2AX4YBC02Bone Conduction Sport Headphones

FCC Statement 1. 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. (2) This device must accept any interference received, including interference that may cause undesired operation. 2. 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. To comply with RF exposure requirements, a minimum separation distance of 20mm must be maintained between the userÿs body and the handset, including the antenna.

Shenzhen DOOGEE Hengtong Technology CO.,LTD * the applicant must designate a contact located in the United States for purposes of acting as the applicant’s agent for service of process, regardless of whether the applicant is a domestic or foreign entity. An applicant located in the United States may designate itself as the agent for service of process. SC6050290 U.S. Agent Designation for Service of Process - Certification Attestation Letter 5/19/2026 TO: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTN.: Reviewing Engineer FCC ID: 2AX4YBC02 FRN of applicant: 0032614604 Per section 2.911(d)(7) of the FCC rules, Shenzhen DOOGEE Hengtong Technology CO.,LTD FRN:0032614604(“the applicant”) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process: Company Name: Global Product Services and Consultation LLC FCC Registration Number (FRN): 0033406703 Physical U.S. Company Address: 328 W Palm Ave. Monrovia, CA91016 Contact Person: Michael Chan Tel: +1 626 366 4358 Agent Email Address: [email protected] The above contact person accepts the obligation for service of process. The applicant 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. Applicant Signed: Agent Signed (if different from Applicant): Signed: Printed name: Cheng Chang Title: Manager Company Name: Shenzhen DOOGEE Hengtong Technology CO.,LTD Signed: Printed name:Michael Chan Title: Technical Director Company Name: Global Product Services and Consultation LLC Date: 5/26/2026 Date: 5/19/2026

Shenzhen DOOGEE Hengtong Technology CO.,LTD Covered Equipment Certification Attestation Letter 5/19/2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID:2AX4YBC02 Shenzhen DOOGEE Hengtong Technology CO.,LTD (“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. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List , the applicant should include an explanation on why the equipment is not “covered” equipment. Shenzhen DOOGEE Hengtong Technology CO.,LTD (“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. Shenzhen DOOGEE Hengtong Technology CO.,LTD. (“the applicant”) certifies that the equipment for which authorization is sought does not include cybersecurity or anti- virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software pursuant to DA-24-886 and KDB 986446 D01 Covered Equipment Guidance section B(2a). Signed: Printed name:Cheng Chang Title: Manager Company Name:Shenzhen DOOGEE Hengtong Technology CO.,LTD Date: 5/19/2026

Shenzhen DOOGEE Hengtong Technology CO.,LTD Date: 2026-5-19 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorizeCompliance Testing, LLC.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). Sincerely, Dated this 2026-5-19 By: Cheng Chang SignaturePrinted Title: Manager On behalf of : Shenzhen DOOGEE Hengtong Technology CO.,LTD Telephone: 0755-27850209

Shenzhen DOOGEE Hengtong Technology CO.,LTD DATE:2026-5-19 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act asAgent On our behalf, I appoint Shenzhen Acote TechnologyCo., Ltd.; B1/F, Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community,Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China;Winner Zhang, to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, as specified by Nemko Canada Inc, still resides with Shenzhen DOOGEE Hengtong Technology CO.,LTD/ B, 2/F, Building A4, Silicon Valley Power Digital Industrial Park, No. 22, Dafu Industrial Zone, Guanlan Aobei Community, Guanlan Street, Longhua New District, Shenzhen, Guangdong China Dated this 2026-5-19 By: Cheng Chang Signature Printed Title: Manager On behalf of : Shenzhen DOOGEE Hengtong Technology CO.,LTD Telephone: 0755-27850209

Shenzhen DOOGEE Hengtong Technology CO.,LTD DATE :2026-5-19 Equipment Autorisation Division Federal Communications Commission 7345 Oakland Mills Road Columbia, MD 21046 FCC ID:2AX4YBC02 Product Name: Bone Conduction Sport Headphones Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commissions rules, we hereby request that the following documents be held confidential: • Schematics • Block diagram • Operation description • Tune up • BOM These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. Dated this 2026-5-19 By: Cheng Chang Signature Printed Title: Manager On behalf of : Shenzhen DOOGEE Hengtong Technology CO.,LTD Telephone: 0755-27850209

Declaration Letter We, Shenzhen DOOGEE Hengtong Technology CO.,LTD declared that our product Bone Conduction Sport Headphones item No.: BC07, BA01,BA02,BA03,BC03,BC04,BC05,BC06,BC08,BC02 were identical inside, the electrical circuit design, layout, components used and internal wiring, with only difference being model name。 Sincerely your Signature: Name/Title: Changcheng /CEO Tel. No.: 0755-82959965 E-Mail: [email protected] Company: Shenzhen DOOGEE Hengtong Technology CO.,LTD Date：8/5/2026

Project No.: ACT-RF-2604009 Shenzhen Acote Technology Co., Ltd. Page 1 of 4 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-030 Version A0 (20250714) EUT External Photos Project No.: ACT-RF-2604009 Shenzhen Acote Technology Co., Ltd. Page 2 of 4 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-030 Version A0 (20250714) Project No.: ACT-RF-2604009 Shenzhen Acote Technology Co., Ltd. Page 3 of 4 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-030 Version A0 (20250714) Project No.: ACT-RF-2604009 Shenzhen Acote Technology Co., Ltd. Page 4 of 4 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-030 Version A0 (20250714) ------END------

Project No.: ACT-RF-2604009 Shenzhen Acote Technology Co., Ltd. Page 1 of 7 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-031 Version A0 (20250714) EUT Internal Photos Project No.: ACT-RF-2604009 Shenzhen Acote Technology Co., Ltd. Page 2 of 7 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-031 Version A0 (20250714) Project No.: ACT-RF-2604009 Shenzhen Acote Technology Co., Ltd. Page 3 of 7 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-031 Version A0 (20250714) Project No.: ACT-RF-2604009 Shenzhen Acote Technology Co., Ltd. Page 4 of 7 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-031 Version A0 (20250714) Project No.: ACT-RF-2604009 Shenzhen Acote Technology Co., Ltd. Page 5 of 7 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-031 Version A0 (20250714) Project No.: ACT-RF-2604009 Shenzhen Acote Technology Co., Ltd. Page 6 of 7 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-031 Version A0 (20250714) Project No.: ACT-RF-2604009 Shenzhen Acote Technology Co., Ltd. Page 7 of 7 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-031 Version A0 (20250714) ------END------ ANT

Report No.: ACT-RF-260400903 This document cannot be reproduced except in full, without prior written approval of the Company. Any unauthorized alteration, forgery or falsification of the content or appearance of this document is unlawful and offenders may be prosecuted to the fullest extent of the law. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested and such sample(s) are retained for 90 days only. Cover Page RF Exposure Evaluation Report Applicant: Shenzhen DOOGEE Hengtong Technology CO., LTD Address of Applicant: B, 2/F, Building A4, Silicon Valley Power Digital Industrial Park, No. 22, Dafu Industrial Zone, Guanlan Aobei Community, Guanlan Street, Longhua New District, Shenzhen, Guangdong China Product Name: Bone Conduction Sport Headphones Model No.: BC07 (More models are listed in Section 2.2) Brand Name: DOOGEE FCC ID: 2AX4YBC02 Test Standards: KDB 447498 D04 Interim General RF Exposure Guidance v01 Date of Sample Receipt: Apr. 22, 2026 Date of Test: Apr. 23 to May 20, 2026 Date of Report Issue: May 21, 2026 Prepared By: Shenzhen Acote Technology Co., Ltd. Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Winner Zhang / Manager Approved by Aron Wu / Senior Engineer Reviewed by Report No.: ACT-RF-260400903 Shenzhen Acote Technology Co., Ltd. Page 2 of 8 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-055 Version A0 (20250714) Report Revision History Rev. Issue Date Description V00 May 21, 2026 Initial Release Report No.: ACT-RF-260400903 Shenzhen Acote Technology Co., Ltd. Page 3 of 8 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-055 Version A0 (20250714) Table of Contents Cover Page ............................................................................................................................. 1 Report Revision History ........................................................................................................ 2 Table of Contents .................................................................................................................. 3 1 Laboratory Introduction .................................................................................................. 4 Laboratory Location ................................................................................................................................... 4 Laboratory Facility ..................................................................................................................................... 4 Announcement .......................................................................................................................................... 4 Disclaimer .................................................................................................................................................. 4 2 Equipment Under Test Information ................................................................................ 5 Application Information .............................................................................................................................. 5 Product Information ................................................................................................................................... 5 EUT Technical Parameters ....................................................................................................................... 5 3 Test Information ............................................................................................................... 6 Test Methodology ...................................................................................................................................... 6 Additions to, Deviations, or Exclusions from the Method .......................................................................... 6 Test Mode ................................................................................................................................................. 6 Worst-case ................................................................................................................................................ 6 4 Technical requirements specification ............................................................................ 7 Limits ......................................................................................................................................................... 7 Result ........................................................................................................................................................ 7 Conclusion ................................................................................................................................................. 7 Report No.: ACT-RF-260400903 Shenzhen Acote Technology Co., Ltd. Page 4 of 8 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-055 Version A0 (20250714) 1 Laboratory Introduction Laboratory Location Company Name: Shenzhen Acote Technology Co., Ltd. Address of Laboratory: Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China. 101, F1, building 15, zhongda 365, Xincheng Road No.9, Songshanhu, Dongguan, Guangdong, China. Website: www.acotelabs.com Email: [email protected] Tel.: +86-0755-2788 9963 Laboratory Facility Our company’s laboratory facilities have received accreditation, c…

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Report No.: ACT-RF-260400901 Shenzhen Acote Technology Co., Ltd. Page 1 of 54 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-001 Version A0 (20250714) Test Data Appendix For BT Report No.: ACT-RF-260400901 Shenzhen Acote Technology Co., Ltd. Page 2 of 54 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-001 Version A0 (20250714) Table of Contents Table of Contents .............................................................................................................................................................................................. 2 -20dB Bandwidth ............................................................................................................................................................................................... 3 Maximum Peak Conducted Output Power...................................................................................................................................................... 9 Carrier Frequencies Separation .................................................................................................................................................................... 15 Number of Hopping Channel ......................................................................................................................................................................... 18 Dwell Time ....................................................................................................................................................................................................... 21 Band Edge ....................................................................................................................................................................................................... 31 Band Edge(Hopping) ...................................................................................................................................................................................... 38 Conducted RF Spurious Emission ................................................................................................................................................................ 45 Report No.: ACT-RF-260400901 Shenzhen Acote Technology Co., Ltd. Page 3 of 54 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-001 Version A0 (20250714) -20dB Bandwidth Mode Frequency (MHz) -20 dB Bandwidth (MHz) Limit -20 dB Bandwidth (MHz) Verdict 1-DH5 2402 0.9409 N/A Pass 2441 0.9666 N/A Pass 2480 0.946 N/A Pass 2-DH5 2402 1.27 N/A Pass 2441 1.275 N/A Pass 2480 1.177 N/A Pass 3-DH5 2402 1.176 N/A Pass 2441 1.189 N/A Pass 2480 1.258 N/A Pass Report No.: ACT-RF-260400901 Shenzhen Acote Technology Co., Ltd. Page 4 of 54 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-001 Version A0 (20250714) Test Graphs -20dB Bandwidth 1-DH5 2402MHz -20dB Bandwidth 1-DH5 2441MHz Report No.: ACT-RF-260400901 Shenzhen Acote Technology Co., Ltd. Page 5 of 54 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-001 Version A0 (20250714) -20dB Bandwidth 1-DH5 2480MHz -20dB Bandwidth 2-DH5 2402MHz Report No.: ACT-RF-260400901 Shenzhen Acote Technology Co., Ltd. Page 6 of 54 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-001 Version A0 (20250714) -20dB Bandwidth 2-DH5 2441MHz -20dB Bandwidth 2-DH5 2480MHz Report No.: ACT-RF-260400901 Shenzhen Acote Technology Co., Ltd. Page 7 of 54 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-001 Version A0 (20250714) -20dB Bandwidth 3-DH5 2402MHz -20dB Bandwidth 3-DH5 2441MHz Report No.: ACT-RF-260400901 Shenzhen Acote Technology Co., Ltd. Page 8 of 54 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-001 Version A0 (20250714) -20dB Bandwidth 3-DH5 2480MHz Report No.: ACT-RF-260400901 Shenzhen Acote Technology Co., Ltd. Page 9 of 54 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-001 Version A0 (20250714) Maximum Peak Conducted Output Power Mode Frequency (MHz) Conducted Power (dBm) Limit Conducted(dBm) Verdict 1-DH5 2402 -0.80 30 Pass 2441 -0.29 30 Pass 2480 -0.56 30 Pass 2-DH5 2402 -0.78 30 Pass 2441 -0.27 30 Pass 2480 -0.61 30 Pass 3-DH5 2402 -0.73 30 Pass 2441 -0.26 30 Pass 2480 -0.50 30 Pass Report No.: ACT-RF-260400901 Shenzhen Acote Technology Co., Ltd. Page 10 of 54 Project No.: ACT-RF-2604009 Room 719, Excellence Times Building, No. 27, Xinqiao 3rd Road, Xinqiao Community, Xinqiao Street, Bao'an District, Shenzhen, Guangdong Province, China Report Template No.: ACT-4-FM-RF-001 Version A0 (20250714) Test Graphs Peak Power 1-DH5 2402MHz Peak Power 1-DH5 2441MHz Report No.: ACT-RF-26040…

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深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification DOCUMENT YF2012H1P2G45 REV. NO. A PAGE 1 OF 12 2.0X1.2X0.5 (mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification 1. Product Number (1)Product Type Chip Antenna (2)Size Code 2.0x1.2x0.5mm (3)Type Code H1 (4)Packing Paper &Reel (5)Frequency 2.45GHz YF 2012 H1 P 2 G 45 1 2 3 4 5 6 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification DOCUMENT YF2012H1P2G45 REV. NO. A PAGE 2 OF 12 2. Features *Stable and reliable in performances *Low temperature coefficient of frequency *Low profile, compact size *RoHS compliance *SMT processes compatible 3. Applications *Bluetooth earphone systems *Hand-held devices when WiFi /Bluetooth functions are needed, e.g., Smart phone. *IEEE802.11 b/g/n *ZigBee *Wireless PCMCIA cards or USB dongle 4. Description Yingfeng chip antenna series are specially designed for WiFi/Bluetooth applications. Based on yingfeng proprietary design and processes, this chip antenna has excellent stability and sensitivity to consistently provide high signal reception efficiency. 5. Electrical Specifications (80 x 40 mm 2 ground plane) 5-1. Electrical Table Characteristics Specifications Unit Outline Dimensions 2.0x1.2x0.5 mm Working Frequency 2400~2500 MHz VSWR 2 Max. Impedance 50  Polarization Linear Polarization Gain Peak 2.5 (typical) dBi Efficiency 75 (typical) % 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification DOCUMENT YF2012H1P2G45 REV. NO. A PAGE 3 OF 12 5-2. Return Loss & VSWR Return Loss (S 11 ) VSWR(S 11 ) 6. Antenna Dimensions & Test Board (unit: mm) a. Antenna Dimensions 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification DOCUMENT YF2012H1P2G45 REV. NO. A PAGE 4 OF 12 b. Test Board with Antenna 80 40 Unit: mm 7. Radiation Pattern (80 x 40 mm 2 ground plane) 7-1. 3D Gain Pattern @ 2442 MHz Z X Y 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification DOCUMENT YF2012H1P2G45 REV. NO. A PAGE 5 OF 12 7-2. 3D Efficiency Table Frequency( MHz) 2400 2410 2420 2430 2442 2450 2460 2470 2480 2490 2500 Efficiency (dB) -1.4 -1.0 -0.9 -0.7 -0.7 -0.8 -0.9 -1.1 -1.2 -1.3 -1.4 Efficiency (%) 72.8 73.7 74.3 74.4 75.5 75.0 74.0 73.6 73.1 72.6 71.5 Gain (dBi) 2.1 2.2 2.3 2.4 2.5 2.5 2.4 1.8 1.7 1.6 1.4 7-3. 3D Efficiency vs. Frequency Y X Y X X Y Z 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification DOCUMENT YF2012H1P2G45 REV. NO. A PAGE 6 OF 12 8. Layout Guide a. Solder Land Pattern: Land pattern for soldering (gray marking areas) is as shown below. Depending on Customer’s requirement, matching circuit as shown below is also recommended. Top View Efficiency vs. Frequency 50 60 70 80 90 100 24002410242024302442245024602470248024902500 Frequency(MHz) Efficiency(%) 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification DOCUMENT YF2012H1P2G45 REV. NO. A PAGE 7 OF 12 Bottom View Unit： mm 9. Frequency tuning a. Chip antenna tuning scenario： Matching circuit Feed 4. Fine tuning elemet 1 2 3 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification DOCUMENT YF2012H1P2G45 REV. NO. A PAGE 8 OF 12 b. Matching circuit：(Center frequency is about 2442 MHz @ 80 x 40 mm 2 ground plane) System Matching Circuit Component Location Description Vendor Toleranc e 1 1.2 pF* Murata (0402) ±0.1 pF 2 10PF* Murata(0402) ±0.5 PF 3 N/A* - - Fine tuning element 4 10 pF* Murata (0402) ±0.1 pF *Typical reference values which may need to be changed when circuit boards or part vendors are different. c. Fine tuning element vs. Center frequency 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification DOCUMENT YF2012H1P2G45 REV. NO. A PAGE 9 OF 12 10. Soldering Conditions a. Typical Soldering Profile for Lead-free Process Time 60-180s 60-150s 20- Pre- 150-200° 217°C 260° Temperature (°C) 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification DOCUMENT YF2012H1P2G45 REV. NO. A PAGE 10 OF 12 11. Packing (1) Quantity/Reel: 5000 pcs/Reel (2) Plastic tape: 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGFENG ANTENNA TECHNOLOGYCO.,LTD Prepared by : JIEXI Designed by : Jason Checked by : Jason Approved by：MR.FANG TITLE：2.0 x 1.2 x 0.5(mm) WiFi/Bluetooth Ceramic Chip Antenna (YF2012H1) Engineering Specification DOCUMENT YF2012H1P2G45 REV. NO. A PAGE 11 OF 12 深圳市迎丰天线技术有限公司 SHEN ZHEN YINGF…

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Report No.: ACT-RF-260400901 This document cannot be reproduced except in full, without prior written approval of the Company. A…

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