2BRUH-VIGORTRACK-01Silicone grip ring

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 ID Model name 2BRUH-VIGORTRACK-01 VigorTrack-01 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 Contact Applicant/Approval Holder Signature Date: 2025-9-2 Signature Date: 2025-9-2 Company Name: GLOCERTS TECHNOLOGY INC Dongyang Weitai Sports Technology Co., Ltd FRN: 0036339737 0037435138 Contact Name: Huiying Fan JIANG HAO Address: 19784 SUNKISSED RIDGE DR, RIVERSIDE, CA 92507 20th Floor, Building A, Ward Business Center, Dongyang City, Jinhua City, Zhejiang Province, China Phone: (626) 588-8039 19032416027 Email: [email protected] [email protected]

Page1of3FCCID: 2BRUH-VIGORTRACK-01 Externalphotos Page2of3FCCID: 2BRUH-VIGORTRACK-01 Page3of3FCCID: 2BRUH-VIGORTRACK-01

Label FCCID:2BRUH-VIGORTRACK-01

Page 1 of 3 FCC ID: 2BRUH-VIGORTRACK-01 Internal photos Page 2 of 3 FCC ID: 2BRUH-VIGORTRACK-01 PCB Antenna Page 3 of 3 FCC ID: 2BRUH-VIGORTRACK-01

Page 1 of 7 Report No.: AiTSZ-250813033FW2 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 : Silicone grip ring Brand Name : N/A Model : VigorTrack-01 Series Model : N/A FCC ID : 2BRUH-VIGORTRACK-01 Applicant : Dongyang Weitai Sports Technology Co., Ltd Address : 20th Floor, Building A, Ward Business Center, Dongyang City, Jinhua City, Zhejiang Province Manufacturer : Dongyang Weitai Sports Technology Co., Ltd Address : 20th Floor, Building A, Ward Business Center, Dongyang City, Jinhua City, Zhejiang Province Standard(s) : 47CFR §1.1310, 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Date of Receipt : Aug.13, 2025 Date of Test : Aug.13, 2025~ Aug.15, 2025 Issued Date : Aug.19, 2025 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-250813033FW2 Report Revise Record Report Version Issued Date Notes M1 Aug.19, 2025 Initial Release Page 3 of 7 Report No.: AiTSZ-250813033FW2 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-250813033FW2 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: Silicone grip ring Model/Type reference: VigorTrack-01 Serial Model: N/A Model Different: N/A Power Supply: Input: DC 5V/0.5A DC 3.7V from Rechargeable Li-ion battery Software Version: N/A Sample(s) Status: AiTSZ-250813033-1(Normal sample) AiTSZ-250813033-2(Engineer sample) Bluetooth : Supported type: Bluetooth LE 1M Modulation: GFSK Operation frequency: 2402MHz~2480MHz Channel number: 40 Channel separation: 1 MHz 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-250813033FW2 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 Requirements for the Competence of Testing and Calibration Laboratories and any additional…

Text truncated - open the document above for the full version.

Page 1 of 32 Report No.: AiTSZ-250813033FW1 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 : Silicone grip ring Brand Name : N/A Model : VigorTrack-01 Series Model : N/A FCC ID : 2BRUH-VIGORTRACK-01 Applicant : Dongyang Weitai Sports Technology Co., Ltd Address : 20th Floor, Building A, Ward Business Center, Dongyang City, Jinhua City, Zhejiang Province Manufacturer : Dongyang Weitai Sports Technology Co., Ltd Address : 20th Floor, Building A, Ward Business Center, Dongyang City, Jinhua City, Zhejiang Province Standard(s) : FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of Receipt : Aug.13, 2025 Date of Test : Aug.13, 2025~ Aug.15, 2025 Issued Date : Aug.19, 2025 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 32 Report No.: AiTSZ-250813033FW1 Report Revise Record Report Version Issued Date Notes M1 Aug.19, 2025 Initial Release Page 3 of 32 Report No.: AiTSZ-250813033FW1 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 CONDUCTED OUTPUT POWER ............................................................................................................... 20 3.4 POWER SPECTRAL DENSITY .......................................................................................................................................... 21 3.5 6DB BANDWIDTH ....................................................................................................................................................... 22 3.6 OUT-OF-BAND EMISSIONS ........................................................................................................................................... 23 3.7 ANTENNA REQUIREMENT ............................................................................................................................................. 25 4 TEST SETUP PHOTOGRAPHS OF EUT ....................................................................................................................... 26 5 PHOTOS OF EUT ..................................................................................................................................................... 27 Page 4 of 32 Report No.: AiTSZ-250813033FW1 1 TEST SUMMARY 1.1 Test Standards The tests were performed according to following standards: FCC Rules Part 15.247: Frequency Hopping, Direct Spread Spectrum and Hybrid Systems that are in operation within the bands of 902-928 MHz, 2400-2483.5 MHz, and 5725-5850 MHz ANSI C63.10: 2013: American National Standard for Testing Unlicensed Wireless Devices KDB558074 D01 15.247 Meas Guidance v05r02: Guidance for Compliance Measurements on Digital Transmission System, Frequency Hopp…

Text truncated - open the document above for the full version.

Inverted F Antenna Specification Summary ITEMANT SPEC Model Name BT ANT HorizontalVertical 2400MHz 2400MHz2500MHz2400MHz2400MHz 2500MHz Center Frequency -1.26-0.76-0.58-5.25-2.46-1.86 MAX. Gain -0.58dB i PolarizationHorizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance50 Ohm Antenna Length 6.0mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD Address No. 3 33, Kexing Road, Xiangzhou District, Zhuhai City Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dBi) 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.

Page 1 of 22 ReportNo.:AiTSZ-250813033FW1 AppendixRFtestdataforBLE Page 2 of 22 ReportNo.:AiTSZ-250813033FW1 1.DutyCycle 1.1TestResult 1.1.1Ant1 Ant1 Mode TX Type Frequency (MHz) T_on (ms) Period (ms) DutyCycle (%) DutyCycle CorrectionFactor(dB) Max.DC Variation(%) 1MSISO 24022.1432.50185.690.670.03 24402.1422.50085.680.670.03 24802.1422.50085.680.670.03 Page 3 of 22 ReportNo.:AiTSZ-250813033FW1 1.2TestGraph 1.2.1Ant1 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 4 of 22 ReportNo.:AiTSZ-250813033FW1 1M_HCH_2480MHz_Ant1_NTNV Page 5 of 22 ReportNo.:AiTSZ-250813033FW1 2.Bandwidth 2.1TestResult 2.1.1OBW Mode TX Type Frequency (MHz) ANT 99%OccupiedBandwidth(MHz) Verdict ResultLimit 1MSISO 240211.038/Pass 244011.036/Pass 248011.039/Pass 2.1.26dBBW Mode TX Type Frequency (MHz) ANT 6dBBandwidth(MHz) Verdict ResultLimit 1MSISO 240210.671>=0.5Pass 244010.669>=0.5Pass 248010.667>=0.5Pass Page 6 of 22 ReportNo.:AiTSZ-250813033FW1 2.2TestGraph 2.2.1OBW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 7 of 22 ReportNo.:AiTSZ-250813033FW1 1M_HCH_2480MHz_Ant1_NTNV Page 8 of 22 ReportNo.:AiTSZ-250813033FW1 2.2.26dBBW 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 9 of 22 ReportNo.:AiTSZ-250813033FW1 1M_HCH_2480MHz_Ant1_NTNV Page 10 of 22 ReportNo.:AiTSZ-250813033FW1 3.MaximumConductedOutputPower 3.1TestResult 3.1.1Power Mode TX Type Frequency (MHz) MaximumPeakConductedOutputPower(dBm) Verdict ANT1Limit 1MSISO 2402-2.26<=30Pass 2440-2.00<=30Pass 2480-2.13<=30Pass Page 11 of 22 ReportNo.:AiTSZ-250813033FW1 3.2TestGraph 3.2.1Power 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 12 of 22 ReportNo.:AiTSZ-250813033FW1 1M_HCH_2480MHz_Ant1_NTNV Page 13 of 22 ReportNo.:AiTSZ-250813033FW1 4.MaximumPowerSpectralDensity 4.1TestResult 4.1.1PSD Mode TX Type Frequency (MHz) MaximumPSD(dBm/3kHz) Verdict ANT1Limit 1MSISO 2402-18.23<=8Pass 2440-18.00<=8Pass 2480-18.13<=8Pass Page 14 of 22 ReportNo.:AiTSZ-250813033FW1 4.2TestGraph 4.2.1PSD 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 15 of 22 ReportNo.:AiTSZ-250813033FW1 1M_HCH_2480MHz_Ant1_NTNV Page 16 of 22 ReportNo.:AiTSZ-250813033FW1 5.UnwantedEmissionsInNon-restrictedFrequencyBands 5.1TestResult 5.1.1Ref Mode TX Type Frequency (MHz) ANT LevelofReference (dBm) 1MSISO 24021-2.19 24401-1.96 24801-2.10 Note1:RefertoFCCPart15.247(d)andANSIC63.10-2013,thechannelcontainsthemaximumPSDlevelwasusedto establishthereferencelevel. 5.1.2CSE Mode TX Type Frequency (MHz) ANT LevelofReference (dBm) Limit (dBm) Verdict 1MSISO 24021-2.19-22.19Pass 24401-1.96-21.96Pass 24801-2.10-22.10Pass Note1:RefertoFCCPart15.247(d)andANSIC63.10-2013,thechannelcontainsthemaximumPSDlevelwasusedto establishthereferencelevel. Page 17 of 22 ReportNo.:AiTSZ-250813033FW1 5.2TestGraph 5.2.1Ref 1M_LCH_2402MHz_Ant1_NTNV 1M_MCH_2440MHz_Ant1_NTNV Page 18 of 22 ReportNo.:AiTSZ-250813033FW1 1M_HCH_2480MHz_Ant1_NTNV Page 19 of 22 ReportNo.:AiTSZ-250813033FW1 5.2.2CSE 1M_LCH_2402MHz_Ant1_NTNV 1M_LCH_2402MHz_Ant1_NTNV Page 20 of 22 ReportNo.:AiTSZ-250813033FW1 1M_MCH_2440MHz_Ant1_NTNV 1M_HCH_2480MHz_Ant1_NTNV Page 21 of 22 ReportNo.:AiTSZ-250813033FW1 1M_HCH_2480MHz_Ant1_NTNV Page 22 of 22 ReportNo.:AiTSZ-250813033FW1 6.Form731 6.1TestResult 6.1.1Form731 LowerFreq(MHz)HighFreq(MHz)MAXPower(W)MAXPower(dBm) 240224800.0006-2.00 **********************EndofReport**********************

Page1of2FCCID: 2BRUH-VIGORTRACK-01 Page2of2FCCID: 2BRUH-VIGORTRACK-01