2BUUS-SB1062HSB1062H

User Manual Model: SB1062H 1. Quick start guide Overview 1. Heart Rate Sensor(Green light) and Blood oxygen Sensor(Red light) 2. Side light: Show the machine status 3. Charging Pins  Make sure the charging cable fit correctly onto the charging pins on the back of your Smartwatch, then plug the other end to the user cable to a power source.  Plug the big end of the USB cable into the power supply, after successful charging, When the red side light flashes, it serves as a reminder that the device is currently charging. The green side light remains constantly on to indicate that the charging process is complete. 2. Install the App and Connect with Smart Bracelet Search and install the “Oplayer Smart life” app from Google Play or App Store. Or scan the following QR code to directly install the app. To connect the Smart Bracelet with App, open the “Oplayer Smart Life” app on your smart phone, then go to setting and select “ Add New Device” and select the Smart Bracelet to connect. 3. Functions Activity Wearing the device, it will record your steps/distance/calories in the APP. Active measurement of Heart Health Click corresponding functions and “Start” in the APP to actively detect Heart Rate/Blood Oxygen/HRV/Respiratory Rate. Active measurement of Emotion Health Click corresponding functions and “Start” in the APP to actively detect Stress/Emotions/Fatigue. Sleep Sleep with your device. It will record your sleep time in the APP. The product can track whole day sleeping, but only if it takes more than 30 minutes at a time. PAI Your health score will be calculated based on your sleep, steps, and heart rate data from the previous day. Alarm You can set different types of alarms , then it will vibrate to remind you. Find My Device You can go to the APP, find the “Smart Device Settings” in Setting, and click this function, then your device will vibrate and flash the red and green light on the side at the same time. Sports Click the “Excerice records”in main page, there are 120+ sports modes to choose from, including walking, running, climbing, cycling and etc.. Click corresponding sports to start evercise, for the “ Walking , Running, Hiking, Trail Running, Cycling”, it can work with your phone GPS. After the exercise ends, the exercise data will show in APP, and you can also check your movement trajectory in APP for those sports with GPS. FCC Warnning: 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 againstharmful interference in a residential installation. This equipment generates, uses and can radiateradio frequency energy and, if not installed and used in accordance with the instructions, maycause harmful interference to radio communications. However, there is no guarantee thatinterference will not occur in a particular installation. If this equipment does cause harmfulinterference to radio or television reception, which can be determined by turning the equipmentoff and on, the user is encouraged to try to correct the interference by one or more of thefollowing 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. Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment. 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. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 0cm between the radiator and your body.

FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Appendix III EUT External Photographs Photo 1 Appearance of EUT Photo 2 Appearance of EUT FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Photo 3 Appearance of EUT Photo 4 Appearance of EUT FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Photo 5 Appearance of EUT Photo 6 Appearance of EUT FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Photo 7 Appearance of EUT Photo 8 Appearance of EUT

FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Appendix IID Label Appendix II ID Label Location FCC ID: 2BUUS-SB1062H

FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Appendix IV EUT Internal Photographs Photo 9 Internal of EUT Photo 10 Internal of EUT FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Photo 11 Internal of EUT Photo 12 Appearance of PCB Antenna FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Photo 13 Appearance of PCB Photo 14 Appearance of PCB

Shenzhen Toby Technology Co., Ltd. Report No.: TBR-C-202512-0327-1 Page: 1 of 8 TB-RF-073-3.1 1/F., Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China Tel: +86 75526509301 Email: [email protected] www.cotecna-toby.com Maximum Permissible Exposure Evaluation FCC ID: 2BUUS-SB1062H Report No. : TBR-C-202512-0327-1 Applicant : HONG KONG FED FITNESS LIMITED Equipment Under Test (EUT) EUT Name : SB1062H Model No. : SB1062H Series Model No. : FT1 Brand Name : FED Fitness Sample ID : HC-C-202512-0327-01-01-1#&HC-C-202512-0327-01-01-2# Receipt Date : 2026-01-27 Test Date : 2026-01-27 to 2026-03-26 Issue Date : 2026-03-26 Standards : FCC Part 2.1093 Test Method : KDB 447498 D01 General RF Exposure Guidance v06 Conclusions : PASS In the configuration tested, the EUT complied with the standards specified above. Tested By : Gold. zhang Reviewed By : Wade. Lv Approved By : Ivan Su This report details the results of the testing carried out on one sample. The results contained in this test report do not relate to other samples of the same product. The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in the report. Report No.: TBR-C-202512-0327-1 Page: 2 of 8 www.cotecna-toby.com TB-RF-073-3.1 CONTENTS CONTENTS ............................................................................................................................................. 2 1. GENERAL INFORMATION ABOUT EUT.............................................................................. 4 1.1 Client Information ................................................................................................................. 4 1.2 General Description of EUT (Equipment Under Test) ................................................... 4 2. MEASUREMENT UNCERTAINTY .......................................................................................... 5 3. TEST FACILITY.......................................................................................................................... 6 4. SAR TEST EXCLUSION CALCULATIONS FOR FCC ....................................................... 7 4.1 FCC: According to KDB 447498 D01 v06 Mobile and Portable Devices RF Exposure Procedures and Equipment Authorization Policies v06. ...................................................... 7 4.2 Summary simultaneous transmission for SAR Exclusion ............................................. 7 4.3 Calculation: ........................................................................................................................... 8 Report No.: TBR-C-202512-0327-1 Page: 3 of 8 www.cotecna-toby.com TB-RF-073-3.1 Revision History Report No. Version Description Issued Date TBR-C-202512-0327-1 Rev.01 Initial issue of report 2026-03-26 Report No.: TBR-C-202512-0327-1 Page: 4 of 8 www.cotecna-toby.com TB-RF-073-3.1 1. General Information about EUT 1.1 Client Information Applicant : HONG KONG FED FITNESS LIMITED Address : RM B165 5/F HANG FUNG INDUSTRIAL BUILDING PHASE 1 2G HOK YUEN STREET HUNG HOM KL, CHINA Manufacturer : Shenzhen LY Technology Limited Address : 703B, Building 206, No. 19 Dengliang Road, Dengliang Community, Nanshan Street, Nanshan District, Shenzhen, China 1.2 General Description of EUT (Equipment Under Test) EUT Name : SB1062H Models No. : SB1062H, FT1 Model Different : All these models are identical in the same PCB layout and electrical circuit, only difference is different regions sell products with different names. Product Description : Operation Frequency: Bluetooth LE 5.4: 2402MHz~2480MHz Modulation Type: GFSK Max Antenna Gain: -3.15dBi FPC Antenna Power Rating : INPUT: DC 5V/0.5A DC 3.8V 110mAh 0.418Wh Rechargeable Li-ion battery Software Version : V0.1.3 Hardware Version : ZC03_V2.0 Remark: The above antenna information is declared by manufacturer and for more detailed features description, please refer to the manufacturer's specifications, the laboratory shall not be held responsible. Report No.: TBR-C-202512-0327-1 Page: 5 of 8 www.cotecna-toby.com TB-RF-073-3.1 2. Measurement Uncertainty The reported uncertainty of measurement y±U，where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2，providing a level of confidence of approximately 95 %. Test Item Parameters Expanded Uncertainty (ULab) Conducted Emission Level Accuracy: 9kHz~150kHz 150kHz to 30MHz ±3.50 dB ±3.10 dB Radiated Emission Level Accuracy: 9kHz to 30 MHz ±4.60 dB Radiated Emission Level Accuracy: 30MHz to 1000 MHz ±4.50 dB Radiated Emission Level Accuracy: Above 1000MHz ±4.20 dB RF Power-Conducted Level Accuracy: Above 1000MHz ±0.95 dB Power Spectral Density- Conducted Level Accuracy: Above 1000MHz ±3dB Occupied Bandwidth Level Accuracy: 30MHz to 1000 MHz Above 1000MHz ±3.8% Unwanted Emission- Conducted Level Accuracy: 30MHz to 1000 MHz Above 1000MHz ±2.72 dB Temperature / ±0.6°C Humidity / ±4% Supply voltages / ±2% Time / ±4% Report No.: TBR-C-202512-0327-1 Page: 6 of 8 www.cotecna-toby.com TB-RF-073-3.1 3. Test Facility The testing report were performed by the Shenzhen Toby Technology Co., Ltd., in their facilities located at 1/F., Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. At the time of testing, the following bodies accredited the Laboratory: CNAS (L5813) The Laboratory has been accredited by CNAS to ISO/IEC 17025: 2017 General Requirements for the Competence of Testing and Calibration Laboratories for the competence in the field of testing. And the Registration No.: CNAS L5813. A2LA Certificate No.: 4750.01 The laboratory has been accredited by American Association for Laboratory Accreditation(A2LA) to ISO/IEC 17025：2017 General Requirements for the Competence of Testing and Calibration Laboratories for the technical competence in the field of Electrical Testing. And the A2LA Certificate No.: 4750.01.FCC Accredited Test Site Number: 85…

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Shenzhen Toby Technology Co., Ltd. Report No.: TBR-C-202512-0327-2 Page: 1 of 36 TB-RF-073-3.1 1/F., Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China Tel: +86 75526509301 Email: [email protected] www.cotecna-toby.com RF Test Report FCC ID: 2BUUS-SB1062H Report No. : TBR-C-202512-0327-2 Applicant : HONG KONG FED FITNESS LIMITED Equipment Under Test (EUT) EUT Name : SB1062H Model No. : SB1062H Series Model No. : FT1 Brand Name : FED Fitness Sample ID : HC-C-202512-0327-01-01-1#&HC-C-202512-0327-01-01-2# Receipt Date : 2026-01-27 Test Date : 2026-01-27 to 2026-03-26 Issue Date : 2026-03-26 Standards : FCC Part 15 Subpart C 15.247 Test Method : ANSI C63.10: 2020+Cor.1:2023+C63.10a:2024 +Errata to C63.10a:2024 KDB 558074 D01 15.247 Meas Guidance v05r02 Conclusions : PASS In the configuration tested, the EUT complied with the standards specified above. Tested By : Gold. zhang Reviewed By : Wade. Lv Approved By : Ivan Su This report details the results of the testing carried out on one sample. The results contained in this test report do not relate to other samples of the same product. The manufacturer should ensure that all products in series production are in conformity with the product sample detailed in the report. Report No.: TBR-C-202512-0327-2 Page: 2 of 36 www.cotecna-toby.com TB-RF-073-3.1 Contents CONTENTS ............................................................................................................................................. 2 1. GENERAL INFORMATION ABOUT EUT.............................................................................. 5 1.1 Client Information ................................................................................................................. 5 1.2 General Description of EUT (Equipment Under Test) ................................................... 5 1.3 Block Diagram Showing the Configuration of System Tested ...................................... 7 1.4 Description of Support Units .............................................................................................. 7 1.5 Description of Test Mode .................................................................................................... 8 1.6 Description of Test Software Setting ................................................................................ 9 1.7 Measurement Uncertainty ................................................................................................ 10 1.8 Test Facility ......................................................................................................................... 11 2. TEST SUMMARY ..................................................................................................................... 12 3. TEST SOFTWARE ................................................................................................................... 12 4. TEST EQUIPMENT AND TEST SITE ................................................................................... 13 5. CONDUCTED EMISSION ....................................................................................................... 15 5.1 Test Standard and Limit .................................................................................................... 15 5.2 Test Setup ........................................................................................................................... 15 5.3 Test Procedure ................................................................................................................... 15 5.4 Deviation From Test Standard ......................................................................................... 16 5.5 EUT Operating Mode ........................................................................................................ 16 5.6 Test Data ............................................................................................................................. 16 6. RADIATED AND CONDUCTED UNWANTED EMISSIONS ............................................ 17 6.1 Test Standard and Limit .................................................................................................... 17 6.2 Test Setup ........................................................................................................................... 18 6.3 Test Procedure ................................................................................................................... 19 6.4 Deviation From Test Standard ......................................................................................... 20 6.5 EUT Operating Mode ........................................................................................................ 21 6.6 Test Data ............................................................................................................................. 21 7. RESTRICTED BANDS AND BAND EDGE REQUIREMENT .......................................... 22 7.1 Test Standard and Limit .................................................................................................... 22 7.2 Test Setup ........................................................................................................................... 22 7.3 Test Procedure ................................................................................................................... 23 7.4 Deviation From Test Standard ......................................................................................... 24 7.5 EUT Operating Mode ........................................................................................................ 24 Report No.: TBR-C-202512-0327-2 Page: 3 of 36 www.cotecna-toby.com TB-RF-073-3.1 7.6 Test Data ............................................................................................................................. 24 8. BANDWIDTH TEST ................................................................................................................…

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版本:R-A生效日期：2025-12-26 第 1 页共 4 页 ShenzhenHuaxunshitongTechnologyCo.,Ltd. Antennaspecification Customername: ProjectnameSB1602H Antenna frequencyband BT Specification description □support+shell fragment □Single shrapnel □support+FPC+thimble ☑FPC□FMaerial□GPSaerial □coaxial-line □WIFIaerial: □FPC+wirerod： □PCB+wirerod: Customer confirmation Supplier confirmation Radiofrequency confirmation Structural confirmation check contactsWangpengchaomobilephone13480925226 telephone0755-23705212facsimile0755-23705213 [email protected] address:F3-005,HongfenghuaInternetCreativePark,No.1HuangtiandamenRoad,Hangcheng Street,BaoanDistrict,Shenzhen 版本:R-A生效日期：2025-12-26 第 2 页共 4 页 1.Testenvironment testproject equipment 1.（S-parameter）1.（ReturnLoss） 2.（VSWR） :AgilentE5071B HP8753D 2.（Active）1.（TRP） 2.（TIS） 1.ETS7x4x3m(3D)Chamber ETS5x3x3m(3D)Chamber 2.:Agilent8960E5515B×2 StarPointSP6011 3.（Passive）1.（Gain）2.（Efficiency）1.ETS7x4x3m(3D)Chamber ETS5x3x3m(3D)Chamber 2.AgilentE5071B HP8753D 2.matchingcircuit-BTaerial： Ourcompanyhasnotmadeanymodificationtothematchingcircuit 版本:R-A生效日期：2025-12-26 第 3 页共 4 页 3Efficiencyandgain 版本:R-A生效日期：2025-12-26 第 4 页共 4 页 4.Structuraldrawings

Shenzhen Toby Technology Co., Ltd. Http://www.cotecna-toby.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202512-0327-2 Page: 1 of 39 FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 RF Test Data for Bluetooth LE (Conducted Measurements) General Description of EUT Product Name: SB1062H Test Model: SB1062H Sample ID: HC-C-202512-0327-01-01-2# Environmental Conditions Temperature: 23.8°C Relative Humidity: 48% Test Voltage: DC 3.8V Test Engineer: Gold.zhang Note: For a more detailed features description, please refer to the report TBR-C-202512-0327-2 The report only show the worst case data. Shenzhen Toby Technology Co., Ltd. Http://www.cotecna-toby.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202512-0327-2 Page: 2 of 39 FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Contents 1. Duty Cycle ..................................................................................................................................................................................... 3 2. Maximum Conducted Output Power ............................................................................................................................................ 7 3. -6dB Bandwidth ........................................................................................................................................................................... 11 4. Occupied Channel Bandwidth .................................................................................................................................................... 15 5. Maximum Power Spectral Density Level ................................................................................................................................... 19 6. Band Edge ................................................................................................................................................................................... 23 7. Conducted RF Spurious Emission ............................................................................................................................................. 28 8. Restrict Band ............................................................................................................................................................................... 35 Shenzhen Toby Technology Co., Ltd. Http://www.cotecna-toby.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202512-0327-2 Page: 3 of 39 FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 1. Duty Cycle Condition Mode Frequency (MHz) Antenna Duty Cycle (%) Correction Factor (dB) 1/T (kHz) NVNT BLE 1Mbps 2402 Ant1 96.35 0.16 0.46 NVNT BLE 1Mbps 2440 Ant1 96.39 0.16 0.46 NVNT BLE 1Mbps 2480 Ant1 96.35 0.16 0.46 NVNT BLE 2Mbps 2402 Ant1 93.01 0.31 0.89 NVNT BLE 2Mbps 2440 Ant1 93.17 0.31 0.89 NVNT BLE 2Mbps 2480 Ant1 93.09 0.31 0.89 Shenzhen Toby Technology Co., Ltd. Http://www.cotecna-toby.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202512-0327-2 Page: 4 of 39 FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Test Graphs Duty Cycle NVNT BLE 1Mbps 2402MHz Ant1 Duty Cycle NVNT BLE 1Mbps 2440MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.cotecna-toby.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202512-0327-2 Page: 5 of 39 FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Duty Cycle NVNT BLE 1Mbps 2480MHz Ant1 Duty Cycle NVNT BLE 2Mbps 2402MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.cotecna-toby.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202512-0327-2 Page: 6 of 39 FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Duty Cycle NVNT BLE 2Mbps 2440MHz Ant1 Duty Cycle NVNT BLE 2Mbps 2480MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.cotecna-toby.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202512-0327-2 Page: 7 of 39 FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 2. Maximum Conducted Output Power Condition Mode Frequency (MHz) Antenna Conducted Power (dBm) Limit (dBm) Verdict NVNT BLE 1Mbps 2402 Ant1 -0.950 30 Pass NVNT BLE 1Mbps 2440 Ant1 -1.005 30 Pass NVNT BLE 1Mbps 2480 Ant1 -0.892 30 Pass NVNT BLE 2Mbps 2402 Ant1 -0.930 30 Pass NVNT BLE 2Mbps 2440 Ant1 -0.976 30 Pass NVNT BLE 2Mbps 2480 Ant1 -0.870 30 Pass Shenzhen Toby Technology Co., Ltd. Http://www.cotecna-toby.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202512-0327-2 Page: 8 of 39 FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Test Graphs Power NVNT BLE 1Mbps 2402MHz Ant1 Power NVNT BLE 1Mbps 2440MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.cotecna-toby.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202512-0327-2 Page: 9 of 39 FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Power NVNT BLE 1Mbps 2480MHz Ant1 Power NVNT BLE 2Mbps 2402MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.cotecna-toby.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202512-0327-2 Page: 10 of 39 FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Power NVNT BLE 2Mbps 2440MHz Ant1 Power NVNT BLE 2Mbps 2480MHz Ant1 Shenzhen Toby Technology Co., Ltd. Http://www.cotecna-toby.com Add：1/F.,Building 6, Rundongsheng Industrial Zone, Longzhu, Xixiang, Bao'an District, Shenzhen, Guangdong, China. Report No.: TBR-C-202512-0327-2 Page: 11 of 39 FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 3. -6dB Bandwidth Condition Mode Frequency (MHz) Antenna -6 dB Ban…

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FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Appendix V EUT Test Photographs Photo of Setup for Conducted Emission Photo of Setup for Radiated Emission (Below 1 GHz) FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 Photo of Setup for Radiated Emission (Above 1 GHz) Photo of Setup for RF Conducted FCC ID: 2BUUS-SB1062H TB-RF-073-3.1 -----END OF THE REPORT-----