2ADFS-U01QuattroPod USB

QA-FR-170-B Winner Wave Limited 4F-5, No.736, Jhongjheng Road, Jhonghe Dist., New Taipei City Taiwan. Tel: +886-2-82269979 Email: [email protected] Date: 2020-11-12 To: Bay Area Compliance Laboratories Corp. 1274 Anvilwood Avenue Sunnyvale, CA 94089 Dear Sir/Madam: The RF chip, model RTL8821CU, which installed in our product QuattroPod USB, Model: QuattroPod U01, FCC ID: 2ADFS-U01, this chip supports BT, all 2.4G & 5G Wi-Fi bands. But for marketing purpose, this chip in this product only supports 5G Wi-Fi (5150-5250 MHz, 5725-5850 MHz) band. The Bluetooth, 2.4G WIFI and others 5G Wi-Fi bands have been shielded by manufacturer though software. The end user has no capability to activate it. We confirm that all information above is true, and we’ll be responsible for all the consequences. Please contact me if you have any question. Sincerely Yours, Signature: Stan Chen Title: Product Director

Winner Wave Limited 4F-5, No.736, Jhongjheng Road, Jhonghe Dist., New Taipei City Taiwan Tel: +886-2-82269979 Email: [email protected] QA-FR-170-B 7/29/2014 FCC Authorization Date: 2020-10-14 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We, Winner Wave Limited, the undersigned, hereby authorizes Bay Area Compliance Laboratories Corporation to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Bay Area Compliance Laboratories Corporation on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely Yours, Signature: Stan Chen Title: Product Director

Winner Wave Limited 4F-5, No.736, Jhongjheng Road, Jhonghe Dist., New Taipei City Taiwan Tel: +886-2-82269979 Email: [email protected] FCC Confidential Authorization Date: 2020-10-14 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2ADFS-U01 In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Winner Wave Limited hereby requests long-term confidential treatment of information accompanying this application as outlined below: • Block Diagram • Schematics • Operation Description The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely Yours, Signature: Stan Chen Title: Product Director

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200904009-RF Page 1 of 3 EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200904009-RF Page 2 of 3 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200904009-RF Page 3 of 3 Cable

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200904009-RF EXHIBIT A - FCC ID LABEL AND LOCATION FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)

Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200904009-RF Page 1 of 4 EXHIBIT C - EUT INTERNAL PHOTOGRAPHS Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200904009-RF Page 2 of 4 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200904009-RF Page 3 of 4 Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200904009-RF Page 4 of 4

Note: This report may contain data that are not covered by the A2LA accreditation and are marked with an asterisk “★”. BACL is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. SAR TEST REPORT For Winner Wave Limited 4F-5, No.736, Jhongjheng Road, Jhonghe Dist., New Taipei City Taiwan FCC ID: 2ADFS-U01 Report Type: Original Report Product Type: QuattroPod USB Report Number: RSZ200904009-SA Report Date: 2020-12-09 Reviewed By: Alvin Huang Lab Manager Prepared By: Bay Area Compliance Laboratories Corp. (Shenzhen) 6/F., West Wing, Third Phase of Wanli Industrial Building, Shihua Road, Futian Free Trade Zone, Shenzhen, Guangdong, China Tel: +86-755-33320018 Fax: +86-755-33320008 www.baclcorp.com.cn Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: RSZ200904009-SA SAR Test Report 2 of 57 Attestation of Test Results EUT Information EUT Description QuattroPod USB Tested Model QuattroPod U01 FCC ID 2ADFS-U01 Serial Number RSZ200904009-SA-S1 Test Date 2020/09/20 MODE Max. SAR Level(s) Reported(W/kg) Limit (W/kg) WLAN 5.8G 1g Body SAR 1.40 1.6 Applicable Standards FCC 47 CFR part 2.1093 Radiofrequency radiation exposure evaluation: portable devices IEEE1528:2013 IEEE Recommended Practice for Determining the Peak Spatial-Average Specific Absorption Rate (SAR) in the Human Head from Wireless Communications Devices: Measurement Techniques IEC 62209-1:2016 Measurement procedure for the assessment of specific absorption rate of human exposure to radio frequency fields from hand-held and body-mounted wireless communication devices – Part 1: Devices used next to the ear (Frequency range of 300 MHz to 6 GHz) KDB procedures KDB 447498 D01 General RF Exposure Guidance v06 KDB 865664 D01 SAR Measurement 100 MHz to 6 GHz v01r04 KDB 865664 D02 RF Exposure Reporting v01r02 KDB 248227 D01 802.11 Wi-Fi SAR v02r02 Note: This wireless device has been shown to be capable of compliance for localized specific absorption rate (SAR) for General Population/Uncontrolled Exposure limits specified in FCC 47 CFR part 2.1093 and has been tested in accordance with the measurement procedures specified in IEEE 1528-2013 and RF exposure KDB procedures. The results and statements contained in this report pertain only to the device(s) evaluated. Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: RSZ200904009-SA SAR Test Report 3 of 57 TABLE OF CONTENTS DOCUMENT REVISION HISTORY ......................................................................................................................... 4 EUT DESCRIPTION ................................................................................................................................................... 5 TECHNICAL SPECIFICATION ......................................................................................................................................... 5 REFERENCE, STANDARDS, AND GUIDELINES ................................................................................................. 6 SAR LIMITS ................................................................................................................................................................ 7 FACILITIES ................................................................................................................................................................. 8 DESCRIPTION OF TEST SYSTEM .......................................................................................................................... 9 EQUIPMENT LIST AND CALIBRATION ............................................................................................................. 15 EQUIPMENTS LIST & CALIBRATION INFORMATION ................................................................................................... 15 SAR MEASUREMENT SYSTEM VERIFICATION ............................................................................................. 16 LIQUID VERIFICATION ............................................................................................................................................... 16 SYSTEM ACCURACY VERIFICATION .......................................................................................................................... 17 SAR SYSTEM VALIDATION DATA .................................................................................................................... 18 EUT TEST STRATEGY AND METHODOLOGY ................................................................................................. 19 EUT TEST STRATEGY AND METHODOLOGY ................................................................................................. 19 TEST DISTANCE FOR SAR EVALUATION ................................................................................................................... 20 SAR EVALUATION PROCEDURE ................................................................................................................................ 21 CONDUCTED OUTPUT POWER MEASUREMENT .......................................................................................... 22 PROVISION APPLICABLE ............................................................................................................................................ 22 MAXIMUM TARGET OUTPUT POWER ......................................................................................................................... 22 TEST RESULTS:.................................…

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Note: This report may contain data that are not covered by the A2LA accreditation and are marked with an asterisk “★”. BACL is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. FCC PART 15.407 TEST REPORT For Winner Wave Limited 4F-5, No.736, Jhongjheng Road, Jhonghe Dist., New Taipei City Taiwan FCC ID: 2ADFS-U01 Report Type: Original Report Product Type: QuattroPod USB Re port Number: RSZ200904009-00A Re port Date: 2020-11-05 Reviewed B y: Jacob Kong RF Engineer Prepared By: Bay Area Compliance Laboratories Corp. (Shenzhen) 6/F., West Wing, Third Phase of Wanli Industrial Building, Shihua Road, Futian Free Trade Zone, Shenzhen, Guangdong, China Tel: +86-755-33320018 Fax: +86-755-33320008 www.baclcorp.com.cn Bay Area Compliance Laboratories Corp. (Shenzhen) Report No.: RSZ200904009-00A FCC Part 15.407 Page 2 of 74 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 TEST METHODOLOGY .................................................................................................................................................. 4 MEASUREMENT UNCERTAINTY .................................................................................................................................... 5 TEST FACILITY ............................................................................................................................................................. 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EUT EXERCISE SOFTWARE .......................................................................................................................................... 7 DUTY CYCLE ................................................................................................................................................................ 8 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 8 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................... 8 EXTERNAL I/O CABLE .................................................................................................................................................. 8 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 9 SUMMARY OF TEST RESULTS ............................................................................................................................. 10 TEST EQUIPMENT LIST ......................................................................................................................................... 11 FCC §1.1307(b) & §2.1093 - RF EXPOSURE INFORMATION ............................................................................ 13 APPLICABLE STANDARD ............................................................................................................................................ 13 TEST RESULT ............................................................................................................................................................. 13 FCC §15.203 – ANTENNA REQUIREMENT .......................................................................................................... 14 APPLICABLE STANDARD ............................................................................................................................................ 14 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 14 FCC §15.407 (b) (6) §15.207 (a) – CONDUCTED EMISSIONS ............................................................................. 15 APPLICABLE STANDARD ............................................................................................................................................ 15 EUT SETUP ................................................................................................................................................................ 15 EMI TEST RECEIVER SETUP ....................................................................................................................................... 15 TEST PROCEDURE ...................................................................................................................................................... 15 TEST DATA ................................................................................................................................................................ 16 §15.205 & §15.209 & §15.407(B) (1), (4), (6), (7) – UNDESIRABLE EMISSION ................................................. 19 APPLI…

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Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200904009-RF Page 1 of 2 EXHIBIT D - TEST SETUP PHOTOGRAPHS Conducted Emissions - Front View Conducted Emissions - Side View Bay Area Compliance Laboratories Corp. (Shenzhen) Project No.: RSZ200904009-RF Page 2 of 2 Radiated Emissions – Front View (Below 1 GHz) Radiated Emissions View (Above 1 GHz)