2BSTD-FB100reflex ball

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

Shenzhen Fitbos Sporting Goods Co., Ltd 604, No. 5, Xiangjiaotang Community, Xiangjiaotang Community, Bantian Street, Longgang District, Shenzhen, China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2025/11/25 U.S. Agent Designation Shenzhen Fitbos Sporting Goods Co., Ltd acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: 2BSTD-FB100): Name and company of U.S. agent: GLOCERTS TECHNOLOGY INC Physical U.S. address of agent: 19784 SUNKISSED RIDGE DR RIVERSIDE, CA 92507 United States FRN of U.S. agent: 0036339737 Email address of U.S. agent: [email protected] GLOCERTS TECHNOLOGY INC acknowledges their obligation to accept service of process on behalf of Shenzhen Fitbos Sporting Goods Co., Ltd Shenzhen Fitbos Sporting Goods Co., Ltd with the FRN [0037613858] accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. 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. Sincerely, Signature Qiaozhen Lu Manager Shenzhen Fitbos Sporting Goods Co., Ltd Signature Huiying Fan Director GLOCERTS TECHNOLOGY INC 48_[mo del] US_Agent_2.911(d)(7) - U, V0 5

FCC ID: 2BSTD-FB100 External Photos of the EUT FCC ID: 2BSTD-FB100 FCC ID: 2BSTD-FB100

Label and Location Size: L: 2.0cm*W: 1.0cm Label and Location FCC ID : 2BSTD-FB100

FCC ID: 2BSTD-FB100 Internal Photos of the EUT FCC ID: 2BSTD-FB100 FCC ID: 2BSTD-FB100 ANT

Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn RF Exposure evaluation Report Reference No. ..................... : FCC ID............................................. : CTA25101101502 2BSTD-FB100 Compiled by ( position+printed name+signature) . : File administrators Zoey Cao Supervised by ( position+printed name+signature) . : Project Engineer Ace Chai Approved by ( position+printed name+signature) . : RF Manager Eric Wang Date of issue .................................... : Oct. 15, 2025 Testing Laboratory Name .............. : Shenzhen CTA Testing Technology Co., Ltd. Address............................................ : Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao‘an District, Shenzhen, China Applicant’s name ............................ : Shenzhen Fitbos Sporting Goods Co., Ltd Address............................................ : 604, No. 5, Xiangjiaotang Community, Xiangjiaotang Community, Bantian Street, Longgang District, Shenzhen, China Standard ........................................... : 47CFR §1.1310 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Shenzhen CTA Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purpses as long as the Shenzhen CTA Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTA Testing Technology Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : reflex ball Trade Mark ........................................ Fitbos Manufacturer .................................... : Shenzhen Fitbos Sporting Goods Co., Ltd Model/Type reference ...................... : FB100 Listed Models ................................... : N/A Rating ............................................... : DC 3.7V From battery and DC 5.0V From external circuit Result ............................................... : PASS Report No.: CTA25101101502 Page 2 of 8 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn T E S T R E P O R T Equipment under Test : reflex ball Model /Type : FB100 Listed Models : N/A Applicant : Shenzhen Fitbos Sporting Goods Co., Ltd Address : 604, No. 5, Xiangjiaotang Community, Xiangjiaotang Community, Bantian Street, Longgang District, Shenzhen, China Manufacturer : Shenzhen Fitbos Sporting Goods Co., Ltd Address : 604, No. 5, Xiangjiaotang Community, Xiangjiaotang Community, Bantian Street, Longgang District, Shenzhen, China Test Result: PASS The 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. Report No.: CTA25101101502 Page 3 of 8 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn Contents 1 TEST STANDARDS ............................................................................................................ 4 2 SUMMARY .......................................................................................................................... 5 2.1 General Remarks ..................................................................................................... 5 2.2 Product Description ................................................................................................. 5 2.3 Special Accessories ................................................................................................. 5 2.4 Modifications ............................................................................................................ 5 3 TEST ENVIRONMENT ....................................................................................................... 6 3.1 Address of the test laboratory .................................................................................. 6 3.2 Test Facility .............................................................................................................. 6 3.3 Statement of the measurement uncertainty ............................................................. 6 4 Test limit .............................................................................................................................. 7 4.1 Requirement ............................................................................................................ 7 4.2 Conducted Power Results ....................................................................................... 7 4.3 Manufacturing tolerance .......................................................................................... 7 4.4 Evaluation Result ..................................................................................................... 8 4.5 Simultaneous Transmission for SAR Exclusion ...................................................... 8 5 Conclusion ........................................................................................................................... 8 Report No.: CTA25101101502 Page 4 of 8 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.ct…

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Antenna describe Antenna plate PCB antenna Model Name 2.4G ANT Center Frequency Horizontal Vertical 2400MHz 2400MHz 2500MHz 2400MHz 2400MHz 2500MHz -1.26 -0.76 -0.58 -5.25 -2.46 -1.86 MAX. Gain -0.58dBi Polarization Horizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance 50 Ohm Antenna Length 38.20mm Antenna Photo & Length (mm) Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Frequency (MHz) Gain(dBi) 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 Frequency (MHz) Gain(dBi) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432

Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao‘an District, Shenzhen, China Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn FCC PART 15 SUBPART C TEST REPORT FCC PART 15.247 Report Reference No. ...................: FCC ID. ......................................... : CTA25101101501 2BSTD-FB100 Compiled by ( position+printed name+signature) : File administrators Zoey Cao Supervised by ( position+printed name+signature) : Project Engineer Ace Chai Approved by ( position+printed name+signature) : RF Manager Eric Wang Date of issue ...................................: Oct. 15, 2025 Testing Laboratory Name .............: Shenzhen CTA Testing Technology Co., Ltd. Address ..........................................: Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao‘an District, Shenzhen, China Applicant’s name...........................: Shenzhen Fitbos Sporting Goods Co., Ltd Address ...........................................: 604, No. 5, Xiangjiaotang Community, Xiangjiaotang Community, Bantian Street, Longgang District, Shenzhen, China Test specification ......................... : Standard ..........................................: FCC Part 15.247 Shenzhen CTA Testing Technology Co., Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen CTA Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the material. Shenzhen CTA Testing Technology Co., Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Equipment description ................ : reflex ball Trade Mark ......................................: Fitbos Manufacturer ...................................: Shenzhen Fitbos Sporting Goods Co., Ltd Model/Type reference .....................: FB100 Listed Models ..................................: N/A Modulation ......................................: GFSK Frequency ........................................ From 2402MHz to 2480MHz Ratings ............................................: DC 3.7V From battery and DC 5.0V From external circuit Result ..............................................: PASS Report No.: CTA25101101501 Page 2 of 33 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn T E S T R E P O R T Equipment under Test : reflex ball Model /Type : FB100 Listed Models : N/A Applicant : Shenzhen Fitbos Sporting Goods Co., Ltd Address : 604, No. 5, Xiangjiaotang Community, Xiangjiaotang Community, Bantian Street, Longgang District, Shenzhen, China Manufacturer : Shenzhen Fitbos Sporting Goods Co., Ltd Address : 604, No. 5, Xiangjiaotang Community, Xiangjiaotang Community, Bantian Street, Longgang District, Shenzhen, China Test Result: PASS The 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. Report No.: CTA25101101501 Page 3 of 33 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Yibaolai Industrial Park, Qiaotou Community, Fuhai Street, Bao’an District, Shenzhen, China Tel:+86-755 2322 5875 E-mail:[email protected] Web:http://www.cta-test.cn Contents 1 TEST STANDARDS .......................................................................................................................................... 4 2 SUMMARY ........................................................................................................................................................ 5 2.1 General Remarks .................................................................................................................................... 5 2.2 Product Description* ................................................................................................................................ 5 2.3 Equipment Under Test ............................................................................................................................ 5 2.4 Short description of the Equipment under Test (EUT) ............................................................................ 5 2.5 EUT configuration .................................................................................................................................... 5 2.6 EUT operation mode ............................................................................................................................... 5 2.7 Block Diagram of Test Setup .................................................................................................................. 6 2.8 Related Submittal(s) / Grant (s) .............................................................................................................. 6 2.9 Modifications ........................................................................................................................................... 6 3 TEST ENVIRONMENT ...................................................................................................................................... 7 3.1 Address of the test laboratory ................................................................................................................. 7 3.2 Test Facility ............................................................................................................................................. 7 3.3 Environmental conditions .......................................................................................…

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1 FCC Appendix RF Test Data for BLE FCC ID : 2BSTD-FB100 Company : Shenzhen Fitbos Sporting Goods Co., Ltd EUT : reflex ball Model Number : FB100 Report No. : CTA25101101501 Reviewed By : Eric Wang 2 Appendix A: DTS Bandwidth Test Result TestMode Antenna Freq(MHz) DTS BW [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict BLE_1M Ant1 2402 0.656 2401.684 2402.340 0.5 PASS 2440 0.640 2439.696 2440.336 0.5 PASS 2480 0.652 2479.688 2480.340 0.5 PASS 3 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 4 5 Appendix B: Occupied Channel Bandwidth Test Result TestMode Antenna Freq(MHz) OCB [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict BLE_1M Ant1 2402 1.0039 2401.5167 2402.5206 --- --- 2440 1.0082 2439.5152 2440.5234 --- --- 2480 1.0065 2479.5156 2480.5221 --- --- 6 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 7 8 Appendix C: Maximum conducted output power Test Result Peak TestMode Antenna Freq(MHz) Conducted Peak Powert[dBm] Conducted Limit[dBm] Verdict BLE_1M Ant1 2402 0.20 ≤30 PASS 2440 -0.51 ≤30 PASS 2480 -0.77 ≤30 PASS 9 Appendix D: Maximum power spectral density Test Result TestMode Antenna Freq(MHz) Result[dBm/3kHz] Limit[dBm/3kHz] Verdict BLE_1M Ant1 2402 -15.43 ≤8.00 PASS 2440 -15.84 ≤8.00 PASS 2480 -16.24 ≤8.00 PASS 10 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 11 12 Appendix E: Band edge measurements Test Result TestMod e Antenn a ChNam e Freq(MHz ) RefLevel[dBm ] Result[dBm ] Limit[dBm ] Verdic t BLE_1M Ant1 Low 2402 -0.07 -50.91 ≤-20.07 PASS High 2480 -1.72 -53.05 ≤-21.72 PASS 13 Test Graphs BLE_1M_Ant1_Low_2402 BLE_1M_Ant1_High_2480 14 Appendix F: Conducted Spurious Emission Test Result TestMode Antenna Freq(MHz) FreqRange [MHz] RefLevel [dBm] Result[dBm] Limit[dBm] Verdict BLE_1M Ant1 2402 Reference 0.04 0.04 --- PASS 30~1000 0.04 -68.03 ≤-19.96 PASS 1000~26500 0.04 -42.61 ≤-19.96 PASS 2440 Reference -0.94 -0.94 --- PASS 30~1000 -0.94 -67.58 ≤-20.94 PASS 1000~26500 -0.94 -42.02 ≤-20.94 PASS 2480 Reference -2.24 -2.24 --- PASS 30~1000 -2.24 -67.93 ≤-22.24 PASS 1000~26500 -2.24 -42.28 ≤-22.24 PASS 15 Test Graphs BLE_1M_Ant1_2402_0~Reference BLE_1M_Ant1_2402_30~1000 BLE_1M_Ant1_2402_1000~26500 16 BLE_1M_Ant1_2440_0~Reference BLE_1M_Ant1_2440_30~1000 17 BLE_1M_Ant1_2440_1000~26500 BLE_1M_Ant1_2480_0~Reference BLE_1M_Ant1_2480_30~1000 18 BLE_1M_Ant1_2480_1000~26500 19 Appendix G: Duty Cycle Test Result TestMode Antenna Freq(MHz) ON Time [ms] Period [ms] X DC [%] xFactor Limit Verdict BLE_1M Ant1 2402 0.41 0.62 0.6613 66.13 1.80 --- --- 2440 0.41 0.62 0.6613 66.13 1.80 --- --- 2480 0.41 0.62 0.6613 66.13 1.80 --- --- 20 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 21

FCC ID: 2BSTD-FB100 Test Setup Photos of the EUT FCC ID: 2BSTD-FB100