RF Expsoure Report_DSS

FCC ID: TFB-1004

RF Exposure Info

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FCCID_3410457

A Test Report # TR 316356 E (RFx) Equipment Under Test: Sterling LWB-5 February 20, 2017 March 6, 2017 Test Date(s): February 28, 2017 March 15, 2017 March 1, 2017 March 27-29, 2017 Laird Technology, Inc. Attn: Bill Steinike Prepared for: W66N220 Commerce Ct. Cedarburg, WI 53012 Report Issued by: Signature: Date: 5/9/2017 Report Reviewed by: Adam Alger, Quality Systems Engineer Signature: Date: 5/9/2017 Report Constructed by: Signature: Date: 4/28/17 This test report may not be reproduced, except in full, without written approval of Laird Technologies, Inc. Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 1 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

CONTENTS Laird Technologies Test Services in Review .............................................................................................. 3 1 Test Report Summary ........................................................................................................................... 4 2 Client Information ................................................................................................................................. 5 2.1 Equipment Under Test (EUT) Information .................................................................................... 5 2.2 Product Description ...................................................................................................................... 5 2.3 Modifications Incorporated for Compliance................................................................................. 5 2.4 Deviations and Exclusions from Test Specifications ..................................................................... 5 2.5 Additional Information.................................................................................................................. 6 3 References ............................................................................................................................................ 7 4 Uncertainty Summary ........................................................................................................................... 8 5 Test Data ............................................................................................................................................... 9 5.1 Fundamental Emission – 2.4 GHz WLAN/DTS ............................................................................... 9 5.2 Fundamental Emission – 2.4 GHz Bluetooth/FHSS ..................................................................... 11 5.3 Fundamental Emission – UNII Device ......................................................................................... 13 6 Exclusion Calculation........................................................................................................................... 18 6.1.1 Minimum Separation Distance for SAR Test Exclusion ....................................................... 18 7 Revision History .................................................................................................................................. 19 Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 2 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

Laird Technologies Test Services in Review The Laird Technologies, Inc. laboratory located at W66 N220 Commerce Court Cedarburg, Wisconsin 53012 USA is recognized through the following organizations: A2LA – American Association for Laboratory Accreditation Accreditation based on ISO/IEC 17025: 2005 with Electrical (EMC) Scope A2LA Certificate Number: 1255.01 Scope of accreditation includes all test methods listed herein, unless otherwise noted. Federal Communications Commission (FCC) – USA Accredited recognition of two 3 meter Semi-Anechoic Chambers Accredited Test Firm Registration Number: 953492 Innovation, Science and Economic Development Canada ISED Site listing of two 3 meter Semi-Anechoic Chambers based on RSS-GEN – Issue 4 File Number: IC 3088A-2 File Number: IC 3088A-3 Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 3 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

1 TEST REPORT SUMMARY During February 20, 2017-March 29, 2017 the Equipment Under Test (EUT), Sterling-LWB5 Module, as provided by Laird Technologies, Inc. was tested to the following requirements: Requirement Description Specification Method Result FCC Part 1.1307, RF Exposure and equipment authorization FCC KDB Reported Reported 2.1091, 2.1093 requirements 447498 Exemption Limits for Routine Evaluation — SAR RSS-102 ISED Canada RSS-102 Reported Reported Evaluation Section 2.5.1 Notice: The results relate only to the item tested and described in this report. Any modifications made to the equipment under test after the specified test date(s) may invalidate the data herein. If the resulting measurement margin is seen to be within the uncertainty value, as listed in this report, the possibility exists that this unit may not meet the required limit specification if subsequently tested. Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 4 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

2 CLIENT INFORMATION Company Name Laird Technologies, Inc. Contact Person Bill Steinike W66N220 Commerce Ct. Address Cedarburg, WI 53012 2.1 Equipment Under Test (EUT) Information The following information has been supplied by the client Product Name Sterling-LWB5 Model Number Sterling-LWB5 WLAN/UNII – 00008, 00032 Serial Number BLE/Bluetooth – 00009, 00015, 00019, 00032 2.2 Product Description The Sterling-LWB5 is a multi-standard module with support for WLAN (802.11 a/b/g/n/ac), Bluetooth 2.1+EDR, Bluetooth 3.0, and Bluetooth 4.1 (Bluetooth Low Energy) with multiple antenna options. Chip Antenna: Johanson Part # 2450AD14A5500 peak gain 1.0 dBi (2.4 GHz) / 4.0 dBi (5.5 GHz) U.FL Antenna port utilizes the following antenna options: LSR Part #001-0009 2.4 GHz Dipole Antenna peak gain 2.0 dBi (2.4 GHz & 5.5 GHz) LSR Part #001-0016 2.4 GHz FlexPIFA peak gain 2.5 dBi (2.4 GHz) / 3.0 dBi (5.5 GHz) Manufacturer declaration of 2dB for tune-up tolerance 2.3 Modifications Incorporated for Compliance None noted at time of test. 2.4 Deviations and Exclusions from Test Specifications None noted at time of test. Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 5 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

2.5 Additional Information Module was powered at 3.3VDC using a variable DC power supply. Bluetooth settings were programmed using Bluetooth RF Eval Tool Version 8.7.0.0. Modulation used: GFSK, EDR2, EDR3. Frequencies used: 2402 MHz, 2440 MHz, 2480 MHz. WLAN settings were programmed using Sterling WLAN RF Eval Tool Version 2.8.0.0. WLAN modes, data rates and frequencies used for testing: 802.11b HT-20, 1 Mbps: 2412, 2437, 2462 MHz 802.11g HT-20, 6 Mbps: 2412, 2437, 2462 MHz 802.11n HT-20, MCS0: 2412, 2437, 2462 MHz 802.11n HT-40, MCS0: 2422, 2442, 2462 MHz BLE: 2402, 2440, 2480 MHz WLAN settings were programmed using Sterling WLAN RF Eval Tool Version 2.8.0.0. WLAN modes, data rates and frequencies used for testing: 802.11a HT-20, 6 Mbps: 5180, 5200, 5220 (ISED only), 5240 (FCC only) MHz (U-NII-1) 5260, 5300, 5320 MHz (U-NII-2A) 5500, 5580, 5700 MHz (U-NII-2C) 5745, 5785, 5825 MHz (U-NII-3) 802.11ac HT-20, MCS0: 5180, 5200, 5220 (ISED only), 5240 (FCC only)MHz (U-NII-1) 5260, 5300, 5320 MHz (U-NII-2A) 5500, 5580, 5720 MHz (U-NII-2C) 5745, 5785, 5825 MHz (U-NII-3) 802.11ac HT-40, MCS0: 5190, 5230 MHz (U-NII-1); 5270, 5310 MHz (U-NII-2A); 5510, 5550, 5710 MHz (U-NII-2C); 5755, 5795 MHz (U-NII-3) 802.11ac HT-80, MCS0: 5210 MHz (U-NII-1); 5290 MHz (U-NII-2A); 5530, 5610 (FCC Only), 5690 MHz (U-NII-2C); 5775 MHz (U-NII-3) 802.11n HT-20, MCS0: 5180, 5200, 5220 (ISED only), 5240 (FCC only)MHz (U-NII-1) 5260, 5300, 5320 MHz (U-NII-2A) 5500, 5580, 5700 MHz (U-NII-2C) 5745, 5785, 5825 MHz (U-NII-3) 802.11n HT-40, MCS0: 5190, 5230 MHz, (U-NII-1); 5270, 5310 MHz(U-NII-2A); 5510, 5550, 5670 MHz(U-NII-2C); 5755, 5795 MHz (U-NII-3) Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 6 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

3 REFERENCES Publication Edition Date 47 CFR, Parts 0-15 (FCC) 2017 RSS 247 2 2017 RSS GEN 4 2014 ANSI C63.10 2013 FCC KDB 558074 D01 v04 2017 FCC KDB 789033 D02 v01r04 2017 RSS-102 5 2015 FCC KDB 447498 D01 v06 2015 Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 7 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

4 UNCERTAINTY SUMMARY Using the guidance of the following publications the calculated measurement uncertainty represents an expanded uncertainty expressed at approximately the 95 % confidence level, using a coverage factor of k = 2. References Version / Date CISPR 16-4-1 Ed. 2 (2009-02) CISPR 16-4-2 Ed. 2 (2011-06) CISPR 32 Ed. 1 (2012-01) ANSI C63.23 2012 A2LA P103 February 4, 2016 A2LA P103c August 10, 2015 ETSI TR 100-028 V1.3.1 (2001-03) Measurement Type Configuration Uncertainty ± Radiated Emissions Biconical Antenna 5.0 dB Radiated Emissions Log Periodic Antenna 5.3 dB Radiated Emissions Horn Antenna 4.7 dB AC Line Conducted Emissions Artificial Mains Network 3.4 dB Telecom Conducted Emissions Asymmetric Artificial Network 4.9 dB Disturbance Power Emissions Absorbing Clamp 4.1 dB Radiated Immunity 3 Volts/meter 2.2 dB Conducted Immunity CDN/EM/BCI 2.4/3.5/3.4 dB EFT Burst/Surge Peak pulse voltage 164 volts ESD Immunity 15 kV level 1377 Volts Parameter ETSI U.C. ± U.C. ± -7 Radio Frequency, from F0 1x10 0.55x10-7 Occupied Channel Bandwidth 5% 2% RF conducted Power (Power 1.5 dB 1.2 dB Meter) RF conducted emissions 3.0 dB 1.7 dB (Spectrum Analyzer) All emissions, radiated 6.0 dB 5.3 dB Temperature 1° C 0.65° C Humidity 5% 2.9 % Supply voltages 3% 1% Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 8 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

5 TEST DATA 5.1 Fundamental Emission – 2.4 GHz WLAN/DTS Operator Kimberly Bay / Shane Dock QA Shane Dock / Kimberly Bay Test Date March 1, 2017 / March 29, 2017 Location Conducted RF Test Bench Temp. / R.H. 21-22°C / 34-35% RH Requirement FCC 15.247 (b)(3) / RSS-247 Section 5.4 (d) Method WLAN - ANSI C63.10 2013 Section 11.9.1.2 Integrated band power method Test Parameters 802.11b HT-20, 1 Mbps: Settings 2412, 2437, 2462 MHz 802.11g HT-20, 6 Mbps: Settings 2412, 2437, 2462 MHz 802.11n HT-20, MCS0: Settings 2412, 2437, 2462 MHz 802.11n HT-40, MCS0: Settings 2422, 2442, 2462 MHz Instrumentation Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 9 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

Setup Photos Table – 2.4 WLAN/DTS Power Out Margin Margin Margin Margin 802.11n - Limit 802.11b 802.11g 802.11n 802.11n - Channel 802.11b 802.11g 802.11n HT40 (dBm) (dBm) (dBm) (dBm) HT40 (dB) (dB) (dB) (dBm) (dB) Low 30 18.2 11.8 21.5 8.5 19.8 10.2 17.3 12.7 Mid 30 19.0 11.0 21.2 8.8 19.8 10.2 17.0 13.0 High 30 16.7 13.3 18.9 11.1 18.8 11.2 16.9 13.1 Plot – Power Out Highest DTS Power Out Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 10 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

5.2 Fundamental Emission – 2.4 GHz Bluetooth/FHSS Operator Kimberly Bay / Shane Dock QA Shane Dock / Kimberly Bay Test Date February 20, 2017 / March 29, 2017 Location Conducted RF Test Bench Temp. / R.H. 21°C / 31% R.H. / 22°C / 35% R.H. Requirement FCC 15.247 (b)(1) / RSS-247 Section 5.4 (b) Method ANSI C63.10 2013 Section 7.8.5 Test Parameters Frequency 2402 MHz, 2440 MHz, 2480 MHz Settings Maximum power setting Settings Data pattern = PRBS9 Settings GFSK, EDR2, EDR3 Settings Single channel mode Instrumentation Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 11 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

Setup Photos Table – 2.4 GHz Bluetooth/FHSS Power Out Margin Margin Limit GFSK Margin EDR2 EDR3 Channel EDR2 EDR3 (dBm) (dBm) GFSK (dB) (dBm) (dBm) (dB) (dB) Low 30 8.45 21.55 9.22 20.78 9.45 20.55 Mid 30 9.22 20.79 9.40 20.60 9.73 20.27 High 30 7.78 22.22 7.91 22.09 8.33 21.67 Plot – Power Out Highest FHSS Power Out Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 12 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

5.3 Fundamental Emission – UNII Device Operator Kimberly Bay QA Aidi Zainal / Shane Dock U-NII-1: March 6, 2017; U-NII-2A: March 15, 2017 Test Date U-NII-2C: March 27, 2017; U-NII-3: February 28, 2017 Location Conducted RF Test Bench Temp. / R.H. 21°- 22°C / 30%-53% RH FCC.407 (a)(1)(iv), (a)(2), (a)(3) Requirement RSS 247 Issue 2 Sections 6.2.1.1, 6.2.2.1, 6.2.3.1, 6.2.4.1 KDB 789033 D02 v01r03 Section II.E.2.d Method SA-2 Method U-NII-2C HT-20 signals: KDB 789033 D02 v01r03 Section II.E.2.b Method SA-1 Test Parameters 802.11a HT-20, 6 Mbps: 5180, 5200, 5220 (ISED only), 5240 (FCC only) MHz (U-NII-1) Settings 5260, 5300, 5320 MHz (U-NII-2A) 5500, 5580, 5700 MHz (U-NII-2C) 5745, 5785, 5825 MHz (U-NII-3) 802.11ac HT-20, MCS0: 5180, 5200, 5220 (ISED only), 5240 (FCC only)MHz (U-NII-1) Settings 5260, 5300, 5320 MHz (U-NII-2A) 5500, 5580, 5720 MHz (U-NII-2C) 5745, 5785, 5825 MHz (U-NII-3) 802.11ac HT-40, MCS0: Settings 5190, 5230 MHz (U-NII-1); 5270, 5310 MHz (U-NII-2A); 5510, 5550, 5710 MHz (U-NII-2C); 5755, 5795 MHz (U-NII-3) 802.11ac HT-80, MCS0: Settings 5210 MHz (U-NII-1); 5290 MHz (U-NII-2A); 5530, 5610 (FCC Only), 5690 MHz (U-NII-2C); 5775 MHz (U-NII-3) 802.11n HT-20, MCS0: 5180, 5200, 5220 (ISED only), 5240 (FCC only)MHz (U-NII-1) Settings 5260, 5300, 5320 MHz (U-NII-2A) 5500, 5580, 5700 MHz (U-NII-2C) 5745, 5785, 5825 MHz (U-NII-3) 802.11n HT-40, MCS0: Settings 5190, 5230 MHz, (U-NII-1); 5270, 5310 MHz(U-NII-2A); 5510, 5550, 5670 MHz(U-NII-2C); 5755, 5795 MHz (U-NII-3) Note Maximum antenna gain: 4 dBi U-NII-1, U-NII-2A, and U-NII-3 each have only two HT-40 channels and one HT-80 Note channel. U-NII-2C has only two HT-40 channels in 802.11n mode. U-NII-2C 802.11ac HT-80 frequency 5610 MHz tested here, but not used in Canada. Note U-NII-2C 802.11ac HT-80 has only two available ISED channels. Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 13 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

Instrumentation Setup Photo Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 14 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

Table – U-NII-1 Conducted Output Power ISED Pout ERP FCC FCC ISED EIRP Frequency Data Correction EIRP Mode BW Measured Pout Limit Margin Limit (MHz) Rate Factor (dB) margin (dBm) (dBm) (dBm) (dB) (dBm) (dB) 802.11a 5180 6 Mbps HT-20 0.132 11.69 11.82 24.00 12.18 22.26 6.44 802.11a 5200 6 Mbps HT-20 0.132 11.36 11.49 24.00 12.51 22.26 6.77 802.11a 5220 (ISED) 6 Mbps HT-20 0.132 11.20 11.33 24.00 12.67 22.25 6.92 802.11a 5240 (FCC) 6 Mbps HT-20 0.132 10.94 11.07 24.00 12.93 22.26 7.19 802.11ac 5180 MCS0 HT-20 0.132 9.47 9.61 24.00 14.40 22.55 8.95 802.11ac 5200 MCS0 HT-20 0.132 9.09 9.23 24.00 14.78 22.55 9.33 802.11ac 5220 (ISED) MCS0 HT-20 0.132 8.88 9.01 24.00 14.99 22.55 9.54 802.11ac 5240 (FCC) MCS0 HT-20 0.132 8.83 8.97 24.00 15.04 22.55 9.58 802.11ac 5190 MCS0 HT-40 0.292 5.61 5.91 24.00 18.09 23.00 13.09 802.11ac 5230 MCS0 HT-40 0.292 5.13 5.42 24.00 18.58 23.00 13.58 802.11ac 5210 MCS0 HT-80 0.555 4.90 5.46 24.00 18.54 23.00 13.54 802.11n 5180 MCS0 HT-20 0.132 9.53 9.67 24.00 14.34 22.55 8.88 802.11n 5200 MCS0 HT-20 0.132 9.28 9.41 24.00 14.59 22.55 9.13 802.11n 5220 (ISED) MCS0 HT-20 0.132 9.10 9.24 24.00 14.76 22.54 9.31 802.11n 5240 (FCC) MCS0 HT-20 0.132 8.86 9.00 24.00 15.00 22.54 9.55 802.11n 5190 MCS0 HT-40 0.292 5.74 6.04 24.00 17.97 23.00 12.97 802.11n 5230 MCS0 HT-40 0.292 5.35 5.64 24.00 18.36 23.00 13.36 Table – U-NII-2A Conducted Output Power ISED ISED Pout ERP FCC FCC ISED ISED EIRP Frequency Data Correction ERP EIRP Mode BW Measured Pout Limit Margin Margin Limit (MHz) Rate Factor (dB) Limit margin (dBm) (dBm) (dBm) (dB) (dB) (dBm) (dBm) (dB) 802.11a 5260 6 Mbps HT-20 0.132 13.66 13.79 24.00 10.21 23.27 9.48 29.27 11.48 802.11a 5300 6 Mbps HT-20 0.132 13.63 13.76 24.00 10.24 23.31 9.54 29.31 11.54 802.11a 5320 6 Mbps HT-20 0.132 12.38 12.51 24.00 11.49 23.29 10.77 29.29 12.77 802.11ac 5260 MCS0 HT-20 0.177 11.64 11.81 24.00 12.19 23.55 11.74 29.55 13.74 802.11ac 5300 MCS0 HT-20 0.177 11.52 11.70 24.00 12.30 23.58 11.88 29.58 13.88 802.11ac 5320 MCS0 HT-20 0.177 11.39 11.57 24.00 12.43 23.57 12.00 29.57 14.00 802.11ac 5270 MCS0 HT-40 0.386 7.66 8.05 24.00 15.95 24.00 15.95 30.00 17.95 802.11ac 5310 MCS0 HT-40 0.386 7.43 7.81 24.00 16.19 24.00 16.19 30.00 18.19 802.11ac 5290 MCS0 HT-80 0.580 7.14 7.72 24.00 16.28 24.00 16.28 30.00 18.28 802.11n 5260 MCS0 HT-20 0.223 11.50 11.73 24.00 12.27 23.57 11.85 29.57 13.85 802.11n 5300 MCS0 HT-20 0.223 11.38 11.60 24.00 12.40 23.56 11.96 29.56 13.96 802.11n 5320 MCS0 HT-20 0.223 11.50 11.73 24.00 12.28 23.56 11.84 29.56 13.84 802.11n 5270 MCS0 HT-40 0.339 7.64 7.98 24.00 16.02 24.00 16.02 30.00 18.02 802.11n 5310 MCS0 HT-40 0.339 7.37 7.71 24.00 16.29 24.00 16.29 30.00 18.29 Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 15 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

Table – U-NII-2C Conducted Output Power ISED ISED Pout ERP FCC FCC ISED ISED EIRP Frequency Data Correction ERP EIRP Mode BW Measured Pout Limit Margin Margin Limit (MHz) Rate Factor (dB) Limit margin (dBm) (dBm) (dBm) (dB) (dB) (dBm) (dBm) (dB) 802.11a 5500 6 Mbps HT-20 0.0 14.13 14.13 24.00 9.87 23.25 9.12 29.25 11.12 802.11a 5580 6 Mbps HT-20 0.0 15.15 15.15 24.00 8.85 23.26 8.10 29.26 10.10 802.11a 5700 6 Mbps HT-20 0.0 15.02 15.02 24.00 8.98 23.27 8.25 29.27 10.25 802.11ac 5500 MCS0 HT-20 0.0 13.15 13.15 24.00 10.85 23.56 10.41 29.56 12.41 802.11ac 5580 MCS0 HT-20 0.0 12.80 12.80 24.00 11.20 23.55 10.75 29.55 12.75 802.11ac 5710 MCS0 HT-20 0.0 12.93 12.93 24.00 11.08 23.55 10.62 29.55 12.62 802.11ac 5510 MCS0 HT-40 0.315 9.06 9.38 24.00 14.62 24.00 14.62 30.00 16.63 802.11ac 5550 MCS0 HT-40 0.315 8.85 9.16 24.00 14.84 24.00 14.84 30.00 16.84 802.11ac 5710 MCS0 HT-40 0.315 9.36 9.68 24.00 14.32 24.00 14.32 30.00 16.33 802.11ac 5530 MCS0 HT-80 0.580 8.43 9.01 24.00 14.99 24.00 14.99 30.00 16.99 802.11ac 5610 MCS0 HT-80 0.580 8.87 9.45 24.00 14.55 24.00 14.55 30.00 16.55 802.11ac 5690 MCS0 HT-80 0.580 9.06 9.64 24.00 14.36 24.00 14.36 30.00 16.36 802.11n 5500 MCS0 HT-20 0.0 13.17 13.17 24.00 10.83 23.55 10.38 29.55 12.38 802.11n 5580 MCS0 HT-20 0.0 12.81 12.81 24.00 11.19 23.56 10.75 29.56 12.75 802.11n 5700 MCS0 HT-20 0.0 12.90 12.90 24.00 11.10 23.55 10.65 29.55 12.65 802.11n 5510 MCS0 HT-40 0.315 9.16 9.48 24.00 14.52 24.00 14.52 30.00 16.52 802.11n 5550 MCS0 HT-40 0.315 8.77 9.09 24.00 14.91 24.00 14.91 30.00 16.91 802.11n 5670 MCS0 HT-40 0.315 8.87 9.19 24.00 14.81 24.00 14.81 30.00 16.81 Table – U-NII-3 Conducted Output Power Pout ERP Frequency Data Correction Factor Margin Mode BW Measured Pout Limit (dBm) (MHz) Rate (dB) (dB) (dBm) (dBm) 802.11a 5745 6 Mbps HT-20 0.132 15.64 15.77 30.0 14.23 802.11a 5785 6 Mbps HT-20 0.132 15.13 15.26 30.0 14.74 802.11a 5825 6 Mbps HT-20 0.132 15.16 15.29 30.0 14.71 802.11ac 5745 MCS0 HT-20 0.155 13.47 13.63 30.0 16.37 802.11ac 5785 MCS0 HT-20 0.155 12.81 12.96 30.0 17.04 802.11ac 5825 MCS0 HT-20 0.155 12.92 13.07 30.0 16.93 802.11ac 5755 MCS0 HT-40 0.315 9.81 10.12 30.0 19.88 802.11ac 5795 MCS0 HT-40 0.315 9.23 9.54 30.0 20.46 802.11ac 5775 MCS0 HT-80 0.555 9.22 9.77 30.0 20.23 802.11n 5745 MCS0 HT-20 0.177 13.56 13.74 30.0 16.26 802.11n 5785 MCS0 HT-20 0.177 12.84 13.02 30.0 16.98 802.11n 5825 MCS0 HT-20 0.177 13.05 13.23 30.0 16.77 802.11n 5755 MCS0 HT-40 0.315 9.69 10.01 30.0 19.99 802.11n 5795 MCS0 HT-40 0.315 9.38 9.69 30.0 20.31 Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 16 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

Plot – Power Out Highest UNII Power Out Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 17 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

6 EXCLUSION CALCULATION 6.1.1 Minimum Separation Distance for SAR Test Exclusion FCC KDB 447498 D01 General RF Exposure Guidance v06 Section 4.3, Appendix A, Appendix B RSS-102 Issue 5 Section 2.5.1 1-gram standalone SAR Test exclusion Source based duty cycle assumed worst case 100% Rounded to the largest distance based on Declared Output Power SAR testing is not required when used at a distance equal to or greater than the following: Measured Declared ISED Declared FCC Band Type / Frequency Output Tune-up Output Canada Output Distance (GHz) Technology (MHz) Power (dB) Power Distance (dBm) (mm) (dBm) (mW) (mm) DTS 2.4 2412 21.50 2.00 23.50 223.87 70 45 (WLAN) FHSS 2.4 2440 9.80 2.00 11.80 15.14 10 20 (Bluetooth) UNII 5.8 5745 15.80 2.00 17.80 60.26 50 35 (WLAN) Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 18 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032

7 REVISION HISTORY Version Date Notes Person V0 5/5/2017 Initial Draft Release KB V1 5/9/2017 Final KB V2 5/23/2017 Addition of SAR Test Exclusion Distance AA END OF REPORT Company: Laird Technologies, Inc. Name: Sterling-LWB5 Report: TR 315356 E (RFx) Model: Sterling-LWB5 Page 19 of 19 Serial: WLAN/UNII – 00008, 00035 Job: C-2602 BLE/Bluetooth – 00009,00015,00019,00032


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