2AZOV-RBO725BRaycon Fitness Open Earbuds

Rev 1/26/2023 Raycon Inc. 1115 Broadway, Suite 12, New York, NY 10010, United States Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2026/6/10 Ref: Attestation Statements Part 2.911(d)(7) Filing FCC ID: 2AZOV-RBO725B Applicant FRN: 0030830723 [Raycon Inc.] certifies that, as of the date of the filing of the application, [Raycon Inc.] is our designated U.S. agent for service of process for the above referenced FCC ID. [Raycon Inc.] accepts to maintain an agent 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. [Raycon Inc.] accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Company Name: Raycon Inc. FRN: 0030830723 Address: 1115 Broadway, Suite 12, New York, NY 10010, United States Contact Person: Fiona Zhong Phone: +86-755-86706106 Email: [email protected] Sincerely, [Raycon Inc.] [Raycon Inc.] [Fiona Zhong] Fiona Zhong

(Raycon Inc.) (2026/4/24) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(i) request for (FCC ID: 2AZOV-RBO725B) [Raycon Inc.] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. We also certify that, as of the date of the filing of the application, the equipment does not utilize cyber-security or anti-virus software from Kaspersky Lab, Inc, or any of its successors and assignees, which is also on the “covered list”. Sincerely, (Applicant signature) (Applicant printed name) Fiona Zhong (Raycon Inc.) (2026/4/24) Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Attestation Statements Part 2.911(d)(5)(ii) request for (FCC ID: 2AZOV-RBO725B) [Raycon Inc.] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, (Applicant signature) (Applicant printed name) Fiona Zhong

Raycon Inc. 2026/6/10 Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230 USA RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Client’s signature: Client’s name / title : Fiona Zhong / Manager Contact information / address: 1115 Broadway, Suite 12, New York, NY 10010, United States

Raycon Inc. 2026/6/10 Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230 USA RE: CONFIDENTIALITY REQUEST FOR EUT NAME: Raycon Fitness Open Earbuds Trademark: N/A MODEL: RBO725B FCC ID: 2AZOV-RBO725B To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the - Block Diagram - Schematics - Operational Description required to be submitted with this application be permanently withheld from public review. The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. Please contact me if there is any information you may need. Sincerely, Client’s signature: Client’s name / title : Fiona Zhong / Manager Contact information / address: 1115 Broadway, Suite 12, New York, NY 10010, United States

EFGX26010509-IE-01-External Photos 1 / 9 External Photos Model Name: RBO725B EFGX26010509-IE-01-External Photos 2 / 9 EFGX26010509-IE-01-External Photos 3 / 9 L EFGX26010509-IE-01-External Photos 4 / 9 EFGX26010509-IE-01-External Photos 5 / 9 EFGX26010509-IE-01-External Photos 6 / 9 R EFGX26010509-IE-01-External Photos 7 / 9 EFGX26010509-IE-01-External Photos 8 / 9 EFGX26010509-IE-01-External Photos 9 / 9

Location： Because the size of the headphones is too small to accommodate the entire label, the label is placed inside the manual and on the charging case. Label In user manual: In charging base

EFGX26010509-IE-01-Internal Photos 1 / 7 Internal Photos Model Name: RBO725B EFGX26010509-IE-01-Internal Photos 2 / 7 Left Antenna EFGX26010509-IE-01-Internal Photos 3 / 7 EFGX26010509-IE-01-Internal Photos 4 / 7 EFGX26010509-IE-01-Internal Photos 5 / 7 Right Antenna EFGX26010509-IE-01-Internal Photos 6 / 7 EFGX26010509-IE-01-Internal Photos 7 / 7

Radio frequency radiation exposure evaluation: portable devices RESULT : Pass Test Specification Test item : Raycon Fitness Open Earbuds Identification / Type No. : RBO725B FCC ID : 2AZOV-RBO725B Test standard : CFR47 FCC Part 2: Section 2.1093 FCC KDB Publication 447498 D04 Calculation Method according to KDB 447498 D04 and f is in GHz, d is the separation distance (cm), and ERP20cm is per Formula (B.1). The example values shown in Table B.2 are for illustration only. FCC Measurement Record: Test Mode Conducted Power (dBm) Conducted Power (mW) Minimum Separation Distances (mm) Limit (mW) BLE 2.91 1.95 5 2.72 BR+EDR 1.36 1.36 5 2.72

EFGX26010509-IE-01-E02 Appendix 1 / 97 Appendix A: 20dB Emission Bandwidth-Left Test Result TestMode Antenna Frequency[MHz] 20db EBW[MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict DH5 Ant1 2402 0.957 2401.535 2402.492 --- --- DH5 Ant1 2441 0.957 2440.535 2441.492 --- --- DH5 Ant1 2480 0.954 2479.538 2480.492 --- --- 2DH5 Ant1 2402 1.236 2401.373 2402.609 --- --- 2DH5 Ant1 2441 1.251 2440.373 2441.624 --- --- 2DH5 Ant1 2480 1.233 2479.376 2480.609 --- --- 3DH5 Ant1 2402 1.206 2401.406 2402.612 --- --- 3DH5 Ant1 2441 1.239 2440.373 2441.612 --- --- 3DH5 Ant1 2480 1.194 2479.412 2480.606 --- --- EFGX26010509-IE-01-E02 Appendix 2 / 97 Test Graphs DH5-Ant1-2402 DH5-Ant1-2441 DH5-Ant1-2480 EFGX26010509-IE-01-E02 Appendix 3 / 97 2DH5-Ant1-2402 2DH5-Ant1-2441 2DH5-Ant1-2480 EFGX26010509-IE-01-E02 Appendix 4 / 97 3DH5-Ant1-2402 3DH5-Ant1-2441 3DH5-Ant1-2480 EFGX26010509-IE-01-E02 Appendix 5 / 97 Appendix B: Occupied Channel Bandwidth-Left Test Result TestMode Antenna Frequency[MHz] OCB [MHz] FL[MHz] FH[MHz] Limit[MHz] Verdict DH5 Ant1 2402 0.89816 2401.5542 2402.4524 --- --- DH5 Ant1 2441 0.89558 2440.5567 2441.4522 --- --- DH5 Ant1 2480 0.88065 2479.5636 2480.4443 --- --- 2DH5 Ant1 2402 1.1597 2401.4174 2402.5771 --- --- 2DH5 Ant1 2441 1.1586 2440.4181 2441.5767 --- --- 2DH5 Ant1 2480 1.1459 2479.4229 2480.5688 --- --- 3DH5 Ant1 2402 1.1491 2401.4262 2402.5753 --- --- 3DH5 Ant1 2441 1.1463 2440.4271 2441.5734 --- --- 3DH5 Ant1 2480 1.1373 2479.4317 2480.5690 --- --- EFGX26010509-IE-01-E02 Appendix 6 / 97 Test Graphs DH5-Ant1-2402 DH5-Ant1-2441 DH5-Ant1-2480 EFGX26010509-IE-01-E02 Appendix 7 / 97 2DH5-Ant1-2402 2DH5-Ant1-2441 2DH5-Ant1-2480 EFGX26010509-IE-01-E02 Appendix 8 / 97 3DH5-Ant1-2402 3DH5-Ant1-2441 3DH5-Ant1-2480 EFGX26010509-IE-01-E02 Appendix 9 / 97 Appendix C: Maximum conducted output power Test Result Peak- Left Test Mode Antenna Frequency[MHz] Conducted Peak Powert[dBm] Conducted Limit[dBm] Verdict DH5 Ant1 2402 1.28 ≤30 PASS DH5 Ant1 2441 0.70 ≤30 PASS DH5 Ant1 2480 0.69 ≤30 PASS 2DH5 Ant1 2402 1.07 ≤30 PASS 2DH5 Ant1 2441 0.50 ≤30 PASS 2DH5 Ant1 2480 0.60 ≤30 PASS 3DH5 Ant1 2402 1.36 ≤30 PASS 3DH5 Ant1 2441 0.87 ≤30 PASS 3DH5 Ant1 2480 0.77 ≤30 PASS EFGX26010509-IE-01-E02 Appendix 10 / 97 Test Graphs DH5-Ant1-2402-PASS DH5-Ant1-2441-PASS DH5-Ant1-2480-PASS EFGX26010509-IE-01-E02 Appendix 11 / 97 2DH5-Ant1-2402-PASS 2DH5-Ant1-2441-PASS 2DH5-Ant1-2480-PASS EFGX26010509-IE-01-E02 Appendix 12 / 97 3DH5-Ant1-2402-PASS 3DH5-Ant1-2441-PASS 3DH5-Ant1-2480-PASS EFGX26010509-IE-01-E02 Appendix 13 / 97 Test Result Peak- Right Test Mode Antenna Frequency[MHz] Conducted Peak Powert[dBm] Conducted Limit[dBm] Verdict DH5 Ant1 2402 -1.08 ≤30 PASS DH5 Ant1 2441 -1.62 ≤30 PASS DH5 Ant1 2480 -1.47 ≤30 PASS 2DH5 Ant1 2402 -1.17 ≤30 PASS 2DH5 Ant1 2441 -1.55 ≤30 PASS 2DH5 Ant1 2480 -1.64 ≤30 PASS 3DH5 Ant1 2402 -0.94 ≤30 PASS 3DH5 Ant1 2441 -1.54 ≤30 PASS 3DH5 Ant1 2480 -1.45 ≤30 PASS EFGX26010509-IE-01-E02 Appendix 14 / 97 Test Graphs DH5-Ant1-2402-PASS DH5-Ant1-2441-PASS DH5-Ant1-2480-PASS EFGX26010509-IE-01-E02 Appendix 15 / 97 2DH5-Ant1-2402-PASS 2DH5-Ant1-2441-PASS 2DH5-Ant1-2480-PASS EFGX26010509-IE-01-E02 Appendix 16 / 97 3DH5-Ant1-2402-PASS 3DH5-Ant1-2441-PASS EFGX26010509-IE-01-E02 Appendix 17 / 97 Appendix D: Carrier frequency separation-Left Test Result TestMode Antenna Frequency[MHz] Result[MHz] Limit[MHz] Verdict DH5 Ant1 Hop 0.99 ≥0.957 PASS 2DH5 Ant1 Hop 1.022 ≥0.834 PASS 3DH5 Ant1 Hop 0.99 ≥0.826 PASS EFGX26010509-IE-01-E02 Appendix 18 / 97 Test Graphs DH5-Ant1-Hop-PASS 2DH5-Ant1-Hop-PASS 3DH5-Ant1-Hop-PASS EFGX26010509-IE-01-E02 Appendix 19 / 97 Appendix E: Time of occupancy-Left Test Result TestMode Antenna Frequency[MHz] BurstWidth [ms] TotalHops [Num] Result[s] Limit[s] Verdict DH1 Ant1 Hop 0.371 320 0.119 ≤0.4 PASS DH3 Ant1 Hop 1.619 160 0.259 ≤0.4 PASS DH5 Ant1 Hop 2.866 106.67 0.306 ≤0.4 PASS 2DH1 Ant1 Hop 0.379 320 0.121 ≤0.4 PASS 2DH3 Ant1 Hop 1.631 160 0.261 ≤0.4 PASS 2DH5 Ant1 Hop 2.879 106.67 0.307 ≤0.4 PASS 3DH1 Ant1 Hop 0.379 320 0.121 ≤0.4 PASS 3DH3 Ant1 Hop 1.629 160 0.261 ≤0.4 PASS 3DH5 Ant1 Hop 2.880 106.67 0.307 ≤0.4 PASS EFGX26010509-IE-01-E02 Appendix 20 / 97 Test Graphs DH1-Ant1-Hop-PASS DH3-Ant1-Hop-PASS DH5-Ant1-Hop-PASS EFGX26010509-IE-01-E02 Appendix 21 / 97 2DH1-Ant1-Hop-PASS 2DH3-Ant1-Hop-PASS 2DH5-Ant1-Hop-PASS EFGX26010509-IE-01-E02 Appendix 22 / 97 3DH1-Ant1-Hop-PASS 3DH3-Ant1-Hop-PASS 3DH5-Ant1-Hop-PASS EFGX26010509-IE-01-E02 Appendix 23 / 97 Appendix F: Number of hopping channels-Left Test Result TestMode Antenna Frequency[MHz] Result[Num] Limit[Num] Verdict DH5 Ant1 Hop 79 ≥15 PASS 2DH5 Ant1 Hop 79 ≥15 PASS 3DH5 Ant1 Hop 79 ≥15 PASS EFGX26010509-IE-01-E02 Appendix 24 / 97 Test Graphs DH5-Ant1-Hop-PASS 2DH5-Ant1-Hop-PASS 3DH5-Ant1-Hop-PASS EFGX26010509-IE-01-E02 Appendix 25 / 97 Appendix G: Band edge measurements-Left Test Result TestMode Antenna ChName Frequency[MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5 Ant1 Low 2402 0.64 -46.58 ≤-19.36 PASS DH5 Ant1 High 2480 0.08 -47.04 ≤-19.92 PASS DH5 Ant1 Low Hop_2402 0.21 -47.05 ≤-19.79 PASS DH5 Ant1 High Hop_2480 0.71 -47.02 ≤-19.29 PASS 2DH5 Ant1 Low 2402 0.63 -46.79 ≤-19.37 PASS 2DH5 Ant1 High 2480 0.10 -47.14 ≤-19.9 PASS 2DH5 Ant1 Low Hop_2402 0.30 -46.43 ≤-19.7 PASS 2DH5 Ant1 High Hop_2480 0.19 -46.14 ≤-19.81 PASS 3DH5 Ant1 Low 2402 0.70 -47.05 ≤-19.3 PASS 3DH5 Ant1 High 2480 0.10 -46.42 ≤-19.9 PASS 3DH5 Ant1 Low Hop_2402 0.42 -46.87 ≤-19.58 PASS 3DH5 Ant1 High Hop_2480 -1.35 -47.06 ≤-21.35 PASS

EFGX26010509-IE-01-E02 Appendix 26 / 97 Test Graphs DH5-Ant1-2402-PASS DH5-Ant1-2480-PASS DH5-Ant1-Hop_2402-PASS EFGX26010509-IE-01-E02 Appendix 27 / 97 DH5-Ant1-Hop_2480-PASS 2DH5-Ant1-2402-PASS 2DH5-Ant1-2480-PASS EFGX26010509-IE-01-E02 Appendix 28 / 97 2DH5-Ant1-Hop_2402-PASS 2DH5-Ant1-Hop_2480-PASS 3DH5-Ant1-2402-PASS EFGX26010509-IE-01-E02 Appendix 29 / 97 3DH5-Ant1-2480-PASS 3DH5-Ant1-Hop_2402-PASS 3DH5-Ant1-Hop_2480-PASS EFGX26010509-IE-01-E02 Appendix 30 / 97 Appendix H: Conducted Spurious Emission-Left Test Result TestMode Antenna Frequency[MHz] FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5 Ant1 2402 0~Reference 0.68 0.68 --- PASS DH5 Ant1 2402 30~1000 0.68 -57.93 ≤-19.32 PASS DH5 Ant1 2402 1000~26500 0.68 -50 ≤-19.32 PASS DH5 Ant1 2441 0~Reference 0.09 0.09 --- PASS DH5 Ant1 2441 30~1000 0.09 -58.24 ≤-19.91 PASS DH5 Ant1 2441 1000~26500 0.09 -50.45 ≤-19.91 PASS DH5 Ant1 2480 0~Reference 0.07 0.07 --- PASS DH5 Ant1 2480 30~1000 0.07 -58.42 ≤-19.93 PASS DH5 Ant1 2480 1000~26500 0.07 -50.19 ≤-19.93 PASS 2DH5 Ant1 2402 0~Reference 0.04 0.04 --- PASS 2DH5 Ant1 2402 30~1000 0.04 -58.24 ≤-19.96 PASS 2DH5 Ant1 2402 1000~26500 0.04 -50.19 ≤-19.96 PASS 2DH5 Ant1 2441 0~Reference -0.12 -0.12 --- PASS 2DH5 Ant1 2441 30~1000 -0.12 -58.47 ≤-20.12 PASS 2DH5 Ant1 2441 1000~26500 -0.12 -50.86 ≤-20.12 PASS 2DH5 Ant1 2480 0~Reference -0.07 -0.07 --- PASS 2DH5 Ant1 2480 30~1000 -0.07 -58.11 ≤-20.07 PASS 2DH5 Ant1 2480 1000~26500 -0.07 -50.22 ≤-20.07 PASS 3DH5 Ant1 2402 0~Reference 0.68 0.68 --- PASS 3DH5 Ant1 2402 30~1000 0.68 -57.96 ≤-19.32 PASS 3DH5 Ant1 2402 1000~26500 0.68 -50.67 ≤-19.32 PASS 3DH5 Ant1 2441 0~Reference 0.11 0.11 --- PASS 3DH5 Ant1 2441 30~1000 0.11 -57.91 ≤-19.89 PASS 3DH5 Ant1 2441 1000~26500 0.11 -50.22 ≤-19.89 PASS 3DH5 Ant1 2480 0~Reference 0.11 0.11 --- PASS 3DH5 Ant1 2480 30~1000 0.11 -58.66 ≤-19.89 PASS 3DH5 Ant1 2480 1000~26500 0.11 -50.88 ≤-19.89 PASS EFGX26010509-IE-01-E02 Appendix 31 / 97 Test Graphs DH5-Ant1-2402-0~Reference-PASS DH5-Ant1-2402-30~1000-PASS DH5-Ant1-2402-1000~26500-PASS EFGX26010509-IE-01-E02 Appendix 32 / 97 DH5-Ant1-2441-0~Reference-PASS DH5-Ant1-2441-30~1000-PASS DH5-Ant1-2441-1000~26500-PASS EFGX26010509-IE-01-E02 Appendix 33 / 97 DH5-Ant1-2480-0~Reference-PASS DH5-Ant1-2480-30~1000-PASS DH5-Ant1-2480-1000~26500-PASS EFGX26010509-IE-01-E02 Appendix 34 / 97 2DH5-Ant1-2402-0~Reference-PASS 2DH5-Ant1-2402-30~1000-PASS 2DH5-Ant1-2402-1000~26500-PASS EFGX26010509-IE-01-E02 Appendix 35 / 97 2DH5-Ant1-2441-0~Reference-PASS 2DH5-Ant1-2441-30~1000-PASS 2DH5-Ant1-2441-1000~26500-PASS EFGX26010509-IE-01-E02 Appendix 36 / 97 2DH5-Ant1-2480-0~Reference-PASS 2DH5-Ant1-2480-30~1000-PASS 2DH5-Ant1-2480-1000~26500-PASS EFGX26010509-IE-01-E02 Appendix 37 / 97 3DH5-Ant1-2402-0~Reference-PASS 3DH5-Ant1-2402-30~1000-PASS 3DH5-Ant1-2402-1000~26500-PASS EFGX26010509-IE-01-E02 Appendix 38 / 97 3DH5-Ant1-2441-0~Reference-PASS 3DH5-Ant1-2441-30~1000-PASS 3DH5-Ant1-2441-1000~26500-PASS EFGX26010509-IE-01-E02 Appendix 39 / 97 3DH5-Ant1-2480-0~Reference-PASS 3DH5-Ant1-2480-30~1000-PASS 3DH5-Ant1-2480-1000~26500-PASS EFGX26010509-IE-01-E02 Appendix 40 / 97 Appendix I: Duty Cycle-Left Test Result TestMode Antenn a Frequency[ MHz] ON Time [ms] Period [ms] Duty Cycle [%] DH5 Ant1 2402 2.87 3.75 76.53 DH5 Ant1 2441 2.87 3.75 76.53 DH5 Ant1 2480 2.86 3.75 76.27 2DH5 Ant1 2402 2.89 3.75 77.07 2DH5 Ant1 2441 2.89 3.75 77.07 2DH5 Ant1 2480 2.88 3.75 76.80 3DH5 Ant1 2402 2.89 3.75 77.07 3DH5 Ant1 2441 2.88 3.75 76.80 3DH5 Ant1 2480 2.89 3.75 77.07 EFGX26010509-IE-01-E02 Appendix 41 / 97 Test Graphs NTNV-DH5-Ant1-2402 NTNV-DH5-Ant1-2441 NTNV-DH5-Ant1-2480 EFGX26010509-IE-01-E02 Appendix 42 / 97 NTNV-2DH5-Ant1-2402 NTNV-2DH5-Ant1-2441 NTNV-2DH5-Ant1-2480 EFGX26010509-IE-01-E02 Appendix 43 / 97 NTNV-3DH5-Ant1-2402 NTNV-3DH5-Ant1-2441 NTNV-3DH5-Ant1-2480 EFGX26010509-IE-01-E02 Appendix 44 / 97 Appendix J: Emissions in Restricted Bands- Left Test Result Mode: DH5-2402 Final Data List NO. Frequency [MHz] Factor [dB] PK Reading [dBμV/ m] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Reading [dBμV/ m] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 2310.0000 4.67 37.36 42.03 74.00 31.97 35.39 40.06 54.00 13.94 150 262 Horizontal PASS 2 2326.0600 4.86 38.98 43.84 74.00 30.16 37.39 42.25 54.00 11.75 150 131 Horizontal PASS 3 2347.0700 4.94 39.36 44.30 74.00 29.70 36.66 41.60 54.00 12.40 150 259 Horizontal PASS 4 2363.3500 4.92 38.77 43.69 74.00 30.31 37.43 42.35 54.00 11.65 150 277 Horizontal PASS 5 2381.7200 5.03 39.51 44.54 74.00 29.46 35.75 40.78 54.00 13.22 150 112 Horizontal PASS 6 2390.0000 4.95 37.8 42.75 74.00 31.25 35.75 40.70 54.00 13.30 150 250 Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level

EFGX26010509-IE-01-E02 Appendix 45 / 97 Final Data List NO. Frequency [MHz] Factor [dB] PK Reading [dBμV/ m] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Reading [dBμV/ m] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 2310.0000 4.67 36.26 40.93 74.00 33.07 34.35 39.02 54.00 14.98 150 288 Vertical PASS 2 2326.6100 4.87 38.66 43.53 74.00 30.47 34.99 39.86 54.00 14.14 150 42 Vertical PASS 3 2343.3300 4.93 37.87 42.80 74.00 31.20 35.78 40.71 54.00 13.29 150 290 Vertical PASS 4 2355.5400 4.97 38.64 43.61 74.00 30.39 36.45 41.42 54.00 12.58 150 51 Vertical PASS 5 2375.8900 5.03 39.48 44.51 74.00 29.49 36.39 41.42 54.00 12.58 150 334 Vertical PASS 6 2390.0000 4.95 38.05 43.00 74.00 31.00 36.06 41.01 54.00 12.99 150 352 Vertical PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26010509-IE-01-E02 Appendix 46 / 97 Mode: DH5-2480 Final Data List NO. Frequency [MHz] Factor [dB] PK Reading [dBμV/ m] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Reading [dBμV/ m] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 2483.5000 5.46 42.4 47.86 74.00 26.14 42.26 47.72 54.00 6.28 150 44 Horizontal PASS 2 2487.2742 5.52 40.41 45.93 74.00 28.07 40.29 45.81 54.00 8.19 150 29 Horizontal PASS 3 2489.1527 5.56 39.18 44.74 74.00 29.26 39.02 44.58 54.00 9.42 150 275 Horizontal PASS 4 2491.9105 5.56 40.18 45.74 74.00 28.26 40.07 45.63 54.00 8.37 150 356 Horizontal PASS 5 2494.3325 5.58 39.27 44.85 74.00 29.15 39.10 44.68 54.00 9.32 150 29 Horizontal PASS 6 2500.0000 5.50 37.48 42.98 74.00 31.02 36.99 42.49 54.00 11.51 150 198 Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26010509-IE-01-E02 Appendix 47 / 97 Final Data List NO. Frequency [MHz] Factor [dB] PK Reading [dBμV/ m] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Reading [dBμV/ m] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 2483.5000 5.46 41.03 46.49 74.00 27.51 40.60 46.06 54.00 7.94 150 115 Vertical PASS 2 2487.4341 5.51 39.59 45.10 74.00 28.90 39.50 45.01 54.00 8.99 150 150 Vertical PASS 3 2491.1431 5.55 39.71 45.26 74.00 28.74 39.65 45.20 54.00 8.80 150 0 Vertical PASS 4 2495.1879 5.56 39.3 44.86 74.00 29.14 39.19 44.75 54.00 9.25 150 0 Vertical PASS 5 2498.2334 5.56 39.44 45.00 74.00 29.00 39.26 44.82 54.00 9.18 150 13 Vertical PASS 6 2500.0000 5.50 37.48 42.98 74.00 31.02 37.22 42.72 54.00 11.28 150 184 Vertical PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26010509-IE-01-E02 Appendix 48 / 97 Mode: 2DH5-2402 Final Data List NO. Frequency [MHz] Factor [dB] PK Reading [dBμV/ m] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Reading [dBμV/ m] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 2310.0000 4.67 37.91 42.58 74.00 31.42 36.08 40.75 54.00 13.25 150 292 Horizontal PASS 2 2326.2800 4.87 39.89 44.76 74.00 29.24 37.89 42.76 54.00 11.24 150 114 Horizontal PASS 3 2344.3200 4.97 39.07 44.04 74.00 29.96 37.08 42.05 54.00 11.95 150 278 Horizontal PASS 4 2358.9500 4.96 39.83 44.79 74.00 29.21 37.81 42.77 54.00 11.23 150 255 Horizontal PASS 5 2375.4500 5.02 39.61 44.63 74.00 29.37 38.09 43.11 54.00 10.89 150 59 Horizontal PASS 6 2390.0000 4.95 37.35 42.30 74.00 31.70 35.54 40.49 54.00 13.51 150 198 Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26010509-IE-01-E02 Appendix 49 / 97 Final Data List NO. Frequency [MHz] Factor [dB] PK Reading [dBμV/ m] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Reading [dBμV/ m] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 2310.0000 4.67 37.95 42.62 74.00 31.38 35.41 40.08 54.00 13.92 150 238 Vertical PASS 2 2320.5600 4.92 40 44.92 74.00 29.08 36.57 41.49 54.00 12.51 150 329 Vertical PASS 3 2340.2500 4.85 38.83 43.68 74.00 30.32 35.20 40.05 54.00 13.95 150 162 Vertical PASS 4 2357.9600 4.95 38.5 43.45 74.00 30.55 36.69 41.64 54.00 12.36 150 336 Vertical PASS 5 2370.2800 5.04 39.06 44.10 74.00 29.90 36.41 41.45 54.00 12.55 150 159 Vertical PASS 6 2390.0000 4.95 38.73 43.68 74.00 30.32 36.76 41.71 54.00 12.29 150 183 Vertical PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26010509-IE-01-E02 Appendix 50 / 97 Mode: 2DH5-2480 Final Data List NO. Frequency [MHz] Factor [dB] PK Reading [dBμV/ m] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Reading [dBμV/ m] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 2483.5000 5.46 42.97 48.43 74.00 25.57 42.58 48.04 54.00 5.96 150 43 Horizontal PASS 2 2487.1623 5.53 39.78 45.31 74.00 28.69 39.68 45.21 54.00 8.79 150 55 Horizontal PASS 3 2490.1519 5.57 39.28 44.85 74.00 29.15 39.17 44.74 54.00 9.26 150 334 Horizontal PASS 4 2492.2542 5.56 39.07 44.63 74.00 29.37 38.93 44.49 54.00 9.51 150 32 Horizontal PASS 5 2495.4277 5.56 38.95 44.51 74.00 29.49 38.84 44.40 54.00 9.60 150 180 Horizontal PASS 6 2500.0000 5.50 38.62 44.12 74.00 29.88 38.49 43.99 54.00 10.01 150 16 Horizontal PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26010509-IE-01-E02 Appendix 51 / 97 Final Data List NO. Frequency [MHz] Factor [dB] PK Reading [dBμV/ m] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Reading [dBμV/ m] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 2483.5000 5.46 38.22 43.68 74.00 30.32 37.61 43.07 54.00 10.93 150 20 Vertical PASS 2 2486.4428 5.50 38.47 43.97 74.00 30.03 38.34 43.84 54.00 10.16 150 140 Vertical PASS 3 2490.8553 5.55 39.32 44.87 74.00 29.13 39.24 44.79 54.00 9.21 150 320 Vertical PASS 4 2493.5891 5.59 39.17 44.76 74.00 29.24 39.00 44.59 54.00 9.41 150 130 Vertical PASS 5 2496.8825 5.59 38.67 44.26 74.00 29.74 38.56 44.15 54.00 9.85 150 310 Vertical PASS 6 2500.0000 5.50 35.89 41.39 74.00 32.61 35.72 41.22 54.00 12.78 150 50 Vertical PASS Note:(1)Level=Reading+Factor (2)Margin=Limit-Level EFGX26010509-IE-01-E02 Appendix 52 / 97 Mode: 3DH5…

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EFGX26010509-IE-01-E02 Appendix 82 / 97 Mode: DH5-2480 Note:(1)Level=Reading+Factor (2)Margin=Limit-Level Final Data List NO. Freq. [MHz] Factor [dB] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 18229.6115 -4.97 45.05 74.00 28.95 43.45 54.00 10.55 100 270 Horizontal PASS 2 19318.5159 -4.07 44.73 74.00 29.27 42.88 54.00 11.12 100 290 Horizontal PASS 3 19827.7914 -3.36 47.77 74.00 26.23 46.41 54.00 7.59 100 32 Horizontal PASS 4 21249.5625 -1.64 45.70 74.00 28.30 44.84 54.00 9.16 100 229 Horizontal PASS 5 22542.5271 -0.37 46.04 74.00 27.96 44.89 54.00 9.11 100 346 Horizontal PASS 6 23782.9891 2.62 48.39 74.00 25.61 47.10 54.00 6.90 100 330 Horizontal PASS EFGX26010509-IE-01-E02 Appendix 83 / 97 Note:(1)Level=Reading+Factor (2)Margin=Limit-Level Final Data List NO. Freq. [MHz] Factor [dB] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 18333.2167 -4.91 45.54 74.00 28.46 42.98 54.00 11.02 100 344 Vertical PASS 2 19827.7914 -3.36 48.23 74.00 25.77 47.54 54.00 6.46 100 233 Vertical PASS 3 20753.5877 -1.98 46.57 74.00 27.43 45.45 54.00 8.55 100 354 Vertical PASS 4 21721.0361 -1.70 45.36 74.00 28.64 44.46 54.00 9.54 100 318 Vertical PASS 5 22715.0858 0.06 46.88 74.00 27.12 45.40 54.00 8.60 100 45 Vertical PASS 6 23877.4939 2.85 49.80 74.00 24.20 48.73 54.00 5.27 100 156 Vertical PASS EFGX26010509-IE-01-E02 Appendix 84 / 97 Mode: 2DH5-2402 Note:(1)Level=Reading+Factor (2)Margin=Limit-Level Final Data List NO. Freq. [MHz] Factor [dB] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 18684.9842 -4.70 45.57 74.00 28.43 44.00 54.00 10.00 100 161 Horizontal PASS 2 19413.3707 -3.94 46.29 74.00 27.71 45.20 54.00 8.80 100 52 Horizontal PASS 3 20459.5730 -2.42 46.49 74.00 27.51 45.70 54.00 8.30 100 31 Horizontal PASS 4 21272.3136 -1.65 44.99 74.00 29.01 41.67 54.00 12.33 100 137 Horizontal PASS 5 22522.5761 -0.42 45.42 74.00 28.58 44.22 54.00 9.78 100 20 Horizontal PASS 6 24074.5537 3.10 49.61 74.00 24.39 46.77 54.00 7.23 100 3 Horizontal PASS EFGX26010509-IE-01-E02 Appendix 85 / 97 Note:(1)Level=Reading+Factor (2)Margin=Limit-Level Final Data List NO. Freq. [MHz] Factor [dB] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 18404.9702 -4.87 45.01 74.00 28.99 43.16 54.00 10.84 100 95 Vertical PASS 2 19345.8173 -4.03 45.03 74.00 28.97 43.76 54.00 10.24 100 315 Vertical PASS 3 19827.7914 -3.36 46.85 74.00 27.15 46.47 54.00 7.53 100 264 Vertical PASS 4 21174.3087 -1.63 46.23 74.00 27.77 45.23 54.00 8.77 100 168 Vertical PASS 5 22076.3038 -1.55 44.83 74.00 29.17 43.61 54.00 10.39 100 259 Vertical PASS 6 24073.8537 3.10 49.13 74.00 24.87 47.47 54.00 6.53 100 117 Vertical PASS EFGX26010509-IE-01-E02 Appendix 86 / 97 Mode: 2DH5-2441 Note:(1)Level=Reading+Factor (2)Margin=Limit-Level Final Data List NO. Freq. [MHz] Factor [dB] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 18252.3626 -4.96 44.20 74.00 29.80 42.91 54.00 11.09 100 312 Horizontal PASS 2 19421.7711 -3.93 45.23 74.00 28.77 44.64 54.00 9.36 100 135 Horizontal PASS 3 19827.7914 -3.36 47.73 74.00 26.27 46.77 54.00 7.23 100 36 Horizontal PASS 4 20702.1351 -2.06 45.82 74.00 28.18 43.86 54.00 10.14 100 159 Horizontal PASS 5 22282.4641 -1.03 45.66 74.00 28.34 43.51 54.00 10.49 100 175 Horizontal PASS 6 24150.1575 3.05 49.40 74.00 24.60 47.74 54.00 6.26 100 50 Horizontal PASS EFGX26010509-IE-01-E02 Appendix 87 / 97 Note:(1)Level=Reading+Factor (2)Margin=Limit-Level Final Data List NO. Freq. [MHz] Factor [dB] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 18148.0574 -5.02 45.46 74.00 28.54 44.02 54.00 9.98 100 319 Vertical PASS 2 19191.1096 -4.24 45.03 74.00 28.97 43.79 54.00 10.21 100 282 Vertical PASS 3 19827.7914 -3.36 48.22 74.00 25.78 46.80 54.00 7.20 100 40 Vertical PASS 4 21526.4263 -1.68 45.52 74.00 28.48 43.41 54.00 10.59 100 329 Vertical PASS 5 23024.8512 0.84 46.95 74.00 27.05 44.87 54.00 9.13 100 101 Vertical PASS 6 24170.1085 3.05 49.59 74.00 24.41 48.42 54.00 5.58 100 15 Vertical PASS EFGX26010509-IE-01-E02 Appendix 88 / 97 Mode: 2DH5-2480 Note:(1)Level=Reading+Factor (2)Margin=Limit-Level Final Data List NO. Freq. [MHz] Factor [dB] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 18436.8218 -4.85 44.67 74.00 29.33 43.43 54.00 10.57 100 132 Horizontal PASS 2 19017.8509 -4.49 45.05 74.00 28.95 43.95 54.00 10.05 100 231 Horizontal PASS 3 19827.7914 -3.36 48.85 74.00 25.15 48.01 54.00 5.99 100 342 Horizontal PASS 4 20815.8908 -1.89 46.01 74.00 27.99 45.03 54.00 8.97 100 337 Horizontal PASS 5 21584.1792 -1.69 45.25 74.00 28.75 43.47 54.00 10.53 100 54 Horizontal PASS 6 23979.3490 3.09 50.24 74.00 23.76 49.27 54.00 4.73 100 250 Horizontal PASS EFGX26010509-IE-01-E02 Appendix 89 / 97 Note:(1)Level=Reading+Factor (2)Margin=Limit-Level Final Data List NO. Freq. [MHz] Factor [dB] PK Value [dBμV/m] PK Limit [dBμV/m] PK Margin [dB] AV Value [dBμV/m] AV Limit [dBμV/m] AV Margin [dB] Height [cm] Angle [°] Polarity Verdict 1 18262.8631 -4.95 44.71 74.00 29.29 44.24 54.00 9.76 100 336 Vertical PASS 2 19362.6181 -4.00 46.16 74.00 27.84 44.76 54.00 9.24 100 61 Vertical PASS 3 20141.0571 -2.91 45.30 74.00 28.70 43.94 54.00 10.06 100 252 Vertical PASS 4 21369.6185 -1.66 45.58 74.00 28.42 43.85 54.00 10.15 100 56 Vertical PASS 5 22891.1446 0.50 46.92 74.00 27.08 45.49 54.00 8.51 100 319 Vertical PASS 6 24257.9629 3.00 49.42 74.00 24.58 48.01 54.00 5.99 100 241 Vertical PASS EFGX26010509-IE-01-E02 Appendix 90 / 97 M…

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EUROFINS ELECTRICAL TESTING SERVICE (SHENZHEN) CO., LTD. RADIO TEST - REPORT FCC Compliance Test Report for Product name: Raycon Fitness Open Earbuds Model name: RBO725B FCC ID: 2AZOV-RBO725B Test Report Number: EFGX26010509-IE-01-E02 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Phone: +86-0755-829118671 Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8 Fax: +86-0755-82910749 Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Page 1 of 26 1 General Information 3 1.1 Notes 3 1.2 Testing laboratory 4 1.3 Details of applicant 4 1.4 Details of manufacturer 4 1.5 Application details 5 1.6 Test item 5 1.7 Test standards 6 2 Technical test 7 2.1 Summary of test results 7 2.2 Test environment 7 2.3 Measurement uncertainty 7 2.4 Test mode 8 2.5 Test equipment utilized 9 2.6 Auxiliary equipment used during test 10 2.7 Test software information: 10 2.8 Test setup- 11 2.9 Test results 13 3 Technical Requirement 14 3.1 Conducted emission AC power port 14 3.2 Duty cycle 15 3.3 20dB Occupied bandwidth 16 3.4 99% Occupied Bandwidth 17 3.5 Carrier frequency separation 18 3.6 Number of hopping frequencies 19 3.7 Time of occupancy (dwell time) 20 3.8 Peak Output Power 21 3.9 Conducted Band-edge & Spurious Emissions 22 3.10 Radiated emissions for transmitter 23 3.11 Hopping sequence requirement 25 4 Test Setup Photos 26 5 External Photo 26 6 Internal Photos 26 7 Appendix 26 Test Report No.: EFGX26010509-IE-01-E02 Eurofins Electrical Testing Service (Shenzhen) Co., Ltd. Room 20 of 2/F., 1/F., Building 2, Spring Block & Room 102, Building 8, Autumn Block, Meishenghuigu Innovation Park, No.83, Dabao Road, Bao’an District, Shenzhen, Guangdong, China Page 3 of 26 1 General Information 1.1 Notes The results of this test report relate exclusively to the item tested as specified in chapter “Description of t…

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