2AON7-30739Kinetic Ferro Fluid Speaker Altavoz SoundPlay Kinetic

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: TZUMI Electronics,LLC FRN: 0027104157 Address: 16 EAST 34TH STREET 16TH FLOOR, NEW YORK, United States 10016 Contact Person: Ezra Azar Phone: 212-689-6008 Email: [email protected] Applicant: Company name: TZUMI Electronics,LLC Product Description: Kinetic Ferro Fluid Speaker Altavoz SoundPlay Kinetic FRN: 0027104157 Grantee Code: 2AON7 FCC ID: 2AON7-30739 Contact Name: Ezra Azar Address: 16 EAST 34TH STREET 16TH FLOOR, NEW YORK, United States 10016 Telephone No: 212-689-6008 Email: [email protected] [TZUMI Electronics,LLC] certifies that, as of the date of this filing of the application with the TCB, [TZUMI Electronics,LLC] is our designated US agent for service of process for the above referenced FCC ID. [TZUMI Electronics,LLC] 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. [TZUMI Electronics,LLC] 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: 2026/05/11 Applicant’s Name: Ezra Azar US Agent’s Name: Ezra Azar Title: Foreign trade sales Title: Foreign trade sales Signature Signature

Attestation Statement. Old Code: C5266091 24 New Code: 00015544 Ed.3 Change reason: FRN is added to the Applicant information section. 1/1 TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , 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) Applicant Company name: TZUMI Electronics,LLC Grantee code: 2AON7 FCC ID: 2AON7-30739 FRN: 0027104157 Contact Name: Ezra Azar Address: 16 EAST 34TH STREET 16TH FLOOR, NEW YORK, United States 10016 Telephone No: 212-689-6008 Fax No: 212-689-6008 Email: [email protected] i. [TZUMI Electronics,LLC] (“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. ii. [TZUMI Electronics,LLC] (“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. [TZUMI Electronics,LLC] (“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: 2026-05-11 Applicant’s Name: Ezra Azar Title: Foreign trade sales Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s 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

TZUMI Electronics,LLC Code 00018768 Ed. 1 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. Device Kinetic Ferro Fluid Speaker Altavoz SoundPlay Kinetic Company name TZUMI Electronics,LLC Grantee code 2AON7 FCC ID 2AON7-30739 FRN 0027104157 Contact name Ezra Azar Address 16 EAST 34TH STREET 16TH FLOOR, NEW YORK, United States 10016 Telephone number 212-689-6008 E-mail [email protected] Chipset/module information AC6965E4 Operating System (if applicable) N/A Storage Capacity (hard drive or other permanent memory storage, if applicable) N/A 2 Item 2. Technical Requirements for Kaspersky Cybersecurity Software: # General Requirements (For all Devices) Yes / No or N/A Comments 1 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 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 N/A 3 Processor: 1 GHz or higher (x86 or x64) N/A 4 Memory (RAM)1 GB (32-bit) or 2 GB (64-bit) 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 N/A 2 Memory (RAM)4 GB N/A 3 Storage: 3455 MB free space on the hard drive N/A # General Requirements (For Android Devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 2 Operating System: Android™ 10 – 14 N/A 3 Screen Resolution: Minimum resolution of 320 x 480 N/A # General Requirements (for iOS devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 3 2 Operating System: iOS® 17 N/A # General Requirements (For Linux system) Yes / No or N/A Comments 1 Hard drive: 1 GB of free space N/A 2 CPU: Intel Pentium 1 GHz or higher N/A 3 RAM: 1 GB N/A 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 ; N/A After reviewed the technical requirements, is the device capable of supporting the installation of Kaspersky software? ☐ Yes, go to Item 3. 4 ☒ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky software Item 3. Connectivity Capabilities: # Physical Interface Purpose Justification 1 1 # Wireless Interface Purpose Justification 1 1 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: Ezra Azar Date: 2026-05-11 1 The justification field is used to justify why the software cannot be received through that interface. Check the annex for more indications.

TCB CALL página 1 File FCC ID: 2AON7-30739 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://opencorporates.com/companies/us_il/LLC_12842678 TCB CALL página 2 In google: TCB CALL página 3 ► 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" >

C5266091_X10_Ed.2 1/1 TZUMI Electronics,LLC Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date: 2026-05-11 Subject: Request for Confidentiality FCC ID: 2AON7-30739 To Whom It May Concern, 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 Long-Term Confidentiality Short-Term Confidentiality NOTE 2 ID Label/Location No No Attestation Statement No No External Photos No ☒ Block Diagram ☒☐ Schematics ☒ ☐ Test Report No No Test Setup Photos No ☒ User’s Manual ☐ NOTE 1 ☒ Internal Photos ☐ NOTE 1 ☒ Parts List / Tune Up ☐ ☐ RF Exposure Info No No Operational Description ☒ ☐ Cover Letter(s) No 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 No SDR Software / Security Info ☐ No ) 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 _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. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name: Ezra Azar Title: Foreign trade sales

C5266091_X8_Ed.1 1/1 Letter of Authorization < TZUMI Electronics,LLC > Company: TZUMI Electronics,LLC Address: 16 EAST 34TH STREET 16TH FLOOR, NEW YORK, United States 10016 Product Name: Kinetic Ferro Fluid Speaker Altavoz SoundPlay Kinetic Model Number: 30739 FCC Identifier: 2AON7-30739 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, is allowed to forward all 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. Name: Ezra Azar Date: 2026-05-11 Title: Foreign trade sales Signature of applicant:

Label Location On EUT Label

TEST REPORT Report No.: 8429EU012314W2 Applicant: TZUMI Electronics,LLC Address: 16 EAST 34TH STREET 16TH FLOOR, NEW YORK, United States 10016 Product Name: Kinetic Ferro Fluid Speaker Altavoz SoundPlay Kinetic Model No.: 30739 Trademark: N/A FCC ID: 2AON7-30739 Test Standard(s): 47 CFR Part 1 Subpart I Section 1.1310 47 CFR Part 2, Subpart J, Section 2.1091 Test Result: Pass Date of Receipt: Mar. 23, 2026 Test Date: Mar. 24, 2026 - Apr. 02, 2026 Date of Issue: Apr. 24, 2026 ISSUED BY: SHENZHEN EU TESTING LABORATORY LIMITED Prepared by: Reviewed and Approved by: ____________________ _____________________ Landon Qiu/ Engineer Sally Zhang/ Manager Page 2 of 12 Report No.: 8429EU012314W2 TRF No.: FCC MPE_WPT (A02) Revision Record Report Version Issued Date Description Status V0 Apr. 24, 2026 Original Valid Page 3 of 12 Report No.: 8429EU012314W2 TRF No.: FCC MPE_WPT (A02) Table of Contents 1 COVER PAGE .................................................................................................................................. 1 2 GENERAL INFORMATION ...................................................................................................................... 4 2.1 APPLICANT INFORMATION .................................................................................................................. 4 2.2 MANUFACTURER INFORMATION .......................................................................................................... 4 2.3 FACTORY INFORMATION ..................................................................................................................... 4 2.4 GENERAL DESCRIPTION OF E.U.T. ..................................................................................................... 4 2.5 TECHNICAL INFORMATION OF E.U.T. .................................................................................................. 5 3 TEST SUMMARY ...................................................................................................................................... 6 3.1 TEST STANDARD ............................................................................................................................... 6 3.2 TEST VERDICT ................................................................................................................................... 6 3.3 TEST LABORATORY ........................................................................................................................... 6 4 TEST CONFIGURATION .......................................................................................................................... 7 4.1 TEST ENVIRONMENT .......................................................................................................................... 7 4.2 TEST EQUIPMENT .............................................................................................................................. 7 4.3 DESCRIPTION OF SUPPORT UNIT ........................................................................................................ 7 4.4 TEST MODE ...................................................................................................................................... 7 4.5 MEASUREMENT UNCERTAINTY ........................................................................................................... 7 5 RF EXPOSURE EVALUATION ................................................................................................................ 8 5.1 TEST REQUIREMENT .......................................................................................................................... 8 5.2 TEST SETUP ...................................................................................................................................... 9 5.3 EVALUATION RESULT ...................................................................................................................... 10 ANNEX A TEST SETUP PHOTOS ................................................................................................................. 11 Page 4 of 12 Report No.: 8429EU012314W2 TRF No.: FCC MPE_WPT (A02) 2 General Information 2.1 Applicant Information Applicant TZUMI Electronics,LLC Address 16 EAST 34TH STREET 16TH FLOOR, NEW YORK, United States 10016 2.2 Manufacturer Information Manufacturer HONG KONG ETECH GROUPS LIMITED. Address ROOM1123, 11/F., STARHOUSE, 3SALISBURYROAD, TSIMSHATSUI, HONGKONG, China 2.3 Factory Information Factory N/A Address N/A 2.4 General Description of E.U.T. Product Name Kinetic Ferro Fluid Speaker Altavoz SoundPlay Kinetic Model No. Under Test 30739 List Model No. N/A Description of Model differentiation N/A Rating(s) Input: 5VDC, 2A Power: 5W Battery Capacity: 3.7VDC, 4000mAh, 14.8Wh Product Type Mobile Portable Fix Location Test Sample No. -1/2(Normal Sample), -2/2(Engineering Sample) Hardware Version N/A Software Version V1.0 Remark For a more detailed features description, please refer to the manufacturer’s specifications or the User’s Manual. Page 5 of 12 Report No.: 8429EU012314W2 TRF No.: FCC MPE_WPT (A02) 2.5 Technical Information of E.U.T. Network and Wireless Connectivity Wireless Power Transfer (WPT) The requirement for the following technical information of the EUT was tested in this report: Technology WPT Operating Frequency 110.1kHz~205kHz Modulation Type FSK Antenna Type Inductive loop coil Antenna Antenna Gain(Peak) 0 dBi Remark The above information is declared by the applicant, EU-LAB is not responsible for the information accuracy provided by the applicant. Page 6 of 12 Report No.: 8429EU012314W2 TRF No.: FCC MPE_WPT (A02) 3 Test Summary 3.1 Test Standard The tests were performed according to following standards: No. Identity Document Title 1 47 CFR Part 1 Subpart I Section 1.1310 Radio frequency radiation exposure limits. 2 47 CFR Part 2, Subpart J, Section 2.1091 Radio frequency radiation exposure evaluation: mobile devices 3 KDB 680106 D01v04 RF exposure consideration for lo…

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TEST REPORT Report No.: 8429EU012314W1 Applicant: TZUMI Electronics,LLC Address: 16 EAST 34TH STREET 16TH FLOOR, NEW YORK, United States 10016 Product Name: Kinetic Ferro Fluid Speaker Altavoz SoundPlay Kinetic Model No.: 30739 Trademark: N/A FCC ID: 2AON7-30739 Test Standard(s): 47 CFR Part 15 Subpart C Test Result: Pass Date of Receipt: Mar. 23, 2026 Test Date: Mar. 24, 2026 - Apr. 02, 2026 Date of Issue: Apr. 24, 2026 ISSUED BY: SHENZHEN EU TESTING LABORATORY LIMITED Prepared by: Reviewed and Approved by: ____________________ _____________________ Landon Qiu/ Engineer Sally Zhang/ Manager Page 2 of 27 Report No.: 8429EU012314W1 TRF No.: FCC Part 15 Subpart C_WPT (A02) Revision Record Report Version Issued Date Description Status V0 Apr. 24, 2026 Original Valid Page 3 of 27 Report No.: 8429EU012314W1 TRF No.: FCC Part 15 Subpart C_WPT (A02) Table of Contents 1 COVER PAGE .................................................................................................................................. 1 2 GENERAL INFORMATION ...................................................................................................................... 4 2.1 APPLICANT INFORMATION .................................................................................................................. 4 2.2 MANUFACTURER INFORMATION .......................................................................................................... 4 2.3 FACTORY INFORMATION ..................................................................................................................... 4 2.4 GENERAL DESCRIPTION OF E.U.T. ..................................................................................................... 4 2.5 TECHNICAL INFORMATION OF E.U.T. .................................................................................................. 5 3 TEST SUMMARY ...................................................................................................................................... 6 3.1 TEST STANDARD ............................................................................................................................... 6 3.2 TEST VERDICT ................................................................................................................................... 6 3.3 TEST LABORATORY ........................................................................................................................... 6 4 TEST CONFIGURATION .......................................................................................................................... 7 4.1 TEST ENVIRONMENT .......................................................................................................................... 7 4.2 TEST EQUIPMENT .............................................................................................................................. 7 4.3 DESCRIPTION OF SUPPORT UNIT ........................................................................................................ 8 4.4 TEST MODE ...................................................................................................................................... 8 4.5 DESCRIPTION OF CALCULATION ......................................................................................................... 8 4.6 MEASUREMENT UNCERTAINTY ........................................................................................................... 9 4.7 DEVIATION FROM STANDARDS ........................................................................................................... 9 4.8 ABNORMALITIES FROM STANDARD CONDITION ................................................................................... 9 5 TEST ITEMS ........................................................................................................................................... 10 5.1 ANTENNA REQUIREMENT .................................................................................................................. 10 5.1.1 Test Requirement .............................................................................................................. 10 5.1.2 Antenna Anti-Replacement Construction .......................................................................... 10 5.1.3 Antenna Gain .................................................................................................................... 10 5.2 CONDUCTED EMISSION AT AC POWER LINE ..................................................................................... 11 5.2.1 Test Requirement .............................................................................................................. 11 5.2.2 Test Setup Diagram .......................................................................................................... 11 5.2.3 Test Procedure .................................................................................................................. 11 5.2.4 Test Data ........................................................................................................................... 11 5.3 EMISSIONS BANDWIDTH ................................................................................................................... 14 5.3.1 Test Requirement .............................................................................................................. 14 5.3.2 Test Setup Diagram .......................................................................................................... 14 5.3.3 Test Procedure .................................................................................................................. 15 5.3.4 Test Data ........................................................................................................................... 15 5.4 FIELD STRENGTH OF FUNDAMENTAL EMISSIONS AND RADIATED EMISSION ........................................ 17 5.4.1 Test Requirement ..........................................................…

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Guangzhou Yihuafu Electronics Co., Ltd. Approval Letter Specification For Approval Customer: Zhongya Huayu Name : Bare Copper Magnetic Coil Product Specifications : G43.5*0.75-20.5-0.08*48P Bare Copper Wire (Product Specification) Date : 2023.11.02 Approved Issue ZHENG YIHUA Liu Min Customer Judgment: □ Approved □ Rejected □ Conditional Approval Customer Approved By Address No. 20, Lane 12, Xiayuan Street, Lapu Village, Xiaolou Town, Zengcheng District, Guangzhou TEL: 18825718180 Product Specifications Approval Letter SPECIFICATION FOR APPROVAL ￭ Product Apperance & Dimensions Specific product images shown ￭ Product Electrical Characteristics Parameter Value Inductance: 6.5 μH ± 0.5 Q value: 80 ± 1% (Min.) DC Resistance: 0.039 ± 5% Ω Testing Instrument: LCR-106X @100kHz, 1Vrms;TH2512B At 25°C