FCC ID: 2A5TA-I39 Bluetooth headset

FCC Caution:

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

-- Reorient or relocate the receiving antenna.

-- Increase the separation between the equipment and receiver.

-- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

-- Consult the dealer or an experienced radio/TV technician for help. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

USA MEIHUA TRADING INCLETTER OF ATTESTATION TO:

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA MEIHUA TRADING INC for Service of Process:

Company Name: USA MEIHUA TRADING INC FRN: 0033406166 Contact Name: Harley Quinn Address: 5379 Pine Valley Ct Boulder CO 80301 United States Telephone No: 1-312-363-9424 Email: meihua-trading-inc@foxmail.com Applicant:

Company name:Shenzhen Zhengyun Technology Co., LTD Product Description:Bluetooth headset Grantee code:2A5TA FCC ID:2A5TA-I39 FRN:0032132292 Contact Name:Wei Zeng Zeng Email:285748074@qq.com Address:Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen China

[Shenzhen Zhengyun Technology Co., LTD] certifies that, as of the date of this filing of the application with the TCB, [USA MEIHUA TRADING INC] is our designated US agent for service of process for the above referenced FCC ID. [Shenzhen Zhengyun Technology Co., LTD]

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 equipment. [USA MEIHUA TRADING INC] accepts, as of the date of the filing of the application, the obligation of the designated US agent for service of process for the above reference FCC ID. The USA MEIHUA TRADING INC for Service of Process is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause 2.911. The Applicant is aware of and agrees to comply with the requirements outlined in the FCC Equipment Authorization Program, Report and Order FCC 22-84, and clause 2.911. This Agreement is valid for permanment. Date: 4/08/2024 Applicants Name: Wei Zeng Zeng Title:General Manager Signature US Agents Name:

Title:

Signature 1/1

Confidentiality Request Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Paragraphs 0.457 and 0.459 of the Commissions Rules (47 C.F.R.) and Section 552(b)(4) of the Freedom of Information Act, we request confidentiality for the documentation of the following products:

FCC ID 2A5TA-I39 Model name i39, i01, i02, i03, i06, i07, i08, i09, i10, i11, i12, i13, i15, i16, i17, i18, i19, i20, i21, i22, i23, i24, i25, i26, i27, i28, i29, i30, i31, i32, i33, i34, i35, i36, i31pro, i37, i38, i40, i41, i42, i43, i45, i46, i47, i48, i49, i50, i51, i52, i53, i54, i55, i56, i57, i58, i59, i60, i61, i62, i63, i65, i66, i67, i68. i69, i70, i71, i72, i73, i74, i75, i76, i77, i78, i79, i80, i81, i82, i83, i85, i86, i88, i011, i100, i211, i611, b800, b900, b3, b3pro, b5, b8, b9, Air 8, air 6, OWS1, B1, E7S, H20, X7, S03, A10, V99, M30, M21, M15, M16, M17, M20, M25, M26, M28, M33, M36, M28, M18, M13, M15, M68, M58, M88, M78, S-1265, S16, AM-2301, JQS4402, V8, HY-3317, K50, D01, D57 For the products listed above, we request permanent confidentiality for all applicable exhibits as there are:

the Operational Description the Block Diagram the Schematics the Parts Lists the Tune Up Information The above listed exhibits contain trade secrets and proprietary information that could be of benefit to our competitors. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2024-04-08 Signature Date Printed Name of Signee / Title: Wei Zeng Zeng / General Manager Company: Shenzhen Zhengyun Technology Co., LTD Address: Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen, China Phone: +86-13728924286 Fax: N/A Email: 285748074@qq.com

Covered Equipment Identification Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(5)(ii) of the Commissions Rules (47 C.F.R.) we attest as follows:

We, applicant Company Name: Shenzhen HKLS Technology Co., Ltd Address:

516 Xiwan Building, No. 15 Jinhai Road, Yantian Community, Xixiang Street, Bao'an District, Shenzhen, China Phone: +86-13824388902 certify 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. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2024-04-08 Signature Date Printed Name of Signee / Title: Wei Zeng Zeng / General Manager Company: Shenzhen Zhengyun Technology Co., LTD Address: Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen, China Phone: +86-13728924286 Fax: N/A Email: 285748074@qq.com

Covered Equipment Attestation Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(5)(i)-(ii) of the Commissions Rules (47 C.F.R.) we attest as follows for the product listed below:

FCC ID 2A5TA-I39 We, applicant Model name i39, i01, i02, i03, i06, i07, i08, i09, i10, i11, i12, i13, i15, i16, i17, i18, i19, i20, i21, i22, i23, i24, i25, i26, i27, i28, i29, i30, i31, i32, i33, i34, i35, i36, i31pro, i37, i38, i40, i41, i42, i43, i45, i46, i47, i48, i49, i50, i51, i52, i53, i54, i55, i56, i57, i58, i59, i60, i61, i62, i63, i65, i66, i67, i68. i69, i70, i71, i72, i73, i74, i75, i76, i77, i78, i79, i80, i81, i82, i83, i85, i86, i88, i011, i100, i211, i611, b800, b900, b3, b3pro, b5, b8, b9, Air 8, air 6, OWS1, B1, E7S, H20, X7, S03, A10, V99, M30, M21, M15, M16, M17, M20, M25, M26, M28, M33, M36, M28, M18, M13, M15, M68, M58, M88, M78, S-1265, S16, AM-2301, JQS4402, V8, HY-3317, K50, D01, D57 Company Name: Shenzhen Zhengyun Technology Co., LTD Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen, China Address:

Phone: +86-13728924286 certify 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. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2024-04-08 Signature Date Printed Name of Signee / Title: Wei Zeng Zeng / General Manager Company: Shenzhen Zhengyun Technology Co., LTD Address: Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen, China Phone: +86-13728924286 Fax: N/A Email: 285748074@qq.com

Shenzhen Zhengyun Technology Co., LTD Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen, China Date: April 8, 2024 FCC ID: 2A5TA-I39 Model Number: i39, i01, i02, i03, i06, i07, i08, i09, i10, i11, i12, i13, i15, i16, i17, i18, i19, i20, i21, i22, i23, i24, i25, i26, i27, i28, i29, i30, i31, i32, i33, i34, i35, i36, i31pro, i37, i38, i40, i41, i42, i43, i45, i46, i47, i48, i49, i50, i51, i52, i53, i54, i55, i56, i57, i58, i59, i60, i61, i62, i63, i65, i66, i67, i68. i69, i70, i71, i72, i73, i74, i75, i76, i77, i78, i79, i80, i81, i82, i83, i85, i86, i88, i011, i100, i211, i611, b800, b900, b3, b3pro, b5, b8, b9, Air 8, air 6, OWS1, B1, E7S, H20, X7, S03, A10, V99, M30, M21, M15, M16, M17, M20, M25, M26, M28, M33, M36, M28, M18, M13, M15, M68, M58, M88, M78, S-1265, S16, AM-2301, JQS4402, V8, HY-3317, K50, D01, D57 To: Federal Communication Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21048 To Whom It May Concern, We, Shenzhen Zhengyun Technology Co., LTD hereby declare that our product

(Bluetooth headset) Model Number: i39, i01, i02, i03, i06, i07, i08, i09, i10, i11, i12, i13, i15, i16, i17, i18, i19, i20, i21, i22, i23, i24, i25, i26, i27, i28, i29, i30, i31, i32, i33, i34, i35, i36, i31pro, i37, i38, i40, i41, i42, i43, i45, i46, i47, i48, i49, i50, i51, i52, i53, i54, i55, i56, i57, i58, i59, i60, i61, i62, i63, i65, i66, i67, i68. i69, i70, i71, i72, i73, i74, i75, i76, i77, i78, i79, i80, i81, i82, i83, i85, i86, i88, i011, i100, i211, i611, b800, b900, b3, b3pro, b5, b8, b9, Air 8, air 6, OWS1, B1, E7S, H20, X7, S03, A10, V99, M30, M21, M15, M16, M17, M20, M25, M26, M28, M33, M36, M28, M18, M13, M15, M68, M58, M88, M78, S-1265, S16, AM-2301, JQS4402, V8, HY-3317, K50, D01, D57 board, Schematic, Hardware version, Software version, structure and internal photos are same, named and appearance differently due to marketing purposes. Should you have any questions or comments regarding this matter, please have my best attention. Shenzhen Zhengyun Technology Co., LTD Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen, China Sincerely,

(Signed) Name / Title: Wei Zeng Zeng/ General Manager Company: Shenzhen Zhengyun Technology Co., LTD Address: Room 202, Floor 2, Building A, Rongcheng International, 24 Heping Road, Qinghua Community, Longhua District, Shenzhen, China Phone: +86-13728924286 Fax Number: N/A E-Mail: 285748074@qq.com