2BNVQ-HARMONY-H32.0 Multimedia Desktop Speakers

Local Representative Letter For Certification Service in the USA Federal Communications Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(7), of the Commission’s Rules (47 C.F.R.) we attest as follows for the product listed below: FCC IDModel name 2BNVQ-HARMONY-H3Harmony H3 We hereby acknowledge as follows: i.both signees confirm that the point of contact accepts responsibility to act as a US- American Representative on behalf of the applicant ii.the point of contact provides the physical U.S. address and email as listed below iii.both parties maintain the requirements of this agreement 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. iv.An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. US-American Point of ContactApplicant/Approval Holder Signature Date: 2026-04-21 Signature Date: 2026-04-21 Company Name:GLOCERTS TECHNOLOGY INCShenzhen Lihua Industrial Co., Ltd FRN:00363397370036704633 Contact Name:Huiying FanHao Deng Address:19784 SUNKISSED RIDGE DR, RIVERSIDE, CA 92507 704, Building 2, Jiayu Environmental Protection Factory, No. 162 ShajiangRoad, Xitou Community, Songgang Street, Bao'an District, Shenzhen,China Phone:(626) 588-803913172459540 Email:[email protected]@qq.com

Page 1 of 3 FCC ID: 2BNVQ-HARMONY-H3 External photos Page 2 of 3 FCC ID: 2BNVQ-HARMONY-H3 Page 3 of 3 FCC ID: 2BNVQ-HARMONY-H3

Label FCC ID: 2BNVQ-HARMONY-H3

Page 1 of 4 FCC ID: 2BNVQ-HARMONY-H3 Internal photos Page 2 of 4 FCC ID: 2BNVQ-HARMONY-H3 PCB ANT Page 3 of 4 FCC ID: 2BNVQ-HARMONY-H3 Page 4 of 4 FCC ID: 2BNVQ-HARMONY-H3

Page 1 of 7 Report No.: AiTSZ-260401036FW2 Note: This device has been tested and found to comply with the standard(s) listed, this test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. This report shall not be reproduced except in full, without the written approval of Guangdong Asia Hongke Test Technology Limited. If there is a need to alter or revise this document, the right belongs to Guangdong Asia Hongke Test Technology Limited, and it should give a prior written notice of the revision document. This test report must not be used by the client to claim product endorsement. Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China. RF Exposure evaluation Product Name : 2.0 Multimedia Desktop Speakers Brand Name : N/A Model : Harmony H3 Series Model : N/A FCC ID : 2BNVQ-Harmony H3 Applicant : Shenzhen Lihua Industrial Co., Ltd Address : 704, Building 2, Jiayu Environmental Protection Factory, No. 162 ShajiangRoad, Xitou Community, Songgang Street, Bao'an District, Shenzhen,China Manufacturer : Shenzhen Lihua Industrial Co., Ltd Address : 704, Building 2, Jiayu Environmental Protection Factory, No. 162 ShajiangRoad, Xitou Community, Songgang Street, Bao'an District, Shenzhen,China Standard(s) : 47CFR §1.1310, 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Date of Receipt : Apr.01, 2026 Date of Test : Apr.01, 2026~ Apr.14, 2026 Issued Date : Apr.21, 2026 Issued By: Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China Tel.: +86 0755-230967639 Fax.: +86 0755-230967639 Reviewed by: Approved by: Aalen.Ye Allen Wang Page 2 of 7 Report No.: AiTSZ-260401036FW2 Report Revise Record Report Version Issued Date Notes M0 Apr.21, 2026 Initial Release Page 3 of 7 Report No.: AiTSZ-260401036FW2 Contents 1 GENERAL INFORMATION .......................................................................................................................................... 4 1.1 ENVIRONMENTAL CONDITIONS ........................................................................................................................................ 4 1.2 GENERAL DESCRIPTION OF EUT ...................................................................................................................................... 4 1.3 TEST FACILITY .............................................................................................................................................................. 5 1.4 MEASUREMENT UNCERTAINTY ........................................................................................................................................ 5 2 METHOD OF MEASUREMENT ................................................................................................................................... 6 2.1 APPLICABLE STANDARD.................................................................................................................................................. 6 2.2 EVALUATION METHOD AND LIMIT .................................................................................................................................... 6 2.3 MANUFACTURING TOLERANCE ........................................................................................................................................ 7 2.4 EVALUATION RESULT ..................................................................................................................................................... 7 2.5 CONCLUSION ............................................................................................................................................................... 7 Page 4 of 7 Report No.: AiTSZ-260401036FW2 1 GENERAL INFORMATION 1.1 Environmental conditions During the measurement the environmental conditions were within the listed ranges: Normal Temperature: 25°C Relative Humidity: 55 % Air Pressure: 101 kPa 1.2 General Description of EUT Product Name: 2.0 Multimedia Desktop Speakers Model/Type reference: Harmony H3 Serial Model: N/A Power Supply: AC110-240V,50/60Hz Hardware Version: N/A Software Version: N/A Sample(s) Status: AiTSZ-260401036-1(Normal sample) AiTSZ-260401036-2(Engineer sample) Bluetooth LE: Supported type: Bluetooth BR/EDR Modulation: GFSK, π/4DQPSK, 8DPSK Operation frequency: 2402MHz~2480MHz Channel number: 79 Channel separation: 1MHz Antenna type: PCB antenna Antenna gain: -0.58dBi Remark: The above DUT's information was declared by manufacturer. For more detailed features description, please refer to the manufacturer’s specifications or the User's Manual. Page 5 of 7 Report No.: AiTSZ-260401036FW2 1.3 Test Facility Test Laboratory: Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China The test facility is recognized, certified or accredited by the following organizations: FCC-Registration No.: 251906 Designation Number: CN1376 Guangdong Asia Hongke Test Technology Limited has been registered and fully described in a report filed with the (FCC) Federal Communications Commission. The acceptance letter from the FCC is maintained in our files. IC —Registration No.: 31737 CAB identifier: CN0165 The 3m Semi-anechoic chamber of Guangdong Asia Hongke Test Technology Limited has been registered by Certification and Engineering Bureau of Industry Canada for radio equipment testing with Registration No.: 31737 A2LA-Lab Cert. No.: 7133.01 Guangdong Asia Hongke Test Technology Limited has been accredited by A2LA for technical competence in the field of electrical testing, and proved to be in compliance with ISO/IEC 17025: 2017 General Requ…

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Page 1 of 37 Report No.: AiTSZ-260401036FW1 Note: This device has been tested and found to comply with the standard(s) listed, this test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. This report shall not be reproduced except in full, without the written approval of Guangdong Asia Hongke Test Technology Limited. If there is a need to alter or revise this document, the right belongs to Guangdong Asia Hongke Test Technology Limited, and it should give a prior written notice of the revision document. This test report must not be used by the client to claim product endorsement. Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China. TEST REPORT Product Name : 2.0 Multimedia Desktop Speakers Brand Name : N/A Model : Harmony H3 Series Model : N/A FCC ID : 2BNVQ-HARMONY-H3 Applicant : Shenzhen Lihua Industrial Co., Ltd Address : 704, Building 2, Jiayu Environmental Protection Factory, No. 162 ShajiangRoad, Xitou Community, Songgang Street, Bao'an District, Shenzhen,China Manufacturer : Shenzhen Lihua Industrial Co., Ltd Address : 704, Building 2, Jiayu Environmental Protection Factory, No. 162 ShajiangRoad, Xitou Community, Songgang Street, Bao'an District, Shenzhen,China Standard(s) : FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of Receipt : Apr.01, 2026 Date of Test : Apr.01, 2026~ Apr.14, 2026 Issued Date : Apr.21, 2026 Issued By: Guangdong Asia Hongke Test Technology Limited B1/F, Building 11, Junfeng Industrial Park, Chongqing Road, Heping Community, Fuhai Street, Bao'an District, Shenzhen, Guangdong, China Tel.: +86 0755-230967639 Fax.: +86 0755-230967639 Reviewed by: Approved by: Aalen.Ye Allen Wang Page 2 of 37 Report No.: AiTSZ-260401036FW1 Report Revise Record Report Version Issued Date Notes M0 Apr.21, 2026 Initial Release Page 3 of 37 Report No.: AiTSZ-260401036FW1 Contents 1 TEST SUMMARY ....................................................................................................................................................... 4 1.1 TEST STANDARDS ......................................................................................................................................................... 4 1.2 TEST SUMMARY ........................................................................................................................................................... 4 1.3 TEST FACILITY .............................................................................................................................................................. 5 1.4 MEASUREMENT UNCERTAINTY ........................................................................................................................................ 5 2 GENERAL INFORMATION .......................................................................................................................................... 6 2.1 ENVIRONMENTAL CONDITIONS ........................................................................................................................................ 6 2.2 GENERAL DESCRIPTION OF EUT ...................................................................................................................................... 6 2.3 DESCRIPTION OF TEST MODES AND TEST FREQUENCY .......................................................................................................... 7 2.4 SPECIAL ACCESSORIES ................................................................................................................................................... 8 2.5 EQUIPMENT LIST FOR THE TEST ....................................................................................................................................... 8 3 TEST CONDITIONS AND RESULTS ............................................................................................................................ 10 3.1 CONDUCTED EMISSIONS TEST ....................................................................................................................................... 10 3.2 RADIATED EMISSIONS AND BAND EDGE .......................................................................................................................... 13 3.3 MAXIMUM PEAK OUTPUT POWER................................................................................................................................. 20 3.4 20DB BANDWIDTH ..................................................................................................................................................... 21 3.5 OCCUPIED BANDWIDTH ............................................................................................................................................... 22 3.6 FREQUENCY SEPARATION ............................................................................................................................................. 23 3.7 NUMBER OF HOPPING FREQUENCY ................................................................................................................................. 24 3.8 TIME OF OCCUPANCY (DWELL TIME) .............................................................................................................................. 25 3.9 OUT-OF-BAND EMISSIONS ........................................................................................................................................... 26 3.10 PSEUDORANDOM FREQUENCY HOPPING SEQUENCE .......................................................................................................... 28 3.11 ANTENNA REQUIREMENT ............................................................................................................................................. 29 4 TEST SETUP PHOTOGRAPHS OF EUT .......................................................…

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Inverted F Antenna Specification Summary ITEMANT SPEC Model Name 2.4G ANT HorizontalVertical 2400MHz 2 450MHz2500MHz2400MHz 2 450MHz 2500MHz Center Frequency -1.26dBi-0.76dBi-0.58dBi-5.25dBi-2.46dBi-1.86dBi MAX. Gain -0.58dB i PolarizationHorizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance50 Ohm Antenna Length 38.20mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD No. 333, Kexing Road, Xiangzhou District, Zhuhai City Antenna Photo & Length (mm) Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 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(dB) Frequency (MHz) Max Min Avg 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.

Page 1 of 60 Report No.: AiTSZ-260401036FW1 Appendix RF test data for BT Page 2 of 60 Report No.: AiTSZ-260401036FW1 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) GFSK SISO 2402 DH5 2.896 3.751 77.21 1.12 0.03 2441 DH5 2.896 3.751 77.21 1.12 0.03 2480 DH5 2.896 3.751 77.21 1.12 0.03 Pi/4DQPSK SISO 2402 2DH5 2.898 3.751 77.26 1.12 0.03 2441 2DH5 2.898 3.750 77.28 1.12 0.01 2480 2DH5 2.899 3.751 77.29 1.12 0.04 8DPSK SISO 2402 3DH5 2.900 3.749 77.35 1.12 0.04 2441 3DH5 2.900 3.749 77.35 1.12 0.01 2480 3DH5 2.901 3.750 77.36 1.11 0.03 Page 3 of 60 Report No.: AiTSZ-260401036FW1 1.2 Test Graph 1.2.1 Ant1 GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 4 of 60 Report No.: AiTSZ-260401036FW1 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 5 of 60 Report No.: AiTSZ-260401036FW1 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 6 of 60 Report No.: AiTSZ-260401036FW1 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV Page 7 of 60 Report No.: AiTSZ-260401036FW1 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV Page 8 of 60 Report No.: AiTSZ-260401036FW1 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) Packet Type ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 0.757 / Pass 2441 DH5 1 0.762 / Pass 2480 DH5 1 0.758 / Pass Pi/4DQPSK SISO 2402 2DH5 1 1.151 / Pass 2441 2DH5 1 1.148 / Pass 2480 2DH5 1 1.152 / Pass 8DPSK SISO 2402 3DH5 1 1.151 / Pass 2441 3DH5 1 1.153 / Pass 2480 3DH5 1 1.156 / Pass 2.1.2 20dB BW Mode TX Type Frequency (MHz) Packet Type ANT 20dB Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 0.792 / Pass 2441 DH5 1 0.792 / Pass 2480 DH5 1 0.792 / Pass Pi/4DQPSK SISO 2402 2DH5 1 1.207 / Pass 2441 2DH5 1 1.215 / Pass 2480 2DH5 1 1.213 / Pass 8DPSK SISO 2402 3DH5 1 1.247 / Pass 2441 3DH5 1 1.248 / Pass 2480 3DH5 1 1.249 / Pass Page 9 of 60 Report No.: AiTSZ-260401036FW1 2.2 Test Graph 2.2.1 OBW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 10 of 60 Report No.: AiTSZ-260401036FW1 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 11 of 60 Report No.: AiTSZ-260401036FW1 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 12 of 60 Report No.: AiTSZ-260401036FW1 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV Page 13 of 60 Report No.: AiTSZ-260401036FW1 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV Page 14 of 60 Report No.: AiTSZ-260401036FW1 2.2.2 20dB BW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 15 of 60 Report No.: AiTSZ-260401036FW1 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 16 of 60 Report No.: AiTSZ-260401036FW1 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 17 of 60 Report No.: AiTSZ-260401036FW1 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV Page 18 of 60 Report No.: AiTSZ-260401036FW1 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV Page 19 of 60 Report No.: AiTSZ-260401036FW1 3. Maximum Conducted Output Power 3.1 Test Result 3.1.1 Power Mode TX Type Frequency (MHz) Packet Type Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit GFSK SISO 2402 DH5 1.05 <=30 Pass 2441 DH5 1.49 <=30 Pass 2480 DH5 1.44 <=30 Pass Pi/4DQPSK SISO 2402 2DH5 0.45 <=20.97 Pass 2441 2DH5 0.84 <=20.97 Pass 2480 2DH5 0.74 <=20.97 Pass 8DPSK SISO 2402 3DH5 0.46 <=20.97 Pass 2441 3DH5 0.83 <=20.97 Pass 2480 3DH5 0.74 <=20.97 Pass Note1: Antenna Gain: Ant1: -0.58dBi; Page 20 of 60 Report No.: AiTSZ-260401036FW1 3.2 Test Graph 3.2.1 Power GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 21 of 60 Report No.: AiTSZ-260401036FW1 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 22 of 60 Report No.: AiTSZ-260401036FW1 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 23 of 60 Report No.: AiTSZ-260401036FW1 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV Page 24 of 60 Report No.: AiTSZ-260401036FW1 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV Page 25 of 60 Report No.: AiTSZ-260401036FW1 4. Carrier Frequency Separation 4.1 Test Result 4.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type Channel Separation (MHz) 20dB Bandwidth (MHz) Limit (MHz) Verdict GFSK SISO HOPP DH5 0.994 0.792 >=0.792 Pass Pi/4DQPSK SISO HOPP 2DH5 1.010 1.215 >=0.81 Pass 8DPSK SISO HOPP 3DH5 1.001 1.249 >=0.833 Pass Page 26 of 60 Report No.: AiTSZ-260401036FW1 4.2 Test Graph 4.2.1 Ant1 GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV Page 27 of 60 Report No.: AiTSZ-260401036FW1 8DPSK_3DH5_HOPP_Ant1_NTNV Page 28 of 60 Report No.: AiTSZ-260401036FW1 5. Number of Hopping Frequencies 5.1 Test Result 5.1.1 HoppNum Mode TX Type Frequency (MHz) Packet Type Num of Hopping Frequencies Verdict ANT1 Limit GFSK SISO HOPP DH5 79 >=15 Pass Pi/4DQPSK SISO HOPP 2DH5 79 >=15 Pass 8DPSK SISO HOPP 3DH5 79 >=15 Pass Page 29 of 60 Report No.: AiTSZ-260401036FW1 5.2 Test Graph 5.2.1 HoppNum GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV Page 30 of 60 Report No.: AiTSZ-260401036FW1 8DPSK_3DH5_HOPP_Ant1_NTNV Page 31 of 60 Report No.: AiTSZ-260401036FW1 6. Time of Occupancy (Dwell Time) 6.1 Test Result 6.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type Duration of Single Pulse (ms) Observation Period (s) Num of Pulse in Observation Period Dwell Time (ms) Limit (ms) Verdict GFSK SISO HOPP DH1 0.398 31.600 321 127.758 <=400 Pass DH3 1.652 31.600 161 265.972 <=400 Pass DH5 2.900 31.600 100 290.000 <=400 Pass Pi/4DQPSK SISO HOPP 2DH1 0.386 31.600 320 123.520 <=400 Pass 2DH3 1.652 31.600 160 264.320 <=400 Pass 2DH5 2.900 31.600 112 324.800 <=400 Pass 8DPSK SISO HOPP 3DH1 0.402 31.600 320 128.640 <=400 Pass 3DH3 1.652 31.600 159 262.668 <=400 Pass 3DH5 2.904 31.600 99 287.496 <=400 Pass Page 32 of 60 Report No.: AiTSZ-260401036FW1 6.2 Test Graph 6.2.1 Ant1 GF…

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Page 1 of 2 FCC ID: 2BNVQ-HARMONY-H3 Page 2 of 2 FCC ID: 2BNVQ-HARMONY-H3