RF Exposure Part 4

FCC ID: IHDT56XS2

RF Exposure Info

Download: PDF
FCCID_4287341

                                     In Collaboration with




         Add: No.51 Xueyuan Road, Haidie       District, Beijing, 100191, China
             +86—10—62304633—2079          F    : +86—10—62304633—2504
         E—mail: ettl@chinattl.com         hitp://www.chinattl.en


  Appendix (Additional assessments outside the scope of CNAS LO0570)

  Antenna Parameters with Head TSL

      Impedance, transformed to feed point                                        52.40— 2.59J0

      Return Loss                                                                   —29.30B


  Antenna Parameters with Body TSL

      Impedance, transformed to feed point                                        51.60— 3.86)0

      Return Loss                                                                   —27.70B


 General Antenna Parameters and Design

      Electrical Delay (one direction)                                             0.898 ns




 After long term use with 100W radiated power, only a slight warming ofthe 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 antennais therefore short—circuited for DC—signals. On some
 of thedipoles, 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




Certificate No: Z19—6008 1                                 Page 4 of 8


           r«                               In Collaboration with

               a
           @77 CALIBRATION
            dn
                           LABORATORY

         Add: No.51 Xueyuan Road, HaidianDistrict, Beijing, 100191, China
         Tel:        +86—10—62304633—2079      Fax: +86—10—62304633—2504
         E—mail: ettl@chinattl.com             http=//www.chinattl.en


DASYS Validation Report for Head TSL                                           Date: 03.26.2019
Test Laboratory: CTTL, Beijing, China
DUT: Dipole 750 MHz; Type: D750V3; Serial: D750V3 — SN: 1087
    Communication System: UID 0, CW; Frequency: 750 MHz; Duty Cycle: 1:1
    Medium parameters used: {= 750 MHz; 0 = 0.903 S/m; & = 43.01; p = 1000 kg/m3
    Phantom section: Right Section
DASYS Configuration:

                «+     Probe: EX3DV4 — SN3617; ConvF(10.03, 10.03, 10.03) @ 750 MHz; Calibrated:
                       1/31/2019
                *«     Sensor—Surface: 1.4mm (Mechanical Surface Detection)
                +      Electronics: DAE4 Sn1331; Calibrated: 2/6/2019
                *      Phantom: MFP_V5.1C ; Type: QD 000 PS1CA; Serial: 1062
                +      Measurement SW: DASY52, Version 52.10 (2); SEMCAD X Version 14.6.12
                       (7450)
        Dipole Calibration/Zoom Sean (7x7x7) (7x7x7)/Cube 0: Measurement grid: dx=5mm,
        dy=5mm, dz=5mm
        Reference Value = 55.05 V/m; Power Drift = 0.01 dB
        Peak SAR (extrapolated) = 3.00 W/kg
        SAR(I g) =2.1 W/kg; SAR(10 g) = 1.42 W/kg
        Maximum value of SAR (measured) =2.72 W/kg




            —1.86


            —3.11


            5.57


            —T A2


            —9.28
                            0 dB =2.72 W/kg =4.35 dBW/kg




Certificate No: Z19—60081                                    Page 5 of 8


             =‘TTLM a                  CALIBRATION LABORATORY

          Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
          Tel: +86—10—62304633—2079       Fax: +86—10—62304633—2504
          E—mail: ettl@chinatt.com        hitp://www.chinattl.en



          Impedance Measurement Plot for Head TSL



       Tri sil Log mag 10. 00de/   ref 0.000de (ri]                                                  I
          5990     r53~750.00000 mz =251 265 do                               ~
         40. 00

         30.00

         20.00
         10. 00
         0.000))                                                                                 8
        —20.00

        ~20.00                                                         1

        ~30.00

        ~40. 00
        —50.00                                                         x
       BM 511 snith (R+Jx) scale 1.000U [F1 vel]
        »1. 750.00000 mz 52.389 n —2.5920 n




     [1" Star so Niz                                      wew 100 He              Stop 960 Niz -ITI




Certificate No: Z19—6008 1                              Page 6 of 8


           ‘4                         in Collaboration with

           7]J;J, a
           ‘                          CALIBRATION LABORATORY

         Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
         Tel: +86—10—62304633—2079      Fax: +86—10—62304633—2504
         E—mail: cttl@chinatt.com       hitp://www.chinattl.en




DASYS Validation Report for Body TSL                                    Date: 03.26.2019
Test Laboratory: CTTL, Beijing, China
DUT: Dipole 750 MHz; Type: D750V3; Serial: D750V3 — SN: 1087
   Communication System: UID 0, CW; Frequency: 750 MHz; Duty Cycle: 1:1
   Medium parameters used: {= 750 MHz; 0 = 0.935 $/m; &, = 56.85; p = 1000 kg/m3
   Phantom section: Center Section
DASYS Configuration:

             *      Probe: EX3DV4 — SN3617; ConvF(9.85, 9.85, 9.85) @ 750 MHz; Calibrated:
                    1/31/2019
             *      Sensor—Surface: 1.4mm (Mechanical Surface Detection)
             +      Electronics: DAE4 Sn1331; Calibrated: 2/6/2019
             +      Phantom: MFP_V5.1C ; Type: QD 000 P51CA; Serial: 1062
             *      Measurement SW: DASY52, Version 52.10 (2); SEMCAD X Version 14.6.12
                  (7450)

         Dipole Calibration/Zoom Scan (7x7x7) (7x7x7)/Cube 0: Measurement grid: dx=5mm,
         dy=5mm, dz=5mm
         Reference Value = 53.71 V/m; Power Drift= 0.01 dB
         Peak SAR (extrapolated) = 3.08 W/kg
         SAR(I g) =2.09 W/kg; SAR(10 g) = 1.41 W/kg
         Maximum value of SAR (measured) =2.75 W/kg




            —1.94


            —3.89


            5.83


            —7.18


            —9.72
                       0 dB =2.75 W/kg = 4.39 dBW/kg




Certificate No: Z19—6008 1                             Page 7 of 8


                     TTL CALIBRATION
                         foBictoillk LABORATORY

         Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
         Tel: +86—10—62304633—2079      Fax: +86—10—62304633—2504
         E—mail: cttl@chinattl.com      hitp://www.chinattl.en



         Impedance Measurement Plot for Body TSL

          Tri iT tog may 10. 00087 ner 0. oods [Fi]
            5990 rsa—750,00000 mz =27. 744 ds
            40.00
            30. 00
            20.00
            10.00
            0.000p)




                                                                                              ra
           —10.00
           ~20. 00

           ~30. 00

           ~40.00
           ~5o. 00                                                       x
         BMR 12. smith (ReJ®) scale 1.000U [r2 be1]
           »1. 750.00000 mz      51.570 n —3.8607 o 54.961                   _
                                                      /




                                                             M5
        [1stt sso mz                                          ww 100 e           Sten Sso mtz IMI




Certificate No: Z19—60081                              Page 8 of 8


                 b‘*                       In Collaboration with                    \\\\\\wn’ty                      By
                                           C      B M                                                                      ¢
                  gl CALIBRATION LABORATORY                                        im                                ARAUA
                                                                                   mm o —
               Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China   4,,//,\%\3     v CALIBRATION
               Tel: +86—10—62304633—2079       Fax: +86—10—62304633—2504            C ARDY                           CNAS LO570
               E—mail: cttl@chinattl.com       http://www.chinattl.cn

       Client            Sporton                                              Certificate No:     Z219—60082

CALIBRATION CERTIFICATE

Object                                       D835V2 — SN: 40151

Calibration Procedure(s)                     FF—211—003—01

                                             Calibration Procedures for dipole validation kits

Calibration date:                            March 27, 2019

This calibration Certificate documents the traceability to national standards, which realize the physical units of
measurements(Sl). 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(Calibrated by, Certificate No.)       Scheduled Calibration
 Power Meter       NRP2             106277            20—Aug—18 (CTTL, No.J18X06862)                             Aug—19
 Power sensor       NRPBS           104291            20—Aug—18 (CTTL, No.J18X06862)                             Aug—19
 Reference Probe EX3DV4             SN 3617           31—Jan—19(SPEAG,No.EX3—3617_Jan19)                         Jan—20
 DAE4                               SN 1331           06—Feb—19(SPEAG,No.DAE4—1331_Feb19)                        Feb—20


 Secondary Standards                ID #              Cal Date(Calibrated by, Certificate No.)        Scheduled Calibration
 Signal Generator E4438C            MY49071430        23—Jan—19 (CTTL, No.J19X00336)                             Jan—20
 NetworkAnalyzer E5071C             MY46110673        24—Jan—19 (CTTL, No.J19XK00547)                            Jan—20




                                    Name                           Function                                Signature
Calibrated by:                    Zhao Jing                  SAR Test Engineer                             ‘Z(?J

Reviewed by:                      Lin Hao                    SAR Test Engineer                           I‘fifli%

Approved by:                      Qi Dianyuan                SAR Project Leader                    %

                                                                                        Issued: March 30, 2019
This calibration certificate shall not be reproduced except in full without written approval of the laboratory.


    Certificate No: Z19—60082                             Page 1 of 8


            A'N                       In Collaboration with
           e                          §      _p__€_           _a@     _0
           g—‘T]-L                   CALIBRATION LABORATORY

         Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
         Tel: +86—10—62304633—2079        Fax: +86—10—62304633—2504
         E—mail: cttl@chinattl.com        http://www.chinattl.cn




Glossary:
TSL                        tissue simulating liquid
ConvrF                     sensitivity in TSL / NORMx,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) IEC 62209—1, "Measurement procedure for assessment of specific absorption rate of human
    exposure to radio frequency fields from hand—held and body—mounted wireless
   communication devices— Part 1: Device used next to the ear (Frequency range of 300MHz to
   6GHz)", July 2016
c) IEC 62209—2, "Procedure to measure the Specific Absorption Rate (SAR) For wireless
   communication devices used in close proximity to the human body (frequency range of
   30MHz to 6GHz)", March 2010
d) KDB865664, 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
      parallel 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.
     SAR measured: SAR measured at the stated antenna input power.
     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: Z19—60082                               Page 2 of 8


                                      In Collaboration with

                                      a
                               ®




          s/"]/‘]
          Faaal
                                      CALIBRATION LABORATORY
           y
         Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
         Tel: +86—10—62304633—2079      Fax: +86—10—62304633—2504
         E—mail: cttl@chinattl.com      http:/www.chinattl.en


Measurement Conditions
    DASY system configuration, as far as not given on page 1.
      DASY Version                                        DASY52                                    52.10.2.1495

      Extrapolation                              Advanced Extrapolation

      Phantom                                     Triple Flat Phantom 5.1C

      Distance Dipole Center — TSL                        15 mm                                      with Spacer

     Zoom Scan Resolution                            dx, dy, dz = 5 mm

     Frequency                                       835 MHz +1 MHz


Head TSL parameters
   The following parameters and calculations were applied.
                                                           Temperature              Permittivity          Conductivity

     Nominal Head TSL parameters                              22.0 °C                   41.5              0.90 mho/m

     Measured Head TSL parameters                         (22.0 £ 0.2) °C            42.7 £6 %          0.93 mho/m +6 %

     Head TSL temperature change during test                  <1.0 °C

SAR result with Head TSL
     SAR averaged over 1 Cm" (1 g) of Head TSL                          Condition
     SAR measured                                                 250 mW input power                   2.36 Wikg

     SAR for nominal Head TSL parameters                             normalized to 1W            9.30 Wikg * 18.8 % (k=2)
     SAR averaged over 10 ecm (10 g) of Head TSL                        Condition

     SAR measured                                                 250 mW input power                   1.56 Wikg
     SAR for nominal Head TSL parameters                             normalized to 1W            6.16 Wikg * 18.7 % (k=2)

Body TSL parameters
   The following parameters and calculations were applied.
                                                           Temperature              Permittivity         Conductivity

     Nominal Body TSL parameters                              22.0 °C                  665.2             0.97 mho/m

     Measured Body TSL parameters                         (22.0 £ 0.2) °C            56.7 +6 %         0.94 mho/m +6 %

     Body TSL temperature change during test                  <1.0 °C

SAR result with Body TSL
     SAR averaged over 1 Cm° _(1 g) of Body TSL                         Condition
     SAR measured                                                 250 mW input power                   2.32 Wikg
     SAR for nominal Body TSL parameters                             normalized to 1W          9.53 W /kg * 18.8 % (k=2)
     SAR averaged over 10 ecm (10 g) of Body TSL                        Condition

     SAR measured                                                 250 mW input power                   1.52 Wikg
     SAR for nominal Body TSL parameters                             normalized to 1W          6.20 Wikg + 18.7 % (k=2)

Certificate No: Z19—60082                              Page 3 of 8


                                8    In Collaboration with
            mm
           @eJ~J;j, CALIBRATION
                    s __p_c_LABORATORY
                                _3 _94
          !‘/
        Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
        Tel: +86—10—62304633—2079      Fax: +86—10—62304633—2504
         E—mail: cttl@chinattl.com      http:/www.chinattl.en


  Appendix (Additional assessments outside the scope of CNAS LO570)

 Antenna Parameters with Head TSL


      Impedance, transformed to feed point                                  50.80— 3.28j0

      Return Loss                                                             — 29.50B


 Antenna Parameters with Body TSL

     Impedance, transformed to feed point                                   46.70— 3.98j0Q

     Return Loss                                                              — 25.50B


 General Antenna Parameters and Design

     Electrical Delay (one direction)                                         1.253 ns




 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




Certificate No: Z19—60082                             Page 4 of 8


                '             2      In Collaboration with

          m‘f~>p‘j, S_L_4                                    3      _9
           ‘                         CALIBRATION LABORATORY

        Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
        Tel: +86—10—62304633—2079       Fax: +86—10—62304633—2504
        E—mail: cttl@chinattl.com       http://www.chinattl.cn


DASY5 Validation Report for Head TSL                                    Date: 03.26.2019
Test Laboratory: CTTL, Beijing, China
DUT : Dipole 835 MHz; Type: D835V2; Serial: D835V2 — SN: 4d151
   Communication System: UID 0, CW; Frequency: 835 MHz; Duty Cycle: 1:1
   Medium parameters used: f= 835 MHz; 0 = 0.925 S/m; s, = 42.68; p = 1000 kg/m3
   Phantom section: Right Section
DASY5 Configuration:

            e    Probe: EX3DV4 — SN3617; ConvF(9.75, 9.75, 9.75) @ 835 MHz; Calibrated:
                   1/31/2019
            e      Sensor—Surface: 1.4mm (Mechanical Surface Detection)
            e    Electronics: DAF4 Sn1331; Calibrated: 2/6/2019
            e   Phantom: MFP_V5.1C ; Type: QD 000 P51CA; Serial: 1062
            e   Measurement SW: DASY52, Version 52.10 (2); SEMCAD X Version 14.6.12
                (7450)

        Dipole Calibration/Zoom Scan (7x7x7) (7x7x7)/Cube 0: Measurement grid: dx=5mm,
        dy=5mm, dz=5mm
        Reference Value = 57.34 V/m; Power Drift = 0.00 dB
        Peak SAR (extrapolated) = 3.55 W/kg
        SAR(1 g) =2.36 W/kg; SAR(10 g) = 1.56 W/kg
        Maximum value of SAR (measured) = 3.14 W/kg




           —1.99


           —3.98


           —5.98


           —£.97


           —9.96
                      0 dB = 3.14 W/kg = 4.97 dBW/kg




Certificate No: Z19—60082                             Page 5 of 8


                                   ®     In Collaboration with
               mm\
             a7J~7;J, @
                                         CALIBRATION LABORATORY
              _
            Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
            Tel: +86—10—62304633—2079       Fax: +86—10—62304633—2504
            E—mail: cttl@chinattl.com       http://www.chinattl.en



            Impedance Measurement Plot for Head TSL



      Tri s11 Log Mag 10.00dB/ Ref 0.000ds [F1]
        *°—90       (<i~~g35, 00000 mnz —20.186 ds
        40. 00
        30. 00
        20. 00
        10. 00
        0. 000 p|
       —10. 00
       —20. 00                                                                 5
       —30. 00
       ~40. 00

       —50. 00                                                                 s
     PWm s1i1 smith (R+]jX) scale 1.000U [F1 Del]
       »L     835.00000 MHz    50.823 o —3.2828 o        58.06                  _

                                                         /
                                                     4
                                                                                    ~——__|




                                                                   Sn     onl

    1 Start 635 MHz                                              IFBW 100 Hz                 Stop 1.035 gHz Me@i||©




Certificate No: Z19—60082                                    Page 6 of 8


                 '             #      In Collaboration with

          =7/‘"7°J, S_P                              C        3      _9
            v                        CALIBRATION LABORATORY

         Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
         Tel: +86—10—62304633—2079       Fax: +86—10—62304633—2504
         E—mail: cttl@chinattl.com       http://www.chinattl.en




DASY5 Validation Report for Body TSL                                  Date: 03.26.2019
Test Laboratory: CTTL, Beijing, China
DUT : Dipole 835 MHz; Type: D835V2; Serial: D835V2 — SN: 4d151
   Communication System: UID 0, CW; Frequency: 835 MHz; Duty Cycle: 1:1
    Medium parameters used: f= 835 MHz; 0 = 0.944 S/m; s, = 56.66; p = 1000 kg/m3
  Phantom section: Center Section
DASY5 Configuration:

             e      Probe: EX3DV4 — SN3617; ConvF(9.61, 9.61, 9.61) @ 835 MHz; Calibrated:
                    1/31/2019
             e      Sensor—Surface: 1.4mm (Mechanical Surface Detection)
             e      Electronics: DAFE4 Sn1331; Calibrated: 2/6/2019
             e   Phantom: MFP_V5.1C ; Type: QD 000 P51CA; Serial: 1062
             e   Measurement SW: DASY52, Version 52.10 (2); SEMCAD X Version 14.6.12
                 (7450)

        Dipole Calibration/Zoom Scan (7x7x7) (7x7x7)/Cube 0: Measurement grid: dx=5mm,
        dy=5mm, dz=5mm
        Reference Value = 56.03 V/m; Power Drift = 0.04 dB
        Peak SAR (extrapolated) =3.53 W/kg
        SAR(1 g) =2.32 W/kg; SAR(10 g) = 1.52 W/kg
        Maximum value of SAR (measured) =3.12 W/kg




            —2.04


            —4.08


           —6.13


           —8.1 7


           —10.21
                       0 dB = 3.12 W/kg = 4.94 dBW/kg




Certificate No: Z19—60082                              Page 7 of 8


             ‘!!!!lllllllll....~;w      In Collaboration with

                      TTIL, _@
            ‘                           CALIBRATION LABORATORY

         Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
         Tel: +86—10—62304633—2079         Fax: +86—10—62304633—2504
         E—mail: cttl@chinattl.com         http://www.chinattl.cn


         Impedance Measurement Plot for Body TSL


      Tri S11 Log Mag 10.00dB/ Ref 0.000d8 [F1]
        50. 00
                    »L   835.00000 MHz —25.477 ds
        40. 00

        30. 00
        20. 00
        10. 00
        0. 000 p)                                                                                  k
       —10. 00
       —20.00
       —30.00
       —40,. 00

       —50. 00                                                          k
     PM si1 smith (R+jX) scale 1.000U [F1 Ddel]




                                                 &XA                         P
       »1 835.00000 MHz 46.724 o —3.9773 n 47.923—pF_
                                            *        *




                                              f_D                y3

    1 Start 635 MHz
                                              \_            \.,._T_.d—f"(


                                                          IFBW 100 Hz            Stop 1.035 GHz DG@ll




Certificate No: Z19—60082                               Page 8 of 8


                                      *    In Collaboration with                      ‘\“\U"                          HEYAT
                 @777 s_p___e_a_.q_4
                                   § :;                                                              M                AREW
                                           causntion
               Add: No.51 Xueyuan Road, Haidian
                                                          tasonsrony
                                               District, Beijing, 100191, China
                                                                                                    CNAS#:
                                                                                      3" v cALIBRATION
               Tel: +86—10—62304633—2079              +86—10—62304633—2504            ,,h‘ CNAS LO570
               E—mail: ettl@chinattl.com          hutp://www.chinattl.en

       Client            Sporton                                               Certificate No:      219—60084

CALIBRATION CERTIFICATE

Object                                       D1750V2 — SN: 1090

Calibration Procedure(s)                     FF—Z211—003—01

                                             Calibration Procedures for dipole validation kits

Calibration date:                            March 27, 2019

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(Calibrated by, Certificate No.)      Scheduled Calibration
 Power Meter        NRP2            106277               20—Aug—18 (CTTL, No.J18X06862)                           Aug—19
 Power sensor       NRPBS           104291               20—Aug—18 (CTTL, No.J18X06862)                           Aug—19
 Reference Probe EX3DV4             SN 3617              31—Jan—19(SPEAG,No.EX3—3617_Jan19)                       Jan—20
 DAE4                               SN 1331              06—Feb—19(SPEAG,No.DAE4—1331_Feb19)                      Feb—20

 Secondary Standards                ID #                 Cal Date(Calibrated by, Certificate No.)       Scheduled Calibration
 Signal Generator E4438C            MY49071430            23—Jan—19 (CTTL, No.J19X00336)                          Jan—20
 NetworkAnalyzer E5071C             MY46110673           24—Jan—19 (CTTL, No.J19X00547)                           Jan—20



                                    Name                            Function                                Signature
Calibrated by:                    Zhao Jing                     SAR Test Engineer                           fi#]
Reviewed by:                      Lin Hao                       SAR Test Engineer                          IF(F%

Approved by:                      Qi Dianyuan                    SAR Project Leader                    M/

                                                                                         Issued: March 29, 2019
This calibration certificate shall not be reproduced except in full without written approval of the laboratory.



    Certificate No: Z19—60084                                   Page 1 of 8


           !\*                       In Collaboration with

          -‘
                      4.
                 TTZL CALIBRATION LABORATORY
         Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
         Tel: +86—10—62304633—2079       Fax: +86—10—62304633—2504
         E—mail: ettl@chinatt.com        hitps//www.chinattl.n


Glossary:
TSL                       tissue simulating liquid
ConvF                      sensitivity in TSL / NORMx,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) IEC 62209—1, "Measurement procedure for assessmentof specific absorption rate of human
   exposure to radio frequency fields from hand—held and body—mounted wireless
   communication devices— Part 1: Device used next to the ear (Frequency range of 300MHz to
   6GHz)", July 2016
c) IEC 62209—2, "Procedure to measure the Specific Absorption Rate (SAR) For wireless
   communication devices used in close proximity to the human body (frequency range of
   30MHz to 6GHz)", March 2010
d) KDB865664, SAR Measurement Requirements for 100 MHz to 6 GHz

Additional Documentation:
e) DASY4/5 System Handbook

Methods Applied and Interpretation of Parameters:
*     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.
«_    Antenna Parameters with TSL: The dipole is mounted with the spacerto position its feed
      point exactly below the center marking of the flat phantom section, with the arms oriented
      parallel to the body axis.
*     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.
*     Electrical Delay: One—way delay between the SMA connector and the antenna feed point.
      No uncertainty required.
      SAR measured: SAR measured at the stated antenna input power.
      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: Z19—60084                             Page 2 of 8


          §77Tr p_e_a
                                     in Collaboration with


                                     CALIBRATION LABORATORY

         Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
         Tel: +86—10—62304633—2079       Fax: +86—10—62304633—2504
         E—mail: ettl@chinattl.com       hitp://www.chinattl.en


Measurement Conditions
    DASY system configuration, as far as not given on page 1.
      DASY Version                                           DASY52                                  52.10.2.1495

      Extrapolation                              Advanced Extrapolation
      Phantom                                     Triple Flat Phantom 5.1C

      Distance Dipole Center — TSL                           10 mm                                    with Spacer

     Zoom Scan Resolution                            dx, dy, dz = 5 mm

      Frequency                                      1750 MHz & 1 MHz


Head TSL parameters
   Thefollowing 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             41.3 46 %          1.37 mho/m + 6 %

     Head TSL temperature change during test                   <1.0 °C                   ——                    ——
SAR result with Head TSL
     SAR averaged over 1 cm (1 g) of Head TSL                            Condition
     SAR measured                                                    250 mW input power                 9.04 Wikg
     SAR for nominal Head TSL parameters                              normalized to 1W            36.4 Wikg £ 18.8 % (k=2)

     SAR averaged over 10 cm‘ (10 g) of Head TSL                         Condition

     SAR measured                                                    250 mW input power                 4.79 Wikg
     SAR for nominal Head TSL parameters                             normalized to 1W             19.2 Wikg £ 18.7 % (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               55.0 46 %         1.45 mho/m + 6 %

     Body TSL temperature change during test                  <1.0 °C                    ——                    ——

SAR result with Body TSL
     SAR averaged over 1 cm> (1 g) of Body TSL                           Condition
     SAR measured                                                 250 mW input power                    9.21 Wikg

     SAR for nominal Body TSL parameters                             normalized to 1W           37.7 Wikg * 18.8 % (k=2)

     SAR averaged over 10 cm‘ (10 g) of Body TSL                         Condition

     SAR measured                                                 250 mW input power                   4.89 Wikg

     SAR for nominal Body TSL parameters                             normalized to 1W           19.9 Wikg * 18.7 % (k=2)
Certificate No: Z19—60084                            Page 3 of8


                               *     In Collaboration with

                      a
                 TTIL CALIBRATION LABORATORY

         Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
         Tel: +86—10—62304633—2079      Fax: +86—10—62304633—2504
         E—mail: cttl@chinatt.com       hitp://www.chinattl.en


  Appendix (Additional assessments outside the scope of CNAS LO570)

  Antenna Parameters with Head TSL

      Impedance, transformed to feed point                                   47.50— 2.34 jQ

      Return Loss                                                              —29.2 dB


 Antenna Parameters with Body TSL

      Impedance, transformed to feed point                                   43.90—2.19 jQ

      Return Loss                                                              —23.2 dB

 General Antenna Parameters and Design

     Electrical Delay (one direction)                                          1.085 ns



 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 conductorof the feeding line is directly
 connected to the second arm of the dipole. The antennais 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




Certificate No: Z19—60084                            Page 4 of 8


           aeffiiite©                in Colleborstion vith
          a=‘/"/"J, a
                                     CALIBRATION LABORATORY
           rgar"
         Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
        Tel: +86—10—62304633—2079        Fax: +86—10—62304633—2504
         E—mail: ettl@chinattl.com       hitp:/www.chinattl.en


DASYS5 Validation Report for Head TSL                                 Date: 03.26.2019
Test Laboratory: CTTL, Beijing, China
DUT: Dipole 1750 MHz; Type: D1750V2; Serial: D1750V2 — SN: 1090
   Communication System: UID 0, CW; Frequency: 1750 MHz; Duty Cycle: 1:1
    Medium parameters used: {= 1750 MHz; 0 = 1.37 $/m; &, = 41.27; p = 1000 kg/m3
  Phantom section: Right Section
DASY5 Configuration:

             *    Probe: EX3DV4 — SN3617; ConvF(8.38, 8.38, 8.38) @ 1750 MHz; Calibrated:
                    1/31/2019
             *«   Sensor—Surface; 1.4mm (Mechanical Surface Detection)
             «+   Electronics: DAE4 Sn1331; Calibrated: 2/6/2019
             «_   Phantom: MFP_V5.1C ; Type: QD 000 PS1CA; Serial: 1062
             *«   Measurement SW: DASY52, Version 52.10 (2); SEMCAD X Version 14.6.12
                  (7450)

        System Performance Check/Zoom Scan (7x7x7) (7x7x7)/Cube 0: Measurement grid:
        dx=Smm, dy=5mm, dz=5mm
        Reference Value = $9.03 V/m; Power Drift = 0.03 dB
        Peak SAR (extrapolated) = 17.1 W/kg
        SAR(I g) = 9.04 W/kg; SAR(10 g) = 4.79 W/kg
        Maximum value of SAR (measured) = 14.2 W/kg

           dB
           0


            —3.36


            —6.72


            —10.07


            13.43


           —16.79
                       0 dB = 14.2 W/kg = 11.52 dBW/kg




Certificate No: 719—60084                            Page 5 of8


           h“                        In Collaboration with
          =TTLs_m_q_
        Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
        Tel: +86—10—62304633—2079        Fax: +86—10—62304633—2504
        E—mail:   ettl@chinatt.com       hitp://www.chinattl.en



        Impedance Measurement Plot for Head TSL


      Trisin l og Mag 10.00dB/ Ref 0.000d8 [F1]
        50. 00
               »11.7500000 anz ~20.158 da
       40. 00

       30.00

       20.00

       10. 00

       0.00p)
      —10.00

      ~20.00

      ~30.00

      ~40. 00
      ~50.00                                                       x
      BM 511 smith (ReJX) scale 1.0000 [F1 bel]
       »1. 1.7500000 ahz 47. 534 n —2.3303 o y/vr/—\




    1 Surt L5 GHe                                                           Stop 1195 Giic IRl




Certificate No: Z19—60084                            Page 6 of 8



Document Created: 2019-05-30 11:58:43
Document Modified: 2019-05-30 11:58:43

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