2ADLF-EBS-609Portable Speaker

front reverse side 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. Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 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. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction. Portable Speaker

Rev 1/26/2023 Shenzhen Epoch Development Electronics Co., Ltd. Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Dec. 23, 2025 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: 2ADLF-EBS-609 [Shenzhen Epoch Development Electronics Co., Ltd.] certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. [Shenzhen Epoch Development Electronics Co., Ltd.] certifies that the equipment for which authorization is sought does not include cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software pursuant to DA-24-886 and KDB 986446 D01 Covered Equipment Guidance section B(2a). Device is inherently compliant based on hardware limitations or software controls. or A Software Bill of Materials (SBOM) is provided to the TCB for review, and The end-user or third parties cannot install additional software on this device. Sincerely, (Applicant signature) (Applicant printed name) Jack Long Rev 1/26/2023 Shenzhen Epoch Development Electronics Co., Ltd. Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: Dec. 23, 2025 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: 2ADLF-EBS-609 [Shenzhen Epoch Development Electronics Co., Ltd.] certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Sincerely, (Applicant signature) (Applicant printed name) Jack Long

Inverted F Antenna Specification Summary ITEMANT SPEC Antenna type PCB Antenna HorizontalVertical 2400MHz 2400MHz2500MHz2400MHz2400MHz 2500MHz Center Frequency -1.26-0.76-0.58-5.25-2.46-1.86 MAX. Gain -0.58dBi PolarizationHorizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance50 Ohm Antenna Length 15.2mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD Antenna Photo & Length (mm) Address: No. 333, Kexing Road, Xiangzhou District, Zhuhai City Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain (dB) Frequency (MHz) MaxMinAvg 2400-1.26174-30.0801-7.18716 2450-0.765802-36.5604-7.48023 2500-0.585582-22.0315-6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Gain(dBi) Frequency (MHz) MaxMinAvg 2400-5.2537-22.1424-12.4294 2450-2.4652-24.5837-10.4702 2500-1.86120-29.5214-9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

Shenzhen Epoch Development Electronics Co., Ltd. Family models declaration letter Dec. 23, 2025 We Shenzhen Epoch Development Electronics Co., Ltd. Of 502 of 5th Floor, C5 Building, Fuyuan Industrial zone, No. 598 of Zhoushi Road, Jiuwei, Baoan, Shenzhen China Declare under our sole responsibility that the product FCC ID: 2ADLF-EBS-609 Product: Portable Speaker Model Number: EBS-609, EBS-303, EBS-310, EBS-613, EBS-618, EBS-620, EBS-621, EBS-622, EBS-628, EBS-629, EBS-630, EBS-633, EBS-650, EBS-655, EBS-905, EBS-906, EBS-908, EBS-909, EBS-910, EBS-911, EBS-918, EBS-919, S6, S6A, S6B, S6C, S15, S15A, S15B, S15C, S16, S16A, S16B, S16C, S4 MAX, HS-JY508 All the models are the same circuit and module, except the colour and model No.. Jack Long/ Manager E-mail : [email protected] Phone : 0755-27850403 Fax : 0755-27850403 Address : 502 of 5th Floor, C5 Building, Fuyuan Industrial zone, No. 598 of Zhoushi Road, Jiuwei, Baoan, Shenzhen China

Shenzhen Epoch Development Electronics Co., Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: December 24, 2025 Subject; Request for Confidentiality FCC ID: 2ADLF-EBS-609 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure Software Security Requirements for UNII devices In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Jack Long Title: Manager

Effective Date: April 2, 2020 QSF 7.6.4-8 – Agent Authorization Letter Template Page 1 of 1 Revision Date: Revision: 0 Shenzhen Epoch Development Electronics Co., Ltd. Date: Dec. 23, 2025 Product Model Number: EBS-609, EBS-303, EBS-310, EBS-613, EBS-618, EBS-620, EBS- 621, EBS-622, EBS-628, EBS-629, EBS-630, EBS-633, EBS-650, EBS-655, EBS-905, EBS- 906, EBS-908, EBS-909, EBS-910, EBS-911, EBS-918, EBS-919, S6, S6A, S6B, S6C, S15, S15A, S15B, S15C, S16, S16A, S16B, S16C, S4 MAX, HS-JY508 FCC ID: 2ADLF-EBS-609 To whom it may concern, Re: Product Certification Representative Authorization Letter We authorize QAI Laboratories Ltd. 3980 North Fraser Way, Burnaby B.C. Canada V5J 5K5 to act on our behalf on all matters concerning the above named equipment. This shall include the following:  Testing  Approval applications and procedures We declare that QAI Laboratories Ltd. is allowed to forward all information related to the approval project to the applied certification body and to the notification entities and to discuss any issues concerning the approval application. Any and all acts carried out by QAI Laboratories Ltd. on our behalf shall have the same effect as acts of our own. By: Contact Listed on FCC Wesbite Title: Manager Email: [email protected] Telephone: 0755-27850403 On behalf of: Shenzhen Epoch Development Electronics Co., Ltd.

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Int Photos Model: EBS-609 Photo 1 Photo 2 Photo 3 Photo 4 Photo 5 Photo 6 Photo 7 Photo 8 Photo 9 Photo 10 Photo 11 Photo 12 ANT Photo 13 Photo 14

- Page 1 of 10 - Report No.: HB20251201001E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com RF EXPOSURE Test Report Product: Portable Speaker Trade Mark: N/A Model Number: EBS-609 FCC ID: 2ADLF-EBS-609 Prepared for Shenzhen Epoch Development Electronics Co., Ltd. 502 of 5th Floor, C5 Building, Fuyuan Industrial zone, No. 598 of Zhoushi Road, Jiuwei, Baoan, Shenzhen China Prepared by Shenzhen HongBiao Certification& Testing Co., Ltd Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen, China Tel.: +86-755-2998 9321 Fax.: +86-755-2998 5110 Website: http://www.sz-hongbiao.com - Page 2 of 10 - Report No.: HB20251201001E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Table of Contents 1 GENERAL DESCRIPTION ................................................................................................................................... 5 1.1 DESCRIPTION OF EUT ................................................................................................................................................ 5 1.2 TEST MODE .............................................................................................................................................................. 5 1.3 TEST SETUP .............................................................................................................................................................. 5 1.4 ANCILLARY EQUIPMENT .............................................................................................................................................. 6 2 TEST FACILITIES AND ACCREDITATIONS ............................................................................................................ 7 2.1 TEST LABORATORY ..................................................................................................................................................... 7 2.2 ENVIRONMENTAL CONDITIONS ..................................................................................................................................... 7 2.3 MEASUREMENT UNCERTAINTY ..................................................................................................................................... 7 2.4 TEST SOFTWARE ........................................................................................................................................................ 7 3 LIST OF TEST EQUIPMENT ................................................................................................................................ 8 4 RF EXPOSURE .................................................................................................................................................. 9 4.1 STANDALONE SAR TEST EXCLUSION CONSIDERATIONS........................................................................................................ 9 4.1.1. Limit ............................................................................................................................................................ 9 4.1.2. Test Procedures ........................................................................................................................................... 9 4.1.3. Test Result ................................................................................................................................................. 10 - Page 3 of 10 - Report No.: HB20251201001E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com TEST RESULT CERTIFICATION Applicant’s Name ................. : Shenzhen Epoch Development Electronics Co., Ltd. Address ................................. : 502 of 5th Floor, C5 Building, Fuyuan Industrial zone, No. 598 of Zhoushi Road, Jiuwei, Baoan, Shenzhen China Manufacturer's Name .......... : Shenzhen Epoch Development Electronics Co., Ltd. Address ................................. : 502 of 5th Floor, C5 Building, Fuyuan Industrial zone, No. 598 of Zhoushi Road, Jiuwei, Baoan, Shenzhen China Product description Product name ........................ : Portable Speaker Model Number ....................... : EBS-609 Standards ............................. : FCC CFR 47 PART 1 , 1.1310 Test procedure ....................... : KDB 447498 D01 General RF Exposure Guidance v06 This device described above has been tested by Shenzhen HongBiao Certification& Testing Co., Ltd and the test results show that the equipment under test (EUT) is in compliance with the EMC requirements. And it is applicable only to the tested sample identified in the report. Date of Test ............................................ : Date (s) of performance of tests ............. : Dec. 03, 2025~Dec. 23, 2025 Test Result ............................................... : Pass Testing Engineer : (Zoe Su) Technical Manager : ( G a r y Lu) Authorized Signatory : (L e o S u) - Page 4 of 10 - Report No.: HB20251201001E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Revision History Revised No. Date of Issue Description 01 Dec. 23, 2025 Original - Page 5 of 10 - Report No.: HB20251201001E-02 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-ho…

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- Page 1 of 73 - Report No.: HB20251201001E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Test Report Product: Portable Speaker Trade Mark: N/A Model Number: EBS-609 FCC ID: 2ADLF-EBS-609 Prepared for Shenzhen Epoch Development Electronics Co., Ltd. 502 of 5th Floor, C5 Building, Fuyuan Industrial zone, No. 598 of Zhoushi Road, Jiuwei, Baoan, Shenzhen China Prepared by Shenzhen HongBiao Certification& Testing Co., Ltd Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen, China Tel.: +86-755-2998 9321 Fax.: +86-755-2998 5110 Website: http://www.sz-hongbiao.com - Page 2 of 73 - Report No.: HB20251201001E-01 Add:Room 102, 201, Building 2, Yuanwanggu RFID Industrial Park, Tongguan Road, Tianliao Community, Yutang Street, Guangming District, Shenzhen,China Tel: (86-755) 29989321 Fax: (86-755) 29985110 Web:www.sz-hongbiao.com Table of Contents 1 GENERAL DESCRIPTION ................................................................................................................................... 6 1.1 DESCRIPTION OF EUT ................................................................................................................................................ 6 1.2 TEST MODE .............................................................................................................................................................. 6 1.3 OPERATION CHANNEL LIST .......................................................................................................................................... 6 1.4 TEST SETUP .............................................................................................................................................................. 7 1.5 POWER SETTING CONFIGURATION PARAMETERS ............................................................................................................... 7 1.6 ANCILLARY EQUIPMENT .............................................................................................................................................. 8 2 SUMMARY OF TEST RESULT ............................................................................................................................. 9 3 TEST FACILITIES AND ACCREDITATIONS .......................................................................................................... 10 3.1 TEST LABORATORY ................................................................................................................................................... 10 3.2 ENVIRONMENTAL CONDITIONS ................................................................................................................................... 10 3.3 ME ASUREMENT UNCERTAINTY ................................................................................................................................... 10 3.4 TE ST SOFTWARE ...................................................................................................................................................... 11 4 LIST OF TEST EQUIPMENT .............................................................................................................................. 12 5 TEST ITEM AND RESULTS ............................................................................................................................... 14 5.1 ANTENNA REQUIREMENT .......................................................................................................................................... 14 5.1.1 Standard Requirement ............................................................................................................................. 14 5.1.2 Test Result ................................................................................................................................................. 14 5.2 CONDUCTED EMISSION ............................................................................................................................................. 15 5.2.1 Limits ........................................................................................................................................................ 15 5.2.2 Test Procedures ......................................................................................................................................... 15 5.2.3 Test Setup.................................................................................................................................................. 16 5.2.4 Test Result ................................................................................................................................................. 16 5.3 RADIATED EMISSION ................................................................................................................................................ 19 5.3.1 Limits ........................................................................................................................................................ 19 5.3.2 Test Procedures ......................................................................................................................................... 19 5.3.3 Test Setup.................................................................................................................................................. 19 5.3.4 Test Result ................................................................................................................................................. 20 5.3.5 Radiated Band Edge ................................................................................................................................. 25 5.4 PEAK OUTPUT POWER ..................................................................................................…

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Photographs of the Test Setup Model: EBS-609 Radiated Emission Below 1GHz Radiated Emission Above 1GHz Conducted emission