2AMH2-BH393AWireless Headphones

QA-FR-170-B MPOW TECHNOLOGY CO.,LIMITED ADD: FLAT/RM 605 6/F FA YUEN COMMERCIAL BUILDING 75-77 FA YUEN STREET MONGKOK KL HONG KONG TEL: 18566621145 FAX: +86-755-26008484 E-mail: [email protected] FCC Authorization Date: 2020-05-27 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We, MPOW TECHNOLOGY CO.,LIMITED, 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 Laboratory 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, Client’s signature Derric Bai Compliance Manager

QA-FR-171-A MPOW TECHNOLOGY CO.,LIMITED Add: FLAT/RM 605 6/F FA YUEN COMMERCIAL BUILDING 75-77 FA YUEN STREET MONGKOK KL HONG KONG Tel: 18566621145 Fax: +86-755-26008484 Email: [email protected] FCC Confidential Authorization Date: 2020-05-27 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2AMH2-BH393A In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, (MPOW TECHNOLOGY CO.,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, Signature: Derric Bai Compliance Manager

EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS EUT with Two battery EUT with One battery

20F11 20F11

EXHIBIT C - EUT INTERNAL PHOTOGRAPHS EUT with Two battery Right Side Antenna Left Side EUT with One battery Right Side Antenna

FCC PART 15.247 TEST REPORT For MPOW TECHNOLOGY CO.,LIMITED FLAT/RM 605 6/F FA YUEN COMMERCIAL BUILDING 75-77 FA YUEN STREET MONGKOK KL HONG KONG Report Type: Original Report Product Type: Wireless Headphones Re port Number: RDG200521007-00A Re port Date: 2020-06-15 Reviewed By: Ivan Cao Assistant Manager Test Laboratory: Bay Area Compliance Laboratories Corp. (Dongguan) No.69 Pulongcun, Puxinhu Industry Area, Tangxia, Dongguan, Guangdong, China Tel: +86-769-86858888 Fax: +86-769-86858891 www.baclcorp.com.cn FCC ID:2AMH2-BH393A Bay Area Compliance Laboratories Corp. (Dongguan) Report No.: RDG200521007-00A Page 2 of 32 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 RELATED SUBMITTAL(S)/GRANT(S) ............................................................................................................................. 4 TEST METHODOLOGY .................................................................................................................................................. 4 MEASUREMENT UNCERTAINTY .................................................................................................................................... 5 TEST FACILITY ............................................................................................................................................................. 5 DECLARATIONS ............................................................................................................................................................ 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EUT EXERCISE SOFTWARE .......................................................................................................................................... 6 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 7 SUPPORT EQUIPMENT LIST AND DETAILS .................................................................................................................... 7 SUPPORT CABLE LIST AND DETAILS ............................................................................................................................ 7 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 8 SUMMARY OF TEST RESULTS ............................................................................................................................... 9 FCC §15.247 (i) & §1.1310 & §2.1093- RF EXPOSURE .......................................................................................... 10 APPLICABLE STANDARD ............................................................................................................................................ 10 FCC §15.203 - ANTENNA REQUIREMENT ........................................................................................................... 11 APPLICABLE STANDARD ............................................................................................................................................ 11 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 11 FCC §15.207 (a) – AC LINE CONDUCTED EMISSIONS ..................................................................................... 12 APPLICABLE STANDARD ............................................................................................................................................ 12 EUT SETUP ................................................................................................................................................................ 12 EMI TEST RECEIVER SETUP ....................................................................................................................................... 12 TEST PROCEDURE ...................................................................................................................................................... 12 CORRECTED AMPLITUDE & MARGIN CALCULATION ................................................................................................. 13 TEST EQUIPMENT LIST AND DETAILS ......................................................................................................................... 13 TEST DATA ................................................................................................................................................................ 13 FCC §15.209, §15.205 & §15.247(d) - SPURIOUS EMISSIONS ............................................................................. 15 APPLICABLE STANDARD ............................................................................................................................................ 15 EUT SETUP ................................................................................................................................................................ 15 EMI TEST RECEIVER & SPECTRUM ANALYZER SETUP .............................................................................................. 16 TEST PROCEDURE ..........................................................................................................................…

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EXHIBIT D - TEST SETUP PHOTOGRAPHS Conducted Emissions Front View Conducted Emissions Side View Radiated Emission Below 1GHz View Radiated Emission Above 1GHz View