rate
      (SAR) from hand—held and body—mounted devices used next to the ear (frequency range of
      300 MHz to 6 GHz)", July 2016
   c) IEC 62209—2, "Procedure to determine the Specific Absorption Rate (SAR) for wireless
      communication devices used in close proximity to the human body (frequency range of 30
      MHz to 6 GHz)", March 2010
   d) KDB 865664, "SAR Measurement Requirements for 100 MHz to 6 GHz"

Additional Documentation:
   e) DASY4/5 System Handbook

Methods Applied and Interpretation of Parameters:
   e Measurement Conditions: Further details are available from the Validation Report at the end
     of the certificate. All figures stated in the certificate are valid at the frequency indicated.
   e Antenna Parameters with TSL: The dipole is mounted with the spacer to position its feed
     point exactly below the center marking of the flat phantom section, with the arms oriented
     paralle! to the body axis.
   e Feed Point Impedance and Return Loss: These parameters are measured with the dipole
     positioned under the liquid filled phantom. The impedance stated is transformed from the
     measurement at the SMA connector to the feed point. The Return Loss ensures low
     reflected power. No uncertainty required.
   e Electrical Delay: One—way delay between the SMA connector and the antenna feed point.
     No uncertainty required.
   e SAR measured: SAR measured at the stated antenna input power.
   e SAR normalized: SAR as measured, normalized to an input power of 1 W at the antenna
     connector.
   e SAR for nominal TSL parameters: The measured TSL parameters are used to calculate the
     nominal SAR result.
 The reported uncertainty of measurement is stated as the standard uncertainty of measurement
 multiplied by the coverage factor k=2, which for a normal distribution corresponds to a coverage
 probability of approximately 95%.




Certificate No: D1900V2—5d101_Jul18                            Page 2 of 8



Document Created: 2019-10-11 13:31:02
Document Modified: 2019-10-11 13:31:02

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