FCC ID: 2AKLU-MV1518 speakers

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Attestation Statement. Old Code: C5266091 24 New Code: 00015544 Ed.3 Change reason: FRN is added to the Applicant information section. 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:DIGI-MARKS TECHNOLOGY LIMITED Grantee code:2AKLU FRN:0026099424 FCC ID:2AKLU-MV1518 Contact Name:James Jiang Address: 9-1 Dongguan Erdui Huancun Road, Xinya Street, Huadu District Guangzhou, Guangdong China Telephone No.:020-36969029 Email:[email protected] i. ii. DIGI-MARKS TECHNOLOGY LIMITED(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. DIGI-MARKS TECHNOLOGY LIMITED(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.

[DIGI-MARKS TECHNOLOGY LIMITED] (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:2026.8.13 Applicants Name:James Jiang 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

DIGI-MARKS TECHNOLOGY LIMITED Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Subject: Request for Confidentiality FCC ID:2AKLU-MV1518 To Whom It May Concern, C5266091_X10_Ed.2 Date:2026.8.13 Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules

(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 Short-Term Confidentiality NOTE 2 No No No No NOTE 1 NOTE 1 No No No No No o N NOTE 1: Long-Term Confidentiality may be permitted under special conditions (See II. LONG-TERM CONFIDENTIALITY, Section 3 of KDB 726920, use last in force) NOTE 2: Short-Term 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 ______ 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:James Jiang Title:Manager 1/1

DIGI-MARKS TECHNOLOGY LIMITED Video karaoke speaker DIGI-MARKS TECHNOLOGY LIMITED 2AKLU 2AKLU-MV1518 0026099424 James Jiang 9-1 Dongguan Erdui Huancun Road, Xinya Street, Huadu District, Guangzhou, Guangdong China Device Company name Grantee code FCC ID FRN Contact name Address Telephone number 020-36969029 E-mail [email protected] Chipset/module information RK3566 Operating System (if applicable) Android 12 Storage Capacity (hard drive or other permanent memory storage, if applicable) 2G RAM+ 64G storage capacity Item 1. The device is able to install software/program installation?

Yes, go to Item 2. No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky cybersecurity or anti-virus software. Item 2. Technical Requirements for Kaspersky Cybersecurity Software:

1 General Requirements (For all Devices) Yes / No or N/A Comments Internet connection for activation and updates (For all Operating Systems) N/A

General Requirements (For Windows Devices) Yes / No or N/A Comments 1 Storage: 1500 MB free space on the hard drive N/A Code 00018768 Ed. 2 2 Operating System:

Microsoft Windows 8, 8.1, 10 & 11 Home / Pro /

Enterprise Microsoft Windows 7 Starter / Home Basic & Premium /

Professional / Ultimate SP1 or higher 3 Processor: 1 GHz or higher (x86 or x64) 4 Memory (RAM)1 GB (32-bit) or 2 GB (64-bit) N/A N/A N/A 5 Screen Resolution: Minimum resolution of 1024 x 768 N/A

General Requirements (For macOS devices) Yes / No or N/A Comments 1 Operating System macOS 13 14 2 Memory (RAM)4GB 3 Storage: 3455 MB free space on the hard drive N/A N/A N/A

General Requirements (For Android Devices) 1 Storage: 150 MB free space 2 Operating System: Android 10 14 3 Screen Resolution: Minimum resolution of 320 x 480 Yes / No or N/A Comments YES YES YES 64G Android 12 1280*800

General Requirements (for iOS devices) Yes / No or N/A Comments 1 Storage: 150 MB free space 2 Operating System: iOS 17 N/A N/A

General Requirements (For Linux system) Yes / No or N/A Comments 2 N/A N/A N/A N/A 1 Hard drive: 1 GB of free space 2 CPU: Intel Pentium 1 GHz or higher 3 RAM: 1 GB 4 Minimum software requirements:

AlmaLinux OS 8 or later;

AlterOS 7.5 or later;

Astra Linux Common Edition 2.12 or later;

CentOS 6.7 or later;

Debian GNU/Linux 10.0 or later;

EulerOS 2.0 or later;

Oracle Linux 7.3 or later ;

Red Hat Enterprise Linux 6.7 or later ;

Rocky Linux 8.5 or later ;

SUSE Linux Enterprise Server 12.5 or later;

Ubuntu 12.04 or later ;

Uncom OS Home / Business / Education / Enterprise 2.2 or later;

ALT Linux Workstaton / Workstation K / Server /

Education 8 or later;

ROSA Linux Workstation / Server 12 or later ;

RED OS 7.3 and later ;

After reviewed the technical requirements, is the device capable of supporting the installation of Kaspersky software?

Yes, go to Item 3. No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky software 3 Item 3. Connectivity Capabilities:

# Physical Interface Purpose Justification1 1 USB Type-C port Can be connected to a

-Built-in firewall that!

Type-C docking station, such as USB flash drives blocks software downloads

# Wireless Interface Purpose Justification1 1 Wi-Fi 2 Bluetooth It can be connected to

-Built-in firewall that blocks software the network for file or downloads video downloading Only pair and connect with the remote control

-No file transfer capability -Pairing limited to authorized devices After the review of this items, the device:

Cannot support installation of any cybersecurity or anti-virus software on the covered list. Potentially can operate with any cybersecurity or anti-virus software on the covered list additional third-party proof is provided to demonstrate compliance with requirements as of 2.911(d)5(i),(ii) Proof of Compliance with Covered List Software Requirements of this document applies Signature:

Name:James Jiang 1 The justification field is used to justify why the software cannot be received through that interface. Check the annex for more indications. 4 Date:2026.8.13 Once the document is filled in, please proceed to print a PDF of this Word Proof of Compliance with Covered List Software Requirements 1. Did a test Firm or third party (other than the certification body and applicant) provide a list of software installed on the device and after scan results with no evidence of Kaspersky software?

YES x NO N/A If YES, provide:

File Name:

Third-Party Name (including Test Firm: Jim Liu Has other objective evidence been provided that no Kaspersky software is installed?

YES x NO N/A File Name:

Third-Party Name (including Test Firm Jim Liu If YES, provide:

5 Signature:

Name: Jim Liu Date:2026.8.13 6

C5266091_X8_Ed.1 Letter of Authorization DIGI-MARKS TECHNOLOGY LIMITED Company:DIGI-MARKS TECHNOLOGY LIMITED Address:9-1 Dongguan Erdui Huancun Road, Xinya Street, Huadu District Guangzhou, Guangdong China Product Name:speakers Model Number:MV1518, MV1511, MV1512, MV1516, MV1519, MV1520, MV1521, MV1522, MV1523, MV1524, MV1525, MV1526, MV1528 FCC Identifier:2AKLU-MV1518 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:James Jiang Date: 2026.8.13 Title: Manager Signature of applicant:

1/1

DIGI-MARKS TECHNOLOGY LIMITED Product Similarity Declaration Product name:speakers Model name:MV1518 MV1511, MV1512, MV1516, MV1519, MV1520, MV1521, MV1522, MV1523, MV1524, MV1525, MV1526, MV1528 Trade Name: marengo FCC ID:2AKLU-MV1518 We (DIGI-MARKS TECHNOLOGY LIMITED) 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 name. Signature:

Name:James jiang Title: Manager Place:9-1 Dongguan Erdui Huancun Road, Xinya Street, Huadu District, Guangzhou, Guangdong, China Date:Jul. 31, 2026

File FCC ID: 2AKLU-MV1518 Please upload an exhibit that explains how does the TCB verify the new agent information:

1- Is the address of the agent a valid physical US mailing address (not a US post office box, not a virtual mailbox, not P.O. Boxes, not a vacant lot, not a public building, etc.) We have checked if the address exists in a real and potential building (Google maps) + official US register, after this verification and the evidence below we can guarantee the following:

not a US post office box not a virtual mailbox not P.O. Boxes not a vacant lot not a public building(note) We checked the FCC FRN Search based on the information provided by the grantee. On the official register from : https://www.sos.state.co.us/biz/BusinessEntityDetail.do?quitButtonDestination=BusinessEntityResults&nameTyp=ENT&masterFileId=20261464702&entityId2=20261464702&fileId=20261464702&srchTyp=ENTITY TCB CALL pgina 1 Google:

TCB CALL pgina 2 CONCLUSION by TCB: The ASOP defined and provided by grantee is VALID and confirmed. Therefore the exhibit "C5266091_X23_Ed1_US_Agent_Letter"

included in the file is ok. 2- Is the agent physically located at that valid US address such that the agent can be legally served at that address?

Yes , check above 3- Has the listed agent clearly agreed in writing to serve as the agent for the grantee at that address?

Yes, it is included in the exhibit "C5266091_X23_Ed1_US_Agent_Letter"

TCB CALL pgina 3

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: Uyang Trading Inc FRN: 0038460374 Contact Name: Neo Wang Address: 1500 N Grant St Ste R Denver CO 80203 US Telephone No: (840) 256-9282 Email: info@ uyangtrading.com Applicant:

Company name:DIGI-MARKS TECHNOLOGY LIMITED Product Description:speakers Grantee code:2AKLU FRN:0026099424 FCC ID:2AKLU-MV1518 Contact Name:James Jiang Address: 9-1 Dongguan Erdui Huancun Road, Xinya Street, Huadu District Guangzhou, Guangdong China Telephone No.:020-36969029 Email: [email protected]

[DIGI-MARKS TECHNOLOGY LIMITED] certifies that, as of the date of this filing of the application with the TCB, [Uyang Trading Inc] is our designated US agent for service of process for the above referenced FCC ID. [DIGI-MARKS TECHNOLOGY LIMITED] 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. [Uyang 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 US Agent 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. Date: 2026.8.13

[Applicants Name: James Jiang US Agents Name: Neo Wang Title: Manager Title: Manager signatures Than See yao load Tay

C5266091_X13_Ed.1 DIGI-MARKS TECHNOLOGY LIMITED. FCC Software Configuration Control Declaration Date:Aug. 13, 2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Attn: OET Dept. Product/ Model Number:speakers/MV1518, MV1511, MV1512, MV1516, MV1519, MV1520, MV1521, MV1522, MV1523, MV1524, MV1525, MV1526, MV1528 Regarding FCC Country Code Selection guidelines identified in KDB 594280. All applications for equipment authorization for transmitters that can have radio parameters, or other technical parameters, reported to the Commission set by software must have an attestation indicating that no third party will have software, or configuration control, to program the device out of compliance of the technical rules under which it has been certified. We declare that no third party will have software, or configuration control, to program the device out of compliance of the technical rules under which it has been certified. Signatureofapplicant Name:James Jiang Title: Manager 1/1