FCC ID: 2A7A8-M3 Smart Visual Doorbell

C5266091_X24_Ed.2 Attestation Statements TO:

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules covered telecommunications equipment and video surveillance equipment produced by entities identified on the Commissions Covered List1, which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) that prohibit equipment authorization for Applicant Company name: Dongguan Yuaochen Technology Co, Ltd Grantee code: 2A7A8 FCC ID:2A7A8-M3 Contact Name: Cris.Cao Address:Rm201., 1st Bldg., Dongpuxincun Rd., 55, Dalingshan Town Dongguan China Telephone No:15811807856 Fax No:15811807856 Email: criscaoyu@gmail.com i. ii.

[Dongguan Yuaochen 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. The applicant must sign this certification.

[Dongguan Yuaochen Technology Co, Ltd] (the applicant) certifies that, as of the date of the filing of the application, the applicant is not (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing covered equipment. The applicant must sign this certification.

[Dongguan Yuaochen 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 . Date: 2024/01/08 Applicants Name:Cris.Cao Title:Manager Signature 1 The Commissions Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commissions website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes covered equipment. https://www.fcc.gov/supplychain/coveredlist 1/1

Dongguan Yuaochen Technology Co, Ltd C5266091_X10_Ed.2 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Subject: Request for Confidentiality FCC ID: 2A7A8-M3 To Whom It May Concern, Date: 2024-01-08 to the provisions of Sections 0.457 and 0.459 of Commission's rules Pursuant

(47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure. Exhibits ID Label/Location Attestation Statement External Photos Block Diagram Schematics Test Report Test Setup Photos Users Manual Internal Photos Parts List / Tune Up RF Exposure Info Operational Description Cover Letter(s) SDR Software / Security Info Long-Term Confidentiality No No No No No NOTE 1 NOTE 1 No No Short-Term Confidentiality NOTE 2 No No No No No No NOTE 1: LongTerm Confidentiality may be permitted under special conditions (See II. LONGTERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: ShortTerm Confidentiality can be requested for a maximum of 180 days from the date of the grant. Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. In case of short-term Confidentiality, the applicant requests the exhibits selected above are withheld from public view for a period of ___180___ days from the date of the Grant of Equipment Authorization and prior to marketing. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. 1/1 C5266091_X10_Ed.2 Sincerely, Signature:

Name: Cris.Cao Title: Manager 1/1

Dongguan Yuaochen Technology Co, Ltd Product Similarity Declaration Product name:Smart Visual Doorbell Model name: M3, M3s, M5, M6, M8, M9, M9s, M10, M11, M12, M13, M15, M18, M19, M20,M21, M22, M23, M25, M26 FCC ID:2A7A8-M3 We ( Dongguan Yuaochen Technology Co, Ltd ) hereby state that all the models are electrical identical including the same software parameter and hardware design (i.e., circuit design, PCB Layout, RF module/circuit, antenna type(s) and antenna location, components on PCB, etc.,), same mechanical structure and design (including product enclosure, materials, etc.,), the only difference is the model number. Signature:

Name:Cris.Cao Title: Manager Place, date:Dongguan, 2024.01.08

C5266091_X8_Ed.1 Letter of Authorization Dongguan Yuaochen Technology Co, Ltd Company: Dongguan Yuaochen Technology Co, Ltd Address:

Town Dongguan China Rm201., 1st Bldg., Dongpuxincun Rd., 55, Dalingshan Product Name: Smart Visual Doorbell Model Number: M3, M3s, M5, M6, M8, M9, M9s, M10, M11, M12, M13, M15, M18, M19, M20, M21, M22, M23, M25, M26 FCC Identifier:

2A7A8-M3 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, 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 LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. is allowed to forward all Name:

Cris.Cao Date: 2024-01-08 Title:

Manager Signature of applicant:

1/1

US Agent for Service of Process LETTER OF ATTESTATION TO:

Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 US Agent for Service of Process:

Company Name: UA INTERNATIONAL INC. FRN: 0033510736 Contact Name:Jessica Zhong Address: 5030 Boardwalk Dr Suite 818 Colorado Springs, COLORADO 80919, USA Telephone No: 001-719-6787182 Email: customerservice@hotmail.com Smart Visual Doorbell Applicant:

Company name: Dongguan Yuaochen Technology Co, Ltd Product Description:

Grantee code:2A7A8 FCC ID:2A7A8-M3 FRN0032197147 Contact Name:Cris.Cao Address:Rm201.,1st Bldg., Dongpuxincun Rd., 55, Dalingshan Town Dongguan China Telephone No:15811807856 Email: criscaoyu@gmail.com

[Dongguan Yuaochen Technology Co, Ltd] certifies that, as of the date of this filing of the application with the TCB, [UA INTERNATIONAL INC.]i s our designated US agent for service of process for the above referenced FCC ID.

[Dongguan Yuaochen 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. [UA INTERNATIONAL 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. UA INTERNATIONAL INC. 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. 1/1 Date: 2024/01/08 Applicants Name:Cris.Cao Title:Manager Signature US Agents Name: Jessica Zhong Title: General Manager Signature 1/1