2ATVN-25TW331B330B2.1 CH Detachable Soundbar With Wireless Subwoofer

AJS Electronics Limited Date: 7/28/2021 Subject: authorization for adding family models To whom it May concern, FCC ID: 2ATVN‐25TW331B330B Statement We would like to confirm the product 2.1CHDetachableSoundbar with wireless subwoofer with models FS25TW, TH-S331B, FS26HW-L, TH-S330B, TH-S331B-R, TH-S331B-C, TH-S331B-R-C, TH-S330B-R, TH-S330B-C, TH-S330B-R-C are same in all respects. Only the model names and brand names are different for different market requirement. Yours sincerely, [signature] [Apple Liao] [General Manager] [AJS Electronics Limited]

Appendix- TH-S331B -Photos Page 3 of 11 2. Photographs –Constructional Details 2.1. EUT – External View Model TH-S331B FCC ID: 2ATVN-25TW331B330B Appendix- TH-S331B -Photos Page 4 of 11 Appendix- TH-S331B -Photos Page 5 of 11 Appendix- TH-S331B -Photos Page 6 of 11 Appendix- TH-S331B -Photos Page 7 of 11

Label sample Size: 65mm * 48mm Size: 75mm * 30mm Size: 65mm * 48mm Size: 75mm * 30mm Label location

Appendix- TH-S331B -Photos Page 8 of 11 2.2. EUT – Internal View Model TH-S331B FCC ID: 2ATVN-25TW331B330B Appendix- TH-S331B -Photos Page 9 of 11 Appendix- TH-S331B -Photos Page 10 of 11 Ant. Appendix- TH-S331B -Photos Page 11 of 11 ======End======

Waltek Testing Group Co., Ltd. http://www.waltek.com.cn Page 1 of 7 TEST REPORT Referen ce No. .................... : WTD21D06056781W002 FCC ID ................................ : 2ATVN-25TW331B330B Applicant ............................ : AJS Electronics Limited Address .............................. : 15/F Liuchuang Building II, NO.29, South Ring Road South Area Hi- Tech Zone, Nanshan District, Shenzhen, Guangdong, China Manufacturer .................... : Shenzhen Fudeyuan Digital Technology Co. Ltd Address .............................. : 1st Floor, No.3, Road 4 Dawei, Xinqiao Community, Xinqiao Street, Baoan District, Shenzhen, 518000, Guangdong, China Brand Name..................... : JVC, AJS Product ............................... : 2.1 CH Detachable Soundbar With Wireless Subwoofer Model(s) ............................. : FS25TW, TH-S331B, FS26HW-L, TH-S330B, TH-S331B-R, TH-S331B-C, TH-S331B-R-C, TH-S330B-R, TH-S330B-C, TH-S330B-R-C. Standa rds........................... : FCC Part 2.1091 Date of Receipt sample .... : 2021-06-10 Date of Test ....................... : 2021-06-10 to 2021-06-21 Date of Issue ...................... : 2021-07-26 Test Result ......................... : Pass Remarks: The re sults shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver. Prepared By: Waltek Testing Group Co., Ltd. Address: No. 77, Houjie Section, Guantai Road, Houjie Town, Dongguan City, Guangdong, China Tel: +86-769-2267 6998 Fax: +86-769-2267 6828 Compiled by: Approved by: Estel Qian / Project Engineer Daniel Liu / Designated Reviewer Reference No.: WTD21D06056781W002 Page 2 of 7 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 2. Contents Page 1 COVER PAGE ........................................................................................................................................... 1 2. CONTENTS ............................................................................................................................................................ 2 3. REVISION HISTORY ............................................................................................................................................ 3 4. GENERAL INFORMATION .................................................................................................................................. 4 4.1. GENERAL DESCRIPTION OF E.U.T. ............................................................................................................ 4 4.2. DETAILS OF E.U.T. ..................................................................................................................................... 4 4.3. TEST FACILITY ............................................................................................................................................ 4 5. TEST SUMMARY .................................................................................................................................................. 5 6. RF EXPOSURE ...................................................................................................................................................... 6 6.1. REQUIREMENTS .......................................................................................................................................... 6 6.2. THE PROCEDURES / LIMIT ........................................................................................................................... 6 6.3. MPE CALCULATION METHOD .................................................................................................................... 7 6.4. RESULT: COMPLIANCE ............................................................................................................................... 7 Reference No.: WTD21D06056781W002 Page 3 of 7 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 3. Revision History Test report No. Date of Receipt sample Date of Test Date of Issue Purpose Comment Approved WTD21D06056781 W002 2021-06-10 2021-06-10 to 2021-06-21 2021-07-26Original - Valid Reference No.: WTD21D06056781W002 Page 4 of 7 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 4. General Information 4.1. General Description of E.U.T. Product: 2.1 CH Detachable Soundbar With Wireless Subwoofer Model(s): FS25TW, TH-S331B, FS26HW-L, TH-S330B, TH-S331B-R, TH-S331B-C, TH-S331B-R-C, TH-S330B-R, TH-S330B-C, TH-S330B-R-C. Model difference: Only the model name are difference. The test sample model is TH-S331B. Operation Frequency: 2402-2480MHz, 79 Channels in total Max. RF output power: -0.18dBm Antenna installation: internal permanent antenna Antenna Gain: 0dBi Type of Modulation: GFSK, π/4DQPSK, 8DPSK Hardware Version: FS25H Ver1.1 Software Version: TH-S331B-GUEST2-V05 4.2. Details of E.U.T. Ratings: DC 24V from adapter Note: The EUT uses following adapter Adapter 1 2 Manufacturer FOSHAN SHUNDE GUANYUDA POWER SUPPLY CO., LTD Shenzhen Guijin Technology Co., Ltd. Model GM42-240175-1A AK36WG-2400175U AC Input Power 100-240V ~ 50/60Hz 100-240V ~ 50/60Hz DC Output Power DC 24V 1.75A DC 24V 1.75A Plug Type US US Power Cord 1500±50mm 1500±50mm 4.3. Test Facility The test facility has a test site registered with the following organizations: ISED CAB identifier: CN0013. Test Firm Registration No.: 7760A. Waltek Testing Group Co., Ltd. Has been registered and fully described in a report filed with the Industry Canada. The acceptance letter from the Industry Canada is maintained in our files. Registration number 7760A, October 15, 2016. FCC Designation No.: CN1201. Test Firm Registration No.: 523476. Waltek Testing Group Co., Ltd. EMC Laboratory `has been registered and fully described in a report filed with the (FCC) Federal Communications Commission. The acceptance letter from the FCC is maintained i…

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Appendix- TH-S331B -Photos Page 1 of 11 1. Test Setup photos Model TH-S331B FCC ID: 2ATVN-25TW331B330B 1.1 Photograph – Conducted Emission Test Setup For Conducted Emission Test Site 1# 1.2 Photograph – Radiated Emissions For 9kHz-30MHz Test Site 1# Appendix- TH-S331B -Photos Page 2 of 11 For 30MHz-1000MHz Test Site 1# For Above 1GHz Test Site 2#