2ATVN-25TW331B330BS2.1 CH Detachable Soundbar With Wireless Subwoofer

TH-S331BTH-S331B-S Audio Home Theater System 2.1 CH Detachable Soundbar With Wireless Subwoofer FCC Warning This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: —Reorient or relocate the receiving antenna. —Increase the separation between the equipment and receiver. —Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. —Consult the dealer or an experienced radio/TV technician for help. Note: The Grantee is not responsible for any changes or modifications not expressly approved by the party responsible for compliance. such modifications could void the user's authority to operate the equipment. The device has been evaluated to meet general RF exposure requirement. To maintain compliance with FCC's RF exposure guidelines, the distance must be at least 20 cm between the radiator and your body, and fully supported by the operating and installation configurations of the transmitter and its antenna(s). 1 Thank you for purchasing the TH-S331B Soundbar. Please read this user manual carefully and keep for future reference. Warning Caution: To reduce the risk of electric shock, do not dismantle the product and do not expose the apparatus to rain or moisture. No user-serviceable parts inside. Refer servicing to qualified personnel only The lightning flash within an equilateral triangle is intended to alert you to the presence of uninsulated dangerous voltage within the product’s enclosure that may be of sufficient magnitude to constitute an electric shock to a person or persons. Important! This symbol alerts you to read and observe important warnings and instructions on the unit or in this manual. Notice: This appliance is not intended for use by persons (including children) with reduced physical sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety. Children should be supervised to ensure that they do not play with the appliance. 1. To prevent possible hearing damage, do not listen at high volume levels for long time periods or a sudden high volume level. 2. Never use the device unsupervised! Switch off the device whenever you are not using it, even if not using it only for a short while. 3. The appliance is not intended to be operated by means of an external timer or separate remote control system. 4. If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid a hazard. 5. Before operating this system, check the voltage of this system to see if it is identical to the voltage of your local power supply. /SVUXZGTZ9GLKZ_/TYZX[IZOUT 2 6. The unit should not be impeded by covering the ventilation opening with items such as newspaper, table-cloths, curtains etc. Make sure that there are at least 20 cm of space above and at least 5 cm of space on each side of the unit. 7. The apparatus must not be exposed to dripping or splashing and that objects filled with liquids, such as vases, must not be placed on the apparatus. 8. To prevent fire or shock hazard, do not expose this equipment to direct heat, rain, moisture or dust. 9. Do not locate this unit near any water sources e.g. taps, bathtubs, washing machines or swimming pools. Ensure that you place the unit on a dry, stable surface. 10. Do not place this unit close to a strong magnetic field. 11. Do not place the unit on a amplifier or receiver. 12. Do not place this unit in a damp area as the moisture will affect the life of electric components. 13. Do not attempt to clean the unit with chemical solvents as this might damage the finish. Wipe with a clean, dry or slightly damp cloth. 14. When removing the power plug from the wall outlet, always pull directly on the plug, never pull on the cord. 15. Depending on the electromagnetic waves used by a television broadcast, if a TV is turned on near this unit while it is also on, lines might appear on the LED TV. Neither this unit nor the TV is malfunctioning. If you see such lines, keep this unit well away from the TV set. 16. The mains plug is used to disconnect the device, the disconnected device should remain readily operable. Important Safety Instructions 1. Read these instructions. Keep these instructions. Follow all instructions. Heed all warnings. 2. Do not use this apparatus near water. 3. Clean only with dry cloth. 4. Do not block any ventilation openings. Install in accordance with the manufacturer's instructions. 5. Do not install near any heat sources such as radiators, heaters, stoves, or other apparatus (including amplifiers) that produce heat. 6. Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles or at the point where they exit from the apparatus. 7. Only use attachments/accessories specified by the manufacturer. 8. Unplug this apparatus during lightning storms or when unused f…

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AJS Electronics Limited Date: 7/28/2021 Subject: authorization for adding family models To whom it May concern, FCC ID: 2ATVN‐25TW331B330BS Statement We would like to confirm the product 2.1CHDetachableSoundbar with wireless subwoofer with models FS25TW-S, TH-S331B-S, FS26HW-L-S, TH-S330B-S, TH-S331B-R-S, TH-S331B-C-S, TH-S331B-R-C-S, TH-S330B-R-S, TH-S330B-C-S, TH-S330B-R-C-S. 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-S-Photos Page 3 of 9 2. Photographs –Constructional Details 2.1. EUT – External View Model TH-S331B-S FCC ID: 2ATVN-25TW331B330BS Appendix-TH-S331B-S-Photos Page 4 of 9 Appendix-TH-S331B-S-Photos Page 5 of 9 Appendix-TH-S331B-S-Photos Page 6 of 9 Appendix-TH-S331B-S-Photos Page 7 of 9

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

Appendix-TH-S331B-S-Photos Page 8 of 9 2.2. EUT – Internal View Model TH-S331B-S FCC ID: 2ATVN-25TW331B330BS Appendix-TH-S331B-S-Photos Page 9 of 9 ======End====== Ant.

Waltek Testing Group Co., Ltd. http://www.waltek.com.cn Page 1 of 7 TEST REPORT Referen ce No. .................... : WTD21D06056803W002 FCC ID ................................ : 2ATVN-25TW331B330BS 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 ............................... : 2.1CHDetachableSoundbar with wireless subwoofer Model(s) ............................. : FS25TW-S, TH-S331B-S, FS26HW-L-S, TH-S330B-S, TH-S331B-R-S, TH-S331B-C-S, TH-S331B-R-C-S, TH-S330B-R-S, TH-S330B-C-S, TH-S330B-R-C-S. Standards........................... : 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.: WTD21D06056803W002 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.: WTD21D06056803W002 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 WTD21D06056803 W002 2021-06-10 2021-06-10 to 2021-06-21 2021-07-26Original - Valid Reference No.: WTD21D06056803W002 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: 2.1CHDetachableSoundbar with wireless subwoofer Model(s): FS25TW-S, TH-S331B-S, FS26HW-L-S, TH-S330B-S, TH-S331B-R-S, TH-S331B-C-S, TH-S331B-R-C-S, TH-S330B-R-S, TH-S330B-C-S, TH-S330B-R-C-S. Model difference: Only the model name are difference. The test sample model is TH-S331B- S. Operation Frequency: 2402-2480MHz, 79 Channels in total Max. RF output power: -0.17dBm Antenna installation: internal permanent antenna Antenna Gain: 0dBi Type of Modulation: GFSK, π/4DQPSK, 8DPSK Hardware Version: FS36W Ver1.2 Software Version: FS25TW-(TH-S331B)-SLAVE-V08 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 a…

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Walte k Testing Group Co., Ltd. http://www.waltek.com.cn Page 1 of 49 TEST REPORT Re ference No. .................... : WTD21D06056803W001 FCC ID ................................ : 2ATVN-25TW331B330BS 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-S, TH-S331B-S, FS26HW-L-S, TH-S330B-S, TH-S331B-R-S, TH-S331B-C-S, TH-S331B-R-C-S, TH-S330B-R-S, TH-S330B-C-S, TH-S330B-R-C-S. Standards .......................... : FCC CFR47 Part 15 Section 15.247 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 results 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 / Test Engineer Daniel Liu /Designated Reviewer Reference No.: WTD21D06056803W001 Page 2 of 49 Waltek Testing Group Co., Ltd. http://www.waltek.com.cn 2 Contents Page 1 COVER PAGE ........................................................................................................................................... 1 2 CONTENTS ............................................................................................................................................................ 2 3 REVISION HISTORY ............................................................................................................................................ 4 4 GENERAL INFORMATION .................................................................................................................................. 5 4.1 GENERAL DESCRIPTION OF E.U.T ................................................................................................................. 5 4.2 DETAILS OF E.U.T ........................................................................................................................................... 6 4.3 CHANNEL LIST ................................................................................................................................................. 6 4.4 TEST FACILITY ................................................................................................................................................. 7 4.5 SUBCONTRACTED ............................................................................................................................................ 7 4.6 TEST MODE ..................................................................................................................................................... 7 5 EQUIPMENT USED DURING TEST .................................................................................................................. 8 5.1 EQUIPMENTS LIST ........................................................................................................................................... 8 5.2 MEASUREMENT UNCERTAINTY ....................................................................................................................... 9 6 TEST SUMMARY ................................................................................................................................................ 10 7 CONDUCTED EMISSION .................................................................................................................................. 11 7.1 E.U.T. OPERATION ....................................................................................................................................... 11 7.2 EUT SETUP ................................................................................................................................................... 11 7.3 MEASUREMENT DESCRIPTION ...................................................................................................................... 11 7.4 CONDUCTED EMISSION TEST RESULT ......................................................................................................... 12 8 RADIATED EMISSIONS ..................................................................................................................................... 14 8.1 EUT OPERATION ........................................................................................................................................... 14 8.2 TEST SETUP .................................................................................................................................................. 15 8.3 SPECTRUM ANALYZER SETUP ...................................................................................................................... 16 8.4 TEST PROCEDURE ........................................................................................................................................ 17 8.5 CORRECTED AMPLITUDE & MARGIN CALCULATION ..................................................................................... 17 8.6 SUMMARY OF TEST RESULTS ..........................................................................................................…

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Appendix-TH-S331B-S-Photos Page 1 of 9 1. Test Setup photos Model TH-S331B-S FCC ID: 2ATVN-25TW331B330BS 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-S-Photos Page 2 of 9 For 30MHz-1000MHz Test Site 1# For Above 1GHz Test Site 2#