2APN5S-MATESONOFF S-MATE Switch Mate

QA-FR -171-A Shenzhen Sonoff Technologies Co., Ltd. Add: 1001, BLDG8, Lianhua Industrial Park, Shenzhen, GD, China Fax : 0755-27955416 FCC Conf idential Authorization Tel: 0755-27955416 Email: [email protected] Date: 2021-07-07 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID:2APN5S-MATE In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Shenzhen Sonoff Technologies Co., Ltd. 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: Printed Name: Jerry Shi Title: Manager

EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Port Port

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EXHIBIT C - EUT INTERNAL PHOTOGRAPHS Antenna

FCC PART 15.249 TEST REPORT For Shenzhen Sonoff Technologies Co., Ltd. 1001, BLDG8, Lianhua Industrial Park, Shenzhen, GD, China FCC ID: 2APN5S-MATE Report Type: Original Report Product Type: SONOFF S-MATE Switch Mate Re port Number: DG1210603-21201E-00A Report Date: 2021-07-23 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.: DG1210603-21201E-00A Page 2 of 22 TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 3 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 3 OBJECTIVE ................................................................................................................................................................... 3 TEST METHODOLOGY .................................................................................................................................................. 3 MEASUREMENT UNCERTAINTY .................................................................................................................................... 3 TEST FACILITY ............................................................................................................................................................. 4 DECLARATIONS ............................................................................................................................................................ 4 SYSTEM TEST CONFIGURATION .......................................................................................................................... 5 JUSTIFICATION ............................................................................................................................................................. 5 EUT EXERCISE SOFTWARE .......................................................................................................................................... 5 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 5 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 6 SUMMARY OF TEST RESULTS ............................................................................................................................... 7 FCC§15.203 - ANTENNA REQUIREMENT .............................................................................................................. 8 APPLICABLE STANDARD .............................................................................................................................................. 8 ANTENNA CONNECTOR CONSTRUCTION ...................................................................................................................... 8 FCC §15.207 (A) – AC LINE CONDUCTED EMISSIONS ...................................................................................... 9 APPLICABLE STANDARD .............................................................................................................................................. 9 EUT SETUP .................................................................................................................................................................. 9 EMI TEST RECEIVER SETUP ......................................................................................................................................... 9 TEST PROCEDURE ...................................................................................................................................................... 10 CORRECTED AMPLITUDE & MARGIN CALCULATION ................................................................................................. 10 TEST EQUIPMENT LIST AND DETAILS ......................................................................................................................... 10 TEST DATA ................................................................................................................................................................ 11 FCC§15.205, §15.209&§15.249- RADIATED EMISSIONS .................................................................................... 13 APPLICABLE STANDARD ............................................................................................................................................ 13 EUT SETUP ................................................................................................................................................................ 13 TEST EQUIPMENT SETUP ............................................................................................................................................ 14 TEST PROCEDURE ...................................................................................................................................................... 14 CORRECTED AMPLITUDE & MARGIN CALCULATION ................................................................................................. 15 TEST EQUIPMENT LIST AND DETAILS ......................................................................................................................... 15 TEST DATA ................................................................................................................................................................ 15 FCC §15.215(C) – 20 DB BANDWIDTH TESTING ................................................................................................ 21 APPLICABLE STANDARD ........................................................................…

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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