2AMH2-BH480BMPOW MX3 TRUE WIRELESS EARBUDS

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] Date: 2021-4-6 Dear Sir/Madam, We, MPOW TECHNOLOGY CO.,LIMITED, hereby authorize Bay Area Compliance Laboratories Corp to act as a laboratory for testing and test report generation for the following project(s): (Product description: MPOW MX3 TRUE WIRELESS EARBUDS, FCC ID:2AMH2-BH480B, Model: BH480B) The chipset ATS3015 supports Bluetooth BDR(GFSK), EDR(π/4-DQPSK, 8DPSK) and BLE Mode, But for this device, BLE was disable by software. Sincerely, Signature: Derric Bai Compliance Manager FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046

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] FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Dear Sir/Madam, We, MPOW TECHNOLOGY CO.,LIMITED , hereby authorize Bay Area Compliance Laboratories Corp. to act as a laboratory for testing and test report generation for the following project(s): The right headset and left headset have the same circuit diagram, PCB layout, antenna and key components. L R Sincerely, Signature: Derric Bai Compliance Manager (Product description: MPOW MX3 TRUE WIRELESS EARBUDS, FCC ID:2AMH2-BH480B, Model: BH480B) Date: 2021-4-6

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: 2021-4-6 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-BH480B 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

39.48mm QA-FR-169-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 Mail: [email protected] To FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia,MD 21046 Dear Sir/Madam, We, MPOW TECHNOLOGY CO., LIMITED, FCC ID: 2AMH2-BH480B , hereby submits justification for placing the FCC ID label to the charging box. According to the FCC Regulation and Guidence (KDB Publication 784748 D01 v09R01) allows for the FCC to be removed to charging box if the device is unquestionably too small for the FCC ID label to be printed. The measurement of headset: Length (39.48mm)*Width (16.52mm)*High (15.91mm), label: Length 40.5(mm)*Width12.9(mm), charging box:68.8(mm)*41.1 (mm)*28.6(mm).Refer to the above quote, as the headset are too small for the FCC ID label to be printed, so the FCC ID label will be moved to the charging box. For details, please see below photos: Sincerely, Derric Bai Compliance Manager 21A11 21A11 Headset label Charging box mm mm 68.8mm 41.1mm 28.6mm Date: 2021-4-6

EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Right Unit Left

21A1121A11

EXHIBIT C - EUT INTERNAL PHOTOGRAPHS Right ANT Left ANT

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 FCC ID: 2AMH2-BH480B Report Type: Original Report Product Name: MPOW MX3 TRUE WIRELESS EARBUDS Report Number: RDG210312001-00A Re port Date: 2021-04-07 Reviewed By: Ivan Cao Assistant Manager Test Laboratory: Bay Area Compliance Laboratories Corp. (Dongguan) No.12, Pulong East 1 st Road, Tangxia Town, Dongguan, Guangdong, China Tel: +86-769-86858888 Fax: +86-769-86858891 www.baclcorp.com.cn Bay Area Compliance Laboratories Corp. (Dongguan) Report No.: RDG210312001-00A Page 2 of 48 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 DECLARATIONS ............................................................................................................................................................ 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EUT EXERCISE SOFTWARE .......................................................................................................................................... 6 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 6 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 6 SUMMARY OF TEST RESULTS ............................................................................................................................... 7 FCC §15.247 (i) & §1.1310 & §2.1093- RF EXPOSURE ............................................................................................ 8 APPLICABLE STANDARD .............................................................................................................................................. 8 FCC §15.203 - ANTENNA REQUIREMENT ............................................................................................................. 9 APPLICABLE STANDARD .............................................................................................................................................. 9 ANTENNA CONNECTOR CONSTRUCTION ...................................................................................................................... 9 FCC §15.209, §15.205 & §15.247(d) - SPURIOUS EMISSIONS ............................................................................. 10 APPLICABLE STANDARD ............................................................................................................................................ 10 EUT SETUP ................................................................................................................................................................ 10 EMI TEST RECEIVER & SPECTRUM ANALYZER SETUP .............................................................................................. 11 TEST PROCEDURE ...................................................................................................................................................... 11 TEST EQUIPMENT LIST AND DETAILS ......................................................................................................................... 11 CORRECTED AMPLITUDE & MARGIN CALCULATION ................................................................................................. 12 TEST DATA ................................................................................................................................................................ 12 FCC §15.247(a) (1) - CHANNEL SEPARATION TEST ......................................................................................... 18 APPLICABLE STANDARD ............................................................................................................................................ 18 TEST EQUIPMENT LIST AND DETAILS ......................................................................................................................... 18 TEST PROCEDURE ...................................................................................................................................................... 18 TEST DATA ................................................................................................................................................................ 18 FCC §15.247(a) (1) – 20 dB BANDWIDTH TESTING ............................................................................................ 24 APPLICABLE STANDARD ............................................................................................................................................ 24 TEST PROCEDURE ..............................................................................................................…

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EXHIBIT D - TEST SETUP PHOTOGRAPHS Radiated Emission Below 1GHz View Radiated Emission Above 1GHz View