2A48I-RM03Walking machine

1. Antenna Description: Antenna type PCB antenna Model RM03 Frequency range 2400-2500MHz Manufacturer Ningbo Jiufeng Electrical Appliance Co., Ltd. Address No.268 Binhai road, Binhai New Area, FengHua economic development zone, Ningbo, Zhejiang, China ANT Peak Gain 0.76 dBi 2. Antenna Photo: Length: 13.20mm Width: 6.43mm 3. Test Equipment & Conditions 3.1 Test instrument VSWR is tested using Agilent E5071B connected to a hand mechanism, and the status is free space. 3.2 Test environment and methods 4．Antenna Radiation Pattern 2400MHz 2450MHz 2500MHz

FCC ID:2A48I-RM03 Test Setup Photos of the EUT FCC ID:2A48I-RM03

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. ......................................... : CTA26032701201 2A48I-RM03 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 ...................................: Apr. 03, 2026 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...........................: Ningbo Jiufeng Electrical Appliance Co., Ltd. Address ...........................................: No.268 Binhai road, Binhai New Area, FengHua economic development zone, Ningbo, Zhejiang, 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 ................ : Walking machine Trade Mark ......................................: N/A Manufacturer ...................................: Ningbo Jiufeng Electrical Appliance Co., Ltd. Model/Type reference .....................: RM03 Listed Models ..................................: JF-W-38A-1, JF-W-36A, AMA006074 Modulation ......................................: GFSK Frequency .......................................: From 2402MHz to 2480MHz Ratings ............................................: Input: 110-120V~, 60Hz Result ..............................................: PASS Report No.: CTA26032701201 Page 2 of 34 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 : Walking machine Model /Type : RM03 Listed Models : JF-W-38A-1, JF-W-36A, AMA006074 Model difference : The PCB board, circuit, structure and internal of these models are the same, Only model number and colour is different for these model. Applicant : Ningbo Jiufeng Electrical Appliance Co., Ltd. Address : No.268 Binhai road, Binhai New Area, FengHua economic development zone, Ningbo, Zhejiang, China Manufacturer : Ningbo Jiufeng Electrical Appliance Co., Ltd. Address : No.268 Binhai road, Binhai New Area, FengHua economic development zone, Ningbo, Zhejiang, 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.: CTA26032701201 Page 3 of 34 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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Ningbo Jiufeng Electrical Appliance Co., Ltd. No.268 Binhai road, Binhai New Area, FengHua economic development zone, Ningbo, Zhejiang, China Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 2026/04/07 U.S. Agent Designation Ningbo Jiufeng Electrical Appliance 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: 2A48I-RM03): 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 Phone of U.S. agent: (626) 588-8039 Email address of U.S. agent: [email protected] GLOCERTS TECHNOLOGY INC acknowledges their obligation to accept service of process on behalf of Ningbo Jiufeng Electrical Appliance Co., Ltd. with the FRN [0032035305] 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. An expiration date for this letter does not exist. Sincerely, Signature JIANBING TIAN QA Manager Ningbo Jiufeng Electrical Appliance Co., Ltd. Signature Huiying Fan Director GLOCERTS TECHNOLOGY INC 48_[mo del] US_Agent_2.911(d)(7) - U, V0 5

1 FCC Appendix RF Test Data for BLE FCC ID : 2A48I-RM03 Company : Ningbo Jiufeng Electrical Appliance Co., Ltd. EUT : Walking machine Model Number : RM03 Report No. : CTA26032701201 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 0.636 2401.696 2402.332 0.5 PASS 2440 0.644 2439.692 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 1.0095 2401.5162 2402.5257 --- --- 2440 1.0078 2439.5166 2440.5244 --- --- 2480 1.0065 2479.5185 2480.5250 --- --- 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 0.24 ≤30 PASS 2440 -0.06 ≤30 PASS 2480 -0.11 ≤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 -16.08 ≤8.00 PASS 2440 -15.60 ≤8.00 PASS 2480 -15.78 ≤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 0.23 -53.31 ≤-19.77 PASS High 2480 -0.12 -51.99 ≤-20.12 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 -0.98 -0.98 --- PASS 30~1000 -0.98 -68.06 ≤-20.98 PASS 1000~26500 -0.98 -40.92 ≤-20.98 PASS 2440 Reference -0.69 -0.69 --- PASS 30~1000 -0.69 -66.79 ≤-20.69 PASS 1000~26500 -0.69 -44.51 ≤-20.69 PASS 2480 Reference -1.55 -1.55 --- PASS 30~1000 -1.55 -67.94 ≤-21.55 PASS 1000~26500 -1.55 -43.36 ≤-21.55 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 0.42 0.63 0.6667 66.67 1.76 --- --- 20 Test Graphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 21 22 Appendix H: Emissions in Restricted Bands Test Result TestMode Antenna ChName Freq(MHz) Detector Freq [MHz] Result [dBm] Gain [dB] DC Factor [dB] Result [dBuV/m] Limit [dBuV/m] Verdict BLE_1M Ant1 Low 2402 AV 2310.000 -59.58 2.00 1.80 39.42 ≤54 PASS AV 2367.830 -58.4 2.00 1.80 40.60 ≤54 PASS AV 2390.000 -59.2 2.00 1.80 39.80 ≤54 PASS Peak 2310.000 -52.24 2.00 0.00 44.96 ≤74 PASS Peak 2357.960 -48.14 2.00 0.00 49.06 ≤74 PASS Peak 2390.000 -49.74 2.00 0.00 47.46 ≤74 PASS High 2480 AV 2483.500 -57.4 2.00 1.76 41.56 ≤54 PASS AV 2484.080 -56.85 2.00 1.76 42.11 ≤54 PASS AV 2500.000 -58.84 2.00 1.76 40.12 ≤54 PASS Peak 2483.500 -48.17 2.00 0.00 49.03 ≤74 PASS Peak 2484.640 -43.5 2.00 0.00 53.70 ≤74 PASS Peak 2500.000 -51.56 2.00 0.00 45.64 ≤74 PASS Note： 1. The limit in dBm for average detector is conversion from 54dBuV/m, according to 15.209(a). The limit in dBm for peak detector is 20dB above the limit of average detector in dBm. 23 Test Graphs BLE_1M_Ant1_Low_2402_AV BLE_1M_Ant1_Low_2402_Peak BLE_1M_Ant1_High_2480_AV 24 BLE_1M_Ant1_High_2480_Peak

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. ........................................... : CTA26032701202 2A48I-RM03 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 .................................... : Apr. 03, 2026 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 ........................... : Ningbo Jiufeng Electrical Appliance Co., Ltd. Address ........................................... : No.268 Binhai road, Binhai New Area, FengHua economic development zone, Ningbo, Zhejiang, 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 ..................... : Walking machine Trade Mark ....................................... : N/A Manufacturer .................................... : Ningbo Jiufeng Electrical Appliance Co., Ltd. Model/Type reference ...................... : RM03 Listed Models ................................... : JF-W-38A-1, JF-W-36A, AMA006074 Rating ............................................... : Input: 110-120V~, 60Hz Result ............................................... : PASS Report No.: CTA26032701202 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 : Walking machine Model /Type : RM03 Listed Models : JF-W-38A-1, JF-W-36A, AMA006074 Model difference : The PCB board, circuit, structure and internal of these models are the same, Only model number and colour is different for these model. Applicant : Ningbo Jiufeng Electrical Appliance Co., Ltd. Address : No.268 Binhai road, Binhai New Area, FengHua economic development zone, Ningbo, Zhejiang, China Manufacturer : Ningbo Jiufeng Electrical Appliance Co., Ltd. Address : No.268 Binhai road, Binhai New Area, FengHua economic development zone, Ningbo, Zhejiang, 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.: CTA26032701202 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.: CTA26032701202 Page 4 of 8 Shenzhen CTA Testing Technology Co., Ltd. Room 106, Building 1, Y…

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FCC ID:2A48I-RM03 Internal Photos of the EUT FCC ID:2A48I-RM03 FCC ID:2A48I-RM03 BLE ANT

Label and Location Size: L: 4.0cm*W: 3.0cm Label and Location FCC ID : 2A48I-RM03

FCC ID:2A48I-RM03 External Photos of the EUT FCC ID:2A48I-RM03 FCC ID:2A48I-RM03