IHDT6AC6Wireless Earphones

Motorola Mobility LLC 222 W. Merchandize Mart Plaza, Chicago Il US www.motorola.com Date: September 8, 2026 Federal Communications Commission Office of Engineering and Technology Laboratory Division 7435 Oakland Mills Rd Columbia MD 21046-1609 Subject: Certifications concerning “covered” equipment pursuant to Part 2.911(d)(5)(i) and (ii) FCC ID: IHDT6AC6 To Whom It May Concern, As required by section 2.911(d)(5)(i) of Commission’s rules (47 CFR), Motorola Mobility LLC certifies that the equipment for which authorization is sought is not the equipment on the Covered List, as established pursuant to § 1.50002 of CFR Title 47, that is prohibited from obtaining an equipment authorization under this subpart. This includes equipment that: (1) Has been certified as a modular transmitter; or (2) Meets the modular transmitter requirements of § 15.212 of this chapter and could be certified as a modular transmitter. pursuant to section 2.903 resulting the recent adoption of FCC 25-71 (et al., ET Docket No. 21-232, Second Report and Order); or (3) Uncrewed aircraft systems (UAS) and UAS critical components produced in a foreign country and all communications and video surveillance equipment and services listed in Section 1709(a)(1) of the FY25 National Defense Authorization Act (Pub. L. 118-159). Motorola Mobility LLC 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. Motorola Mobility LLC certifies that, as of the date of the filing of the application, the applicant [is not] identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Motorola Mobility LLC further certifies that no Cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software is installed in the equipment being certified. The above-referenced Covered List is published by the Public Safety and Homeland Security Bureau (PSHSB), pursuant to Section 1.50002 of the Commission’s rules. Sincerely, Jeff Narducci Director, Global Regulatory Compliance [email protected]

Motorola Mobility LLC 222 W. Merchandize Mart Plaza, Chicago Il US www.motorola.com Date: September 1, 2026 Federal Communications Commission Office of Engineering and Technology Laboratory Division 7435 Oakland Mills Rd Columbia MD 21046-1609 Subject: Certification Designing a U.S. Agent for Service of Process Concerning “Covered” Equipment Pursuant to Section 1.50002 FCC ID: IHDT6AC6 To Whom It May Concern, As required by section 2.911(d)(7) of Commission’s rules (47 CFR), Motorola Mobility LLC acknowledge, consents and certifies that, as of the date of the filing of the application until this certification is revoked in writing by the applicant: • The applicant designates itself as the U.S. agent to accept service of process. • The physical U.S. address and email of the applicant as designated agent are as follows: Attention: Jeff Narducci Company: Motorola Mobility LLC Address: 222 W. Merchandize Mart Plaza, Chicago Il US FRN: 0004321311 Email: Jeff Narducci <[email protected]> • Applicant will remain as the designated agent for service for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. • The agent accepts the designation by Motorola Mobility LLC as the U.S. agent to accept service of process includes, but is not limited to, delivery of any correspondence, notices, orders, decisions, and requirements of administrative, legal, or judicial process related to Commission proceedings. • The applicant further acknowledges their responsibility to inform the FCC whenever the following agent information changes. Sincerely, Jeff Narducci Director, Global Regulatory Compliance [email protected]

Motorola Mobility LLC 222 W. Merchandize Mart Plaza, Chicago Il US www.motorola.com Date: September 1, 2026 Federal Communications Commission Office of Engineering and Technology Laboratory Division 7435 Oakland Mills Rd Columbia MD 21046-1609 Subject: Request for Confidentiality FCC ID: IHDT6AC6 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission’s rules (47 CFR §§ 0.457, 0.459), we are requesting confidentiality for exhibits filed with the commission supporting the application of equipment authorization for those items referenced above. Motorola Mobility respectfully requests the Commission to withhold indefinitely from public disclosure the following attachments under Long-Term Confidentiality. ⚫ Schematic Diagrams ⚫ Block Diagrams ⚫ Part List ⚫ Operational Description ⚫ Tune-up Procedure The above listed documents contain detailed system and equipment descriptions that are proprietary and confidential information under Motorola trade secret protection. Public disclosure of above documents would be harmful to our company and would provide competitors an unfair advantage. This information is not made publicly available even after commercial release of the device. In additional to the above mentioned documents, pursuant to Public Notice DA 04-1705 of the Commission’ s policy, in order to comply with the marketing regulations in 47 CFR §2.803 and the importation rules in 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices. We request the commission to grant short-term confidentiality request on the following attachments for 180 days after the grant as outlined in Public Notice DA 04-1705. ⚫ External Photos ⚫ Internal Photos ⚫ Test Setup Photos ⚫ User Manual It is our understanding that all measurement test reports, FCC ID label format and correspondence during certification review process cannot be granted as confidential documents and that information will be available for public review once the grant of equipment authorization is issued. Sincerely, Jeff Narducci Director, Global Regulatory Compliance [email protected]

Motorola Mobility LLC 222 W. Merchandize Mart Plaza, Chicago Il US www.motorola.com Date: September 1, 2026 To whom it may concern, Please be notified that I, Jeff Narducci, have designated Jones Tsai of Sporton International Inc. as the persons being responsible for this project and to sign the form 731 and other documentation. Any and all acts carried out in their professional capacity by Jones Tsai of Sporton International Inc. in connection with all processes required for FCC approval and any communication needed with the national authority, shall have the same legal authority as acts on our own behalf including the release of confidential information. We further certify that neither the applicant nor any party to this application, as defined in 47 CFR Ch. 1.2002 (b), is subject to a denial to Federal benefits, that include FCC benefits, pursuant to section 5301 of the Anti-Drug Abuse Act of 1998, 21 U.S.C. 862. This authorization is limited to the following product, and shall remain in place until completion of the certification, or until revoked, whichever is earlier: FCC ID: IHDT6AC6 If you have any acknowledgement and response, please send it to Sporton International Inc. directly. Should you have any questions or comments regarding this matter, please don’t hesitate to contact me. Sincerely yours, Jeff Narducci Director, Global Regulatory Compliance [email protected]

MODEL: XT2645-1 INPUT: 5V1500mA OUTPUT: 5V 400mA FCC ID: IHDT6AC6 CAN ICES (B) / NMB (B) DATE: YYYY/MM SN:XXXXXXXX WIRELESS EARPHONES IC: 109O-T6AC6 MADE IN CHINA MFR: MOTOROLA MOBILITY, GU14 6FE, UK BATTERY CAPACITY: 3.92V 576 mAh 2.258Wh

Sporton International Inc. (Kunshan) Page Number : 1 of 19 TEL : +86-512-57900158 Report Issued Date : Aug. 28, 2026 FCC ID : IHDT6AC6 Report Version : Rev. 01 Report Template No.: BU5-FD15B Version 3.0 FCC Test Report Report No. : FC672237 FCC Test Report APPLICANT : Motorola Mobility LLC EQUIPMENT : Wireless Earphones BRAND NAME : Motorola MODEL NAME : XT2645-1 FCC ID : IHDT6AC6 STANDARD : 47 CFR Part 15 Subpart B CLASSIFICATION : Certification TEST DATE(S) : Jul. 20, 2026 ~ Aug. 07, 2026 We, Sporton International Inc. (Kunshan), would like to declare that the tested sample has been evaluated in accordance with the test procedures given in ANSI C63.4-2014 and has been in compliance with the applicable technical standards. The test results in this report apply exclusively to the tested model / sample. Without written approval of Sporton International Inc. (Kunshan), the test report shall not be reproduced except in full. Approved by: Jason Jia Sporton International Inc. (Kunshan) No. 1098, Pengxi North Road, Kunshan Economic Development Zone Jiangsu Province 215300 People’s Republic of China Sporton International Inc. (Kunshan) Page Number : 2 of 19 TEL : +86-512-57900158 Report Issued Date : Aug. 28, 2026 FCC ID : IHDT6AC6 Report Version : Rev. 01 Report Template No.: BU5-FD15B Version 3.0 FCC Test Report Report No. : FC672237 TABLE OF CONTENTS REVISION HISTORY .......................................................................................................................................... 3 SUMMARY OF TEST RESULT ......................................................................................................................... 4 1. GENERAL DESCRIPTION .......................................................................................................................... 5 1.1. Applicant ............................................................................................................................................ 5 1.2. Manufacturer ..................................................................................................................................... 5 1.3. Product Feature of Equipment Under Test ....................................................................................... 5 1.4. Product Specification of Equipment Under Test ............................................................................... 5 1.5. Modification of EUT ........................................................................................................................... 6 1.6. Test Location ..................................................................................................................................... 6 1.7. Test Software .................................................................................................................................... 6 1.8. Applicable Standards ........................................................................................................................ 6 1.9. Specification of Accessory ................................................................................................................ 6 2. TEST CONFIGURATION OF EQUIPMENT UNDER TEST ........................................................................ 7 2.1. Test Mode ......................................................................................................................................... 7 2.2. Connection Diagram of Test System ................................................................................................ 8 2.3. Support Unit used in test configuration and system .......................................................................... 8 3. TEST RESULT ............................................................................................................................................. 9 3.1. Test of AC Conducted Emission Measurement ................................................................................ 9 3.2. Test of Radiated Emission Measurement ....................................................................................... 13 4. LIST OF MEASURING EQUIPMENT ........................................................................................................ 18 5. MEASUREMENT UNCERTAINTY ............................................................................................................ 19 APPENDIX A. SETUP PHOTOGRAPHS Sporton International Inc. (Kunshan) Page Number : 3 of 19 TEL : +86-512-57900158 Report Issued Date : Aug. 28, 2026 FCC ID : IHDT6AC6 Report Version : Rev. 01 Report Template No.: BU5-FD15B Version 3.0 FCC Test Report Report No. : FC672237 REVISION HISTORY REPORT NO. VERSION DESCRIPTION ISSUED DATE FC672237 Rev. 01 Initial issue of report Aug. 28, 2026 Sporton International Inc. (Kunshan) Page Number : 4 of 19 TEL : +86-512-57900158 Report Issued Date : Aug. 28, 2026 FCC ID : IHDT6AC6 Report Version : Rev. 01 Report Template No.: BU5-FD15B Version 3.0 FCC Test Report Report No. : FC672237 SUMMARY OF TEST RESULT Report Section FCC Rule Description Limit Result Remark 3.1 15.107 AC Conducted Emission < 15.107 limits PASS Under limit 8.41 dB at 0.161 MHz 3.2 15.109 Radiated Emission < 15.109 limits PASS Under limit 8.73 dB at 783.45 MHz Conformity Assessment Condition: The test results (PASS/FAIL) with all measurement uncertainty excluded are presented against the regulation limits or in accordance with the requirements stipulated by the applicant/manufacturer who shall bear all the risks of non-compliance that may potentially occur if measurement uncertainty is taken into account. Please refer to each test results in the section “Measurement Uncertainty”. Disclaimer: The product specifications of the EUT presented in the test report that may affect the test assessments are declared by the manufacturer who shall take full responsibility for the authenticity. Sporton International Inc. (Kunshan) Page Number : 5 of 19 TEL : +86-512-57900158 R…

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