2BPQU-BTCDBluetooth module for CD player

Shenzhen Hanjunren Technology Co., Ltd. 2.911 (d)(5)(i) Equipment Type Attestation v1.2 Section 2.911(d)(5)(i) Certification – EquipmentType Company name: Shenzhen Hanjunren Technology Co., Ltd. Address: Floor 5-502, Building D, Hedong Community, Hangcheng Industrial Zone, Taoyuan Community, Xixiang St., Bao'an Dist., Shenzhen, Guangdong, China Product Name: Bluetooth module for CD player FCC ID: 2BPQU-BTCD Model(s): SX-CD-BT 2.911(d)(5)(i) EquipmentType We, [Shenzhen Hanjunren Technology Co., Ltd.] (“the applicant”) certify that the equipment for which authorization is sought through certification is not: • Prohibited from receiving an equipment authorization pursuant to § 2.903; of the FCC rules. • Identified as an equipment type in the “Covered List” NOTE 1 Yours sincerely, Name: Pan Hong Date: 11/20/2025 Title and Company name: Manager / Shenzhen Hanjunren Technology Co., Ltd. NOTE 1 “Covered List ”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

Shenzhen Hanjunren Technology Co., Ltd. 2.911 (d)(5)(ii) Applicant Attestation v1.3 Section 2.911(d)(5)(ii) Certification – Applicant (Covered List ) Company name: Shenzhen Hanjunren Technology Co., Ltd. Address: Floor 5-502, Building D, Hedong Community, Hangcheng Industrial Zone, Taoyuan Community, Xixiang St., Bao'an Dist., Shenzhen, Guangdong, China Product Name: Bluetooth module for CD player FCC ID: 2BPQU-BTCD Model(s): SX-CD-BT 2.911(d)(5)(ii) Applicant filing We, [Shenzhen Hanjunren Technology Co., Ltd.] (“the applicant”) certify that, as of the date of the filing of the application, the applicant is not identified NOTE 1 on the “Covered List” NOTE 2 ,established pursuant to §1.50002 of this chapter,as an entity producing coveredcommunications equipment. Yours sincerely, Name: Pan Hong Date: 11/20/2025 Title and Company name: Manager / Shenzhen Hanjunren Technology Co., Ltd. NOTE 1 Delete option not applicable to this application. NOTE 2 “Covered List ”; is the List of Equipment and Services Covered By Section 2 of The Secure Networks Act, available at https://www.fcc.gov/supplychain/coveredlist References; 1) 986446 D01 Covered Equipment v01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

Shenzhen Hanjunren Technology Co., Ltd. Floor 5-502, Building D, Hedong Community, Hangcheng Industrial Zone, Taoyuan Community, Xixiang St., Bao'an Dist., Shenzhen, Guangdong, China Date: 2025-11-18 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2BPQU-BTCD FRN: 0037069309 US Agent – Attestation Statement / Part 2.911(d)(7) Shenzhen Hanjunren Technology Co., Ltd.certifies, that as of 2025-11-18, we have designated FCC US Agent, LLC to accept service of process on our behalf for FCC ID: 2BPQU-BTCD Shenzhen Hanjunren Technology Co., Ltd., accepts to maintain an agent of 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. FCC US Agent, LLC, accepts as of the date of the filing of this application, the obligation of being the designated agent for the purpose of accepting service of process on behalf of Shenzhen Hanjunren Technology Co., Ltd. for FCC ID: 2BPQU-BTCD. Designated Agent Information: Company Name: FCC US Agent, LLC FRN: 0033402884 Address: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA Contact Person: Tim Payne Phone: 708-571-3148 Email: [email protected] Sincerely, Company: Shenzhen Hanjunren Technology Co., Ltd. Designated Agent: FCC US Agent, LLC Company Representative: Pan Hong Designated Agent Representative: Tim Payne Signature: Signature:

Shenzhen Hanjunren Technology Co., Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2025/11/14 Subject; Request for Confidentiality FCC ID: 2BPQU-BTCD To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description SOFTWARE SECURITY REQUIREMENTS FOR U-NII DEVICES In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuantto KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: Pan Hong Title: Manager Email: [email protected]

Shenzhen Hanjunren Technology Co., Ltd. Letter of Authorization Company: Shenzhen Hanjunren Technology Co., Ltd. Address: Floor 5-502, Building D, Hedong Community, Hangcheng Industrial Zone, Taoyuan Community, Xixiang St., Bao'an Dist., Shenzhen, Guangdong, China Product Name: Bluetooth module for CD player Model Number: SX-CD-BT FCC Identifier: 2BPQU-BTCD We authorize MiCOM Labs Inc, 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the above named equipment. Any individual within MiCOM Labs is authorized to act on our behalf and take action on the application. We declare that MiCOM Labs Inc, 575 Boulder Court, Pleasanton, California 94566, USA, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Name: Pan Hong Date: 2025.11.14 Title: Manager Signature of applicant:

FCC ID: 2BPQU-BTCD RF EXPOSURE EVALUATION According to FCC 1.1310 and KDB 447498 D01 V06, The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency(RF) Radiation as specified in §1.1307(b) Limits for Maximum Permissible Exposure (MPE) MPE Calculation Method E (V/m) ＝ d G P * * 30 Power Density: Pd (W/m²) ＝ 377 2 E E ＝ Electric field (V/m) P ＝ Average RF output power (W) G ＝ EUT Antenna numeric gain (numeric) d ＝ Separation distance between radiator and human body (m) The formula can be changed to Pd ＝ 2 * 377 * * 30 D G P From the EUT RF output power, the minimum mobile separation distance, d=0.2m, as well as the gain of the used antenna, the RF power density can be obtained. Measurement Result BT: Operation Frequency: 2402-2480MHz, Power density limited: 1mW/ cm 2 Antenna Type: PCB Antenna Antenna :-0.58 dBi R=20cm mW=10^(dBm/10) conducted power Evaluation result (dBm) (mW) (dBi) Numeric 2402 2.14 3±1 4 2.512 -0.58 0.87 0.0004 2441 2.4 3±1 4 2.512 -0.58 0.87 0.0004 2480 2.46 3±1 4 2.512 -0.58 0.87 0.0004 2402 2.59 3±1 4 2.512 -0.58 0.87 0.0004 2441 2.9 3±1 4 2.512 -0.58 0.87 0.0004 2480 2.91 3±1 4 2.512 -0.58 0.87 0.0004 2402 2.75 3±1 4 2.512 -0.58 0.87 0.0004 2441 3.07 3±1 4 2.512 -0.58 0.87 0.0004 2480 3.14 3±1 4 2.512 -0.58 0.87 0.0004 Antenna Gain Channel Freq. (MHz) Max 8-DPSK GFSK (mW/cm2 ) modulation π/4- DQPSK Mode tune-up power Tune-up power (dBm) (dBm) BT BT BT Conclusion: For the max result : 0.0004≤ 1.0, SAR is not required. Signature: Date: 2025-11-28 NAME AND TITLE (Please print or type): Alex Li/Manager COMPANY (Please print or type): Shenzhen NTEK Testing Technology Co., Ltd./ No. 24 Xinfa East Road, Xiangshan Community, Xinqiao Street, Baoan District, Shenzhen, Guangdong, People's Republic of China

Inverted F Antenna Specification Summary ITEM ANT SPEC Model Name 2.4G ANT Horizontal Vertical 2400MHz 2400MHz2500MHz2400MHz2400MHz 2500MHz Center Frequency -1.26 -0.76 -0.58 -5.25 -2.46 -1.86 MAX. Gain -0.58dB Polarization Horizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance 50 Ohm Antenna Length 38.20mm Manufacture Ji'an Layered Peak Circuit Co., Ltd Antenna Photo & Length (mm) Manufacturer's address Building 8, Xintonglian Electronic Technology Industrial Park, Yunling Industrial Park, Suichuan County, Ji'an City, Jiangxi Province Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dB) Frequency (MHz) 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 Gain(dB) Frequency (MHz) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

Report No.: N25091105203E Version.1.3 Page 1 of 52 RADIO TEST REPORT FCC ID: 2BPQU-BTCD Product: Bluetooth module for CD player Trade Mark: N/A Model No.: SX-CD-BT Family Model: N/A Report No.: N25091105203E Issue Date: Oct. 15, 2025 Prepared for Shenzhen Hanjunren Technology Co., Ltd. Floor 5-502, Building D, Hedong Community, Hangcheng Industrial Zone, Taoyuan Community, Xixiang Street, Bao'an District, Shenzhen City, Guangdong Province Prepared by Shenzhen NTEK Testing Technology Co., Ltd. No. 24 Xinfa East Road, Xiangshan Community, Xinqiao Street, Baoan District, Shenzhen, Guangdong, People's Republic of China Tel. 0755-23200050 Website: http://www.ntek.org.cn Report No.: N25091105203E Version.1.3 Page 2 of 52 TABLE OF CONTENTS 1 TEST RESULT CERTIFICATION ...................................................................................................................... 3 2 SUMMARY OF TEST RESULTS ......................................................................................................................... 4 3 FACILITIES AND ACCREDITATIONS ............................................................................................................. 5 3.1 FACILITIES..................................................................................................................................................... 5 3.2 LABORATORY ACCREDITATIONS AND LISTINGS ................................................................................. 5 3.3 MEASUREMENT UNCERTAINTY ............................................................................................................... 5 4 GENERAL DESCRIPTION OF EUT .................................................................................................................. 6 5 DESCRIPTION OF TEST MODES ..................................................................................................................... 8 6 SETUP OF EQUIPMENT UNDER TEST ........................................................................................................... 9 6.1 BLOCK DIAGRAM CONFIGURATION OF TEST SYSTEM ....................................................................... 9 6.2 SUPPORT EQUIPMENT............................................................................................................................... 10 6.3 EQUIPMENTS LIST FOR ALL TEST ITEMS .............................................................................................. 11 7 TEST REQUIREMENTS .................................................................................................................................... 13 7.1 CONDUCTED EMISSIONS TEST ............................................................................................................... 13 7.2 RADIATED SPURIOUS EMISSION ............................................................................................................ 16 7.3 NUMBER OF HOPPING CHANNEL ........................................................................................................... 25 7.4 HOPPING CHANNEL SEPARATION MEASUREMENT ........................................................................... 26 7.5 AVERAGE TIME OF OCCUPANCY (DWELL TIME) ................................................................................ 27 7.6 20DB BANDWIDTH TEST .......................................................................................................................... 29 7.7 PEAK OUTPUT POWER .............................................................................................................................. 30 7.8 CONDUCTED BAND EDGE MEASUREMENT......................................................................................... 31 7.9 SPURIOUS RF CONDUCTED EMISSION .................................................................................................. 32 7.10 ANTENNA APPLICATION .......................................................................................................................... 33 7.11 FREQUENCY HOPPING SYSTEM (FHSS) EQUIPMENT REQUIREMENTS ......................................... 34 8 TEST RESULTS ................................................................................................................................................... 35 8.1 CONDUCTED OUTPUT POWER ......................................................................................................................... 35 8.2 99% BANDWIDTH ........................................................................................................................................... 37 8.3 20DB BANDWIDTH .......................................................................................................................................... 39 8.4 CARRIER FREQUENCIES SEPARATION .............................................................................................................. 41 8.5 CONDUCTED OUT OF BAND EMISSION ........................................................................................................... 43 8.6 DUTY CYCLE .................................................................................................................................................. 47 8.7 DWELL TIME ................................................................................................................................................... 49 8.8 NUMBER OF HOPPING CHANNEL .................................................................................................................... 52 Report No.: N25091105203E Version.1.3 Page 3 of 52 1 TEST RESULT CERTIFICATION Applicant’s name .........................: Shenzhen Hanjunren Technology Co., Ltd. Address ........................................: Floor 5-502, Building D, Hedong Community, Hangcheng Industrial Zone, Taoyuan Community, Xixiang Street, Bao'an District, Shenzhen City, Guangdong Province Manufacturer's Name ..................: Shenzhen Hanjunren Technology Co., Ltd. Address ....…

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