2BVYP-GLY059BWireless Speaker

Shenzhen Gaost Hardware Co., Ltd Covered Equipment Certification Attestation Letter 6/12/2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID: 2BVYP-GLY059B Gibson, Inc. (“the applicant”) 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. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List , the applicant should include an explanation on why the equipment is not “covered” equipment. Gibson, Inc. (“the applicant”) 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. Gaost, Inc. (“the applicant”) 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). Signed: Printed name: Xiaofeng Chen Title: Deputy General Manager Applicant Company: Shenzhen Gaost Hardware Co., Ltd Date: 6/12/2026

Shenzhen Gaost Hardware Co., Ltd * the applicant must designate a contact located in the United States for purposes of acting as the applicant’s agent for service of process, regardless of whether the applicant is a domestic or foreign entity. An applicant located in the United States may designate itself as the agent for service of process. SC6050297 U.S. Agent Designation for Service of Process - Certification Attestation Letter 6/3/2026 TO: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTN.: Reviewing Engineer FCC ID: 2BVYP-GLY059B FRN of applicant: 0038389664 Per section 2.911(d)(7) of the FCC rules, Shenzhen Gaost Hardware Co., Ltd (“the applicant”) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process: Company Name: Global Product Services and Consultation LLC FCC Registration Number (FRN): 0033406703 Physical U.S. Company Address: 328 W Palm Ave. Monrovia, CA91016 Contact Person: Michael Chan Tel: +1 626 366 4358 Agent Email Address: [email protected] The above contact person accepts the obligation for service of process. The applicant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Applicant Signed: Agent Signed (if different from Applicant): Signed: Printed name: Chen Xiaofeng Title: Manager: Deputy General Manager CompanyName: Shenzhen Gaost Hardware Co., Ltd Date: 6/3/2026 Signed: Printed name: Michael Chan Title: Technical Director Company Name: Global Product Services and Consultation LLC Date: 6/3/2026

DATE: 2026-06-12 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint DONGGUAN SHUOXIN ELECTRONIC TECHNOLOGY CO., LTD. Zone A, 1F, No. 6, XinGang Road YuanGang Street, XinAn District, ChangAn Town, DongGuan City, GuangDong, China (Name of Agent company name and address) to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, still resides with Shenzhen Gaost Hardware Co, Ltd. 301 Building A, No 14 Xinghua Road Huayuan Village Pingdi District Longgang Shenzhen, China (Applicant Name and address). <Signature>: Name: Xiaofeng Chen Title: Deputy General Manager Applicant Company: Shenzhen Gaost Hardware Co., Ltd -

Date: 6/12/2026 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Compliance Testing, LLC to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). Sincerely, <Signature> Name: Xiaofeng Chen Title: Deputy General Manager Company: Shenzhen Gaost Hardware Co., Ltd

Shenzhen Gaost Hardware Co., Ltd DATE: 2026-06-12 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2BVYP-GLY059B Product Name: Wireless Speaker Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commissions rules, we hereby request that the following documents be held confidential: (List here the documents for which you are seeking confidentiality – for example ...) • Schematics • Block diagram • Operation description These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. <Signature>: Name: Xiaofeng Chen Title: Deputy General Manager Applicant Company: Shenzhen Gaost Hardware Co., Ltd

External Photos

Internal photo PCB Antenna END

RF EXPOSURE REPORT FCC ID:2BVYP-GLY059B Report Reference No. .............. : 26EFSS04015 02211 Date of issue .............................. : 2026-06-12 Applicant’s name ........................ : Shenzhen Gaost Hardware Co., Ltd Address ...................................... : 301 Building A, No 14 Xinghua Road Huayuan Village Pingdi District Longgang Shenzhen, China Equipment .................................. : Wireless Speaker Trade Mark ................................. : / Model ....................................... : GLY-059B Ratings....................................... : I/P: 29Vdc 3A (Provided by AC Adapter) Testing Laboratory ..................... : DongGuan ShuoXin Electronic Technology Co., Ltd. Address ...................................... : Zone A, 1F, No. 6, XinGang Road YuanGang Street, XinAn District, ChangAn Town, DongGuan City, GuangDong, China According ................................... : KDB 447498 D04 Interim General RF Exposure Guidance v01 Test Engineer: Blue Qiu Responsible Engineer: Jelena Ou Yang Approved by: Smile Wang MPE CALCULATION METHOD: Antenna gain = 1.68dBi MAX Output Power：3.344dBm@2480MHz ERP=3.344+1.68-2.15= 2.884dBm WORSE CASE: 10^0.344=2.208mW <3mW Then SAR evaluation is not required. END

Page 1 of 58 FCC Radio Test Report FCC ID:2BVYP-GLY059B The report concerns: Original Grant Report Reference No. ................. : 26EFSS04015 02201 Date Sample(s) Received ........... : 2026-04-20 Date of Tested ............................ : From 2026-04-21 to 2026-05-12 Date of issue .............................. : 2026-06-12 Testing Laboratory ...................... : DongGuan ShuoXin Electronic Technology Co., Ltd. Address ...................................... : Zone A, 1F, No. 6, XinGang Road YuanGang Street, XinAn District, ChangAn Town, DongGuan City, GuangDong, China Applicant’s name ........................ : Shenzhen Gaost Hardware Co., Ltd Address ...................................... : 301 Building A, No 14 Xinghua Road Huayuan Village Pingdi District Longgang Shenzhen, China Equipment .................................. : Wireless Speaker Trade Mark ................................. : / Model ....................................... : GLY-059B Ratings ....................................... : I/P: 29Vdc 3A (Provided by AC Adapter) Test Engineer: Blue Qiu Responsible Engineer: Jelena Ou Yang Approved by: Smile Wang Report No.: 26EFSS04015 02201 Page 2 of 58 Table of Contents Page 1 TEST REPORT DECLARE 5 2 SUMMARY OF TEST RESULTS 6 2.1 MEASUREMENT UNCERTAINTY 7 3 GENERAL INFORMATION 8 3.1 GENERAL DESCRIPTION OF EUT 8 3.2 DESCRIPTION OF TEST MODES 10 3.3 PARAMETERS OF TEST SOFTWARE 11 3.4 BLOCK DIAGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED 11 3.5 SUPPORT UNITS 11 3.6 TEST ENVIRONMENT CONDITIONS 12 4 AC POWER LINE CONDUCTED EMISSIONS TEST 13 4.1 LIMIT 13 4.2 TEST PROCEDURE 13 4.3 MEASUREMENT INSTRUMENTS LIST 13 4.4 TESTSETUP 14 4.5 EUT OPERATING CONDITIONS 14 4.6 TEST RESULTS 15 5 RADIATED EMISSION TEST 17 5.1 LIMIT 17 5.2 TEST PROCEDURE AND SETTING 18 5.3 MEASUREMENT INSTRUMENTS LIST 19 5.4 TESTSETUP 19 5.5 EUT OPERATING CONDITIONS 20 5.6 TEST RESULTS - 9 KHZ TO 30MHZ 21 5.7 TEST RESULTS- 30 MHZ TO 1000MHZ 22 5.8 TEST RESULTS - ABOVE 1000MHZ (BAND EDGE) 24 5.9 TEST RESULTS - ABOVE 1000MHZ (HARMONIC) 32 6 NUMBER OF HOPPING FREQUENCY 44 6.1 LIMIT 44 6.2 TEST PROCEDURE AND SETTING 44 6.3 MEASUREMENT INSTRUMENTS LIST 44 Report No.: 26EFSS04015 02201 Page 3 of 58 Table of Contents Page 6.4 TEST SETUP 44 6.5 EUT OPERATION CONDITIONS 44 6.6 TEST RESULTS 45 7 AVERAGE TIME OF OCCUPANCY 46 7.1 LIMIT 46 7.2 TEST PROCEDURE AND SETTING 46 7.3 MEASUREMENT INSTRUMENTS LIST 46 7.4 TEST SETUP 46 7.5 EUT OPERATION CONDITIONS 46 7.6 TEST RESULTS 47 8 HOPPING CHANNEL SEPARATION MEASUREMENT 48 8.1 LIMIT 48 8.2 TEST PROCEDURE AND SETTING 48 8.3 MEASUREMENT INSTRUMENTS LIST 48 8.4 TEST SETUP 48 8.5 EUT OPERATION CONDITIONS 48 8.6 TEST RESULTS 49 9 BANDWIDTH TEST 50 9.1 LIMIT 50 9.2 TEST PROCEDURE AND SETTING 50 9.3 MEASUREMENT INSTRUMENTS LIST 50 9.4 TEST SETUP 50 9.5 EUT OPERATION CONDITIONS 50 9.6 TEST RESULTS 51 10 MAXIMUM OUTPUT POWER 52 10.1 LIMIT 52 10.2 TEST PROCEDURE AND SETTING 52 10.3 MEASUREMENT INSTRUMENTS LIST 52 10.4 TEST SETUP 52 10.5 EUT OPERATION CONDITIONS 52 10.6 TEST RESULT S 53 11 CONDUCTED SPURIOUS EMISSION 56 11.1 LIMIT 56 11.2 TEST PROCEDURE AND SETTING 56 Report No.: 26EFSS04015 02201 Page 4 of 58 Table of Contents Page 11.3 MEASUREMENT INSTRUMENTS LIST 56 11.4 TEST SETUP 56 11.5 EUT OPERATION CONDITIONS 56 11.6 TEST RESULTS 57 Report No.: 26EFSS04015 02201 Page 5 of 58 1 TEST REPORT DECLARE Applicant Shenzhen Gaost Hardware Co., Ltd Address 301 Building A, No 14 Xinghua Road Huayuan Village Pingdi District Longgang Shenzhen, China Manufacturer same as applicant Address same as applicant Factory same as applicant Address same as applicant Equipment Wireless Speaker Model No. GLY-059B Trade Mark / Standard FCC Part15, Subpart C (15.247) ANSI C63.10-2020+Cor. 1-2023+C63.10a-2024 +Errata to C63.10a-2024 We Declare: The equipment described above is tested by DongGuan ShuoXin Electronic Technology Co., Ltd(ATT). and in the configuration tested the equipment complied with the standards specified above. The test results are contained in this test report and DongGuan ShuoXin Electronic Technology Co., Ltd.(ATT) is assumed of full responsibility for the accuracy and completeness of these tests. ATT is not responsible for the sampling stage, so the results only apply to the sample as received. ATT's reports apply only to the specific samples tested under conditions. It is manufacture’s responsibility to ensure that additional production units of this model are manufactured with the identical electrical and mechanical components. ATT shall have no liability for any declarations, inferences or generalizations drawn by the client or others from ATT issued reports. Report No.: 26EFSS04015 02201 Page 6 of 58 2 SUMMARY OF TEST RESULTS The EUT have been tested according to the applicable standards as referenced below: Standard(s) Section Test Item Judgment Remark 15.207 AC Power Line Conducted Emissions PASS ------ 15.247(d) 15.205(a) 15.209(a) Radiated Emission PASS ------ 15.247(a)(1)(iii) Number of Hopping Frequency PASS ------ 15.247(a)(1)(iii) Average Time Of Occupancy PASS ------ 15.247(a)(1) Hopping Channel Separation PASS ------ 15.247(a)(1) Bandwidth PASS ------ 15.247(a)(1) Maximum Output Power PASS ------ 15.247(d) Conducted Spurious Emission PASS ------ 15.203 Antenna Requirement PASS Note(2) Note: (1) “N/A” denotes test is not applicable in this test report (2) The device what use a permanently attached antenna were considered sufficient to comply with the provisions of 15.203. Report No.: 26EFSS04015 02201 Page 7 of 58 2.1 MEASUREMENT UNCERTAINTY Test Item Uncertainty Uncertainty for Conduction emission test (9kHz-150kHz) 3.7 dB Uncertainty for Conduction emission test (150kHz-30MHz) 3.3 dB Uncertainty for Radiation Emission test (30MHz-200MHz) 4.60 dB (Polarize: V) 4.60 dB (Polarize: H) Uncertainty for Radiation Emission test (200MHz-1GHz) 6.10 dB (Polarize: V) 5.08 dB (Polarize: H) Uncertainty for Radiation Emission test (1GHz-6GHz) 5.01 dB (Polarize: V) 5.01 dB (Pola…

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Product specification Quick Reference Date Antenna module on the system board Frequenc Range 2400 ~ 2500MHz Ant. Port Input Pwr. (dBm) 0 (Typ. BT class 2 output power) Tot. Rad. Pwr. (dBm) -1.2 (Input pwr – loss pwr) Peak EIRP(dBm) 1.2 Directivity (dBi) 1 (all direction antenna) Efficiency (dB) 6 0.2 % Gain (dBi) 1.68 (Peak Gain XZ-plane) Maximum Power (dBm) 1.7 (XY-plane) Minimum Power (dBm) -4(XY-plane) Avg. Power (dBm) -0.5(XY-plane) Input Impendence(ohm) 50 Polarization Type V ertical & Horizontal V . S .W . R < 1.4 All the technical data and information contained herein are subject to ch ange without prior notice Antenna Layout & module on the system board Antenna Gain Gain Table Unit in dBi @2.44GHz XY-plane XZ-plane YZ-plane Efficiency Peak Avg. Peak Avg. Peak Avg. Module Board 1.35 -0. 48 1.68 -3.831.11 -2.996 0.2 % Retum Loss The Environment of Antenna Radiation Pattem 3D radiation pattern diagram XY-plane XZ-plane YZ-plane

Setup photos Conduction Measurement Photos Radiated Measurement Photos (Below 1GHz) Radiated Measurement Photos (Above 1GHz) RF Conducted Measurement Photos