FCC ID: 2BFFE-DT-UNIT-4-A Analog Output Base Station

Report No: SSP24030103-1E FCC ID: 2BFFE-DT-UNIT-4-A Annex D. Label and Information FCC Label Sample FCC Label Specifications Text is Black in color and is justified. Labels are printed in indelible ink on permanent adhesive backing or silk-screened onto the EUT or shall be affixed at a conspicuous location on the EUT. Where the EUT is constructed in two or more sections connected by wires and marketed together, the above statement is required to be affixed only to the main control unit. When the EUT is so small or for such use that it is not practicable to place the statement on it, the above information shall be placed in a prominent location in the instruction manual or pamphlet supplied to the user or, alternatively, shall be placed on the container in which the device is marketed. FCC Label Location Annex of Test Report

IDQ Science and Technology (Hengqin, Guangdong) Co. Ltd. DateApril 08, 2024 Product Model Number: DT-UNIT-4-A FCC ID2BFFE-DT-UNIT-4-A To whom it may concern, Re: Product Certification Representative Authorization Letter We authorize QAI Laboratories Ltd. 3980 North Fraser Way, Burnaby B.C. Canada V5J 5K5 to act on our behalf on all matters concerning the above named equipment. This shall include the following:

Testing Approval applications and procedures We declare that ORGANIZATION. is allowed to forward all information related to the approval project to the applied certification body and to the notification entities and to discuss any issues concerning the approval application. Any and all acts carried out by ORGANIZATION. on our behalf shall have the same effect as acts of our own. Signature

Contact Listed on FCC Wesbite By: Judy Yan Title: Manager Email: 3325946039@qq.com Telephone: +86-13049870646 On behalf of: IDQ Science and Technology (Hengqin, Guangdong) Co. Ltd.

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IDQ Science and Technology (Hengqin, Guangdong) Co. Ltd. Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: April 08, 2024 FCC ID: 2BFFE-DT-UNIT-4-A Ref. #1: Attestation Statements Part 2.911(d)(5)(i) Filing IDQ Science and Technology (Hengqin, Guangdong) Co. Ltd. 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. Ref. #2: Attestation Statements Part 2.911(d)(5)(ii) Filing IDQ Science and Technology (Hengqin, Guangdong) Co. Ltd. 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. Applicant: IDQ Science and Technology (Hengqin, Guangdong) Co. Ltd. Address: 7 # Building, No.1889, Huandao East Road, Hengqin District, Zhuhai, Guangdong, China Person: Judy Yan Tel.: +86-13049870646 Email: 3325946039@qq.com Sincerely, Signature:

IDQ Science and Technology (Hengqin, Guangdong) Co. Ltd. Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject; Request for Confidentiality FCC ID: 2BFFE-DT-UNIT-4-A To Whom It May Concern, Date: April 10, 2024 Pursuant to the provisions of the Commissions 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 Tune-up Procedure Software Security Requirements for UNII 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 pursuant to 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: Judy Yan Title: Manager

IDQ Science and Technology (Hengqin, Guangdong) Co. Ltd. U.S. Agent Letter of Attestation To: Federal Communications Commission Date: April 08, 2024 7435 Oakland Mills Road, Columbia, MD 21046, USA Ref: Attestation Statement Part 2.911(d)(7) filing FCC ID: 2BFFE-DT-UNIT-4-A IDQ Science and Technology (Hengqin, Guangdong) Co. Ltd.. (the applicant) certifies that, as of the date of the filing of the application, CLF Import and Export Limited (the agent) is our designated U.S. agent for service of process for the above reference FCC ID. The applicant accepts to maintain an agent for 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. The applicant further acknowledges it is our responsibility to inform the FCC whenever the agent information changes. CLF Import and Export Limited ("the agent) understand it is the agent's obligation to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address. Designated U.S. Agent Company Name:

CLF Import and Export Limited FRN: 0033489683 Address:

1312 17th Street #692, Denver, CO 80202, United States Contact Person: David Chen Tel: +1 949 254 2565 Signature:

Email: market@clfimportexport.com Applicant Company Name: IDQ Science and Technology (Hengqin, Guangdong) Co. Ltd. FRN: 0035116995 Address:

7 # Building, No.1889, Huandao East Road, Hengqin District, Zhuhai, Guangdong, China Contact Person: Judy Yan Tel: +86-13049870646 Signature:

Email: 3325946039@qq.com