2A6HEVF-EC32UMULTIMEDIA HEAD UNIT

eCockpit (MHU)Quick UserManual Page 1 of 12 VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY Document name: Quick user manual Version: V0.1 Page: 11 eCockpit (MHU)Quick UserManual Page 2 of 12 Contents 1. Summary ............................................................................................................................................. 3 2. Wiring for MHU ....................................................................................................................................... 5 3. System booting: ..................................................................................................................................... 6 4. Connect to Bluetooth media: ................................................................................................................ 7 5. Radio (FM) .............................................................................................................................................. 8 6. Multimedia in General ........................................................................................................................... 9 7. FCC REGULATIONS AND COMPLIANCE INFORMATION ........................................................ 10 7.1 PART 15 COMPLIANCE STATEMENT ..................................................................................... 10 7.2 RF EXPOSURE INFORMATION ................................................................................................ 10 8. ISED NOTICE....................................................................................................................................... 11 9. MORE INFORMATION ....................................................................................................................... 12 eCockpit (MHU)Quick UserManual Page 3 of 12 1. Summary MULTIMEDIA HEAD UNIT Manufacturer VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY Viet Nam Dinh Vu - Cat Hai Economic Zone, Cat Hai Island, Cat Hai Town, Cat Hai District, Hai Phong City, Vietnam Tel: +84 2253969999 US importer VinFast Automotive LLC12777 W Jefferson Blvd. Playa Vista, California 90066, US Tel: +1-833-846-8255 https://vinfastauto.us/ CANADA importer VinFast Auto Canada Inc2025 Willingdon Avenue, Suite 900, Burnaby BC V5C 0J3,Canada Tel: +1-855-888-8322 https://vinfastauto.ca/ eCockpit (MHU)Quick UserManual Page 4 of 12 Specification Item Detail Product Multimedia head unit Model VF-EC32U OS Android 11 CPU R-Car-H3 GPU IMG PowerVR GX6650 RAM 8GB LPDDR4 ROM eMMC 64GB + 512 Mbit Hyper Flash Display resolution Support FullHD(1920*1080) Location GPS/Galileo/GLONASS/SBAS Network (US/CA) LTE FDD: B2/B4/B5/B7/B12/B13 WCDMA: B2/B4/B5 GSM: 850/1900MHz WiFi 802.11 a/b/g/n/ac @ 2.4 GHz and 5 GHz (1x1) 4G Speed LTE Cat 4 LTE FDD: Max 150Mbps (DL)/Max 50Mbps (UL) Bluetooth 5.0 AM/FM/DAB Receiver FM Dimension (L x W x H) 248 x 184.8 x 66.1 mm eCockpit (MHU)Quick UserManual Page 5 of 12 2. Wiring for MHU Notice: - Disconnect power on vehicle before beginning the installation. (Important) - Plug the vehicle harness into the receptacle on product. - Plug all Antenna harness into the antenna port (LTE/GPS/FM/DAB) Deactivate The port cannot be used Deactivate The port cannot be used WLAN5.0 GHz/ BT WLAN2.4 GHz Deactivate The port cannot be used eCockpit (MHU)Quick UserManual Page 6 of 12 3. System booting: Start booting: eCockpit (MHU)Quick UserManual Page 7 of 12 4. Connect to Bluetooth media: Step 1: choose media Step 2: choose “Bluetooth” symbol. eCockpit (MHU)Quick UserManual Page 8 of 12 5. Radio (FM) Step 1: choose media Step 2: choose “radio” symbol Notice: - Function FM support eCockpit (MHU)Quick UserManual Page 9 of 12 6. Multimedia in General Source name Location Screen samples When is it available when press “Source” button on steering wheel? What will be played when press source? Radio Native app When infotainment is on Last channel and last band Bluetooth Native app No device connected, not available At least 01 device connected available When infotainment is on Last device and Last song and Last timeframe played by the device USB media Native app No USB connected or not song in there Connected 01 USB and have at least 1 song When infotainment is on Last media, last time frame from USB of the profile Alexa Media Phone mirroring Alexa When infotainment is on Last media in the ignition circle, of the profile Android Auto Phone mirroring Android auto Android auto start Android Auto connected Android Auto will decide what to play from phone Apple car play Phone mirroring Apple car play Apple car play start CarPlay connected CarPlay will decide what to play from phone Web Browser 3 rd App Not selected to play a program yet Selected to play a program in the ignition circle When has internet access and select a program to play in the ignition circle, and car in not in drive Notice: - When opening for the first time, play radio FM. - Last played media source and file should be saved to the profile. - Open to the last played or currently playing source when the app is opened for the first time on a new ignition cycle. eCockpit (MHU)Quick UserManual Page 10 of 12 7. FCC REGULATIONS AND COMPLIANCE INFORMATION 7.1 PART 15 COMPLIANCE STATEMENT This eCockpit complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This eCockpit has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiated radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee tha…

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VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY Federal Communications Commission 7435 Oakland Mills Road Columbia MD 21046 Date: November 14, 2023 Subject: Certifications concerning “covered” equipment pursuant to Part 2.911(d)(5)(i) and (ii) To whom it may concern, VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY certifies that the equipment FCC ID: 2A6HEVF-EC32U for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY 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. Sincerely, ________________________ Name: Thai Thi Thanh Hai E-mail: [email protected]

Via Federal Express Oct 12, 2023 Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Re: Certification Designating U.S. Agent for Service of Process Pursuant to Part 2.911(d)(7) To Whom It May Concern, VinFast Trading and Production Joint Stock Company, 2A6HE, 0032200867 (the “Applicant”) certifies that, as of the date of the filing of application, VinFast Auto, LLC (the “Agent”) is designated as the U.S. agent for the purpose of accepting service of process on behalf of the Applicant. The physical U.S. address, email for the designated Agent, and FRN are as follows: Physical U.S. Address: 12777 W Jefferson Blvd., Suite A-101, Los Angeles, CA 90066 Email: [email protected] FRN: 00034268888 The Applicant agrees to maintain an agent for service of process in the U.S. 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 Agent accepts the designation by (the Applicant) as the U.S. agent to accept service of process including, but not limited to, delivery of any correspondence, notices, orders, decisions, and requirements of administrative, legal, or judicial process related to Commission proceedings. Signed by the Applicant Signed by the Agent (if different from the Applicant) VinFast Trading and Production Joint Stock Company VinFast Auto, LLC Name: Hai Thi Thanh Thai By: Anh Thi Van Nguyen Title: Deputy Chief Executive Officer Title: Chief Executive Officer Email: Email: [email protected] Date: Oct 12, 2023 Date: Oct 12, 2023

VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY Date: November 14, 2023 Federal Communications Commission Office of Engineering and Technology Laboratory Division 7435 Oakland Mills Rd Columbia MD 21046-1609 Subject: Request for Confidentiality FCC ID: 2A6HEVF-EC32U 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. VINFAST 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 applicant 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, Contact: Thai Thi Thanh Hai E-mail: [email protected]

VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY Date: November 14, 2023 To whom it may concern, Please be notified that I, Thai Thi Thanh Hai, have designated Jim Tsai of Sporton International Inc. and 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 Jim 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. 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: 2A6HEVF-EC32U 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, Contact: Thai Thi Thanh Hai E-mail: [email protected]

VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY November 14, 2023 Declaration This device with FCC ID: 2A6HEVF-EC32U integrates a WWAN module: Model FCC ID Date of Grant WWAN module AG35-NA XMR201905AG35NA 04/15/2019 No hardware design changes are made on the module, and the software has not been changed to increase the RF output power of the module. Pursuant to KDB 996369 D02, the original modular report list below is submitted to represent the compliance of Part 22/24/27 conducted testing items of this device. Only conducted power, ERP/ EIRP and RSE test items are tested in this report. All the other test results are leveraged from module RF report. Test Report Number FG912203A FG912203B Sincerely, Contact: Thai Thi Thanh Hai E-mail: [email protected]

Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 1 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 720510 1. External Photograph of EUT Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 2 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 3 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 4 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 5 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 6 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 7 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 List of Accessory: Specification of Accessory Battery Brand Name Panasonic energy Model Name BK-12F3G2 Remark: For accessories equipped with this EUT, please refer to the following photos. 2. Photograph of Accessory Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 8 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 720510 Battery Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 9 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01

Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 10 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 3. Internal Photograph of EUT GNSS Ant. Port WWAN Ant. Port FM Ant. Port Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 11 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 WLAN 2.4 GHz Ant 720510 WLAN 5 GHz & BT Ant Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 12 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 13 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 14 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 15 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 16 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 17 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 18 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 19 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 20 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 21 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 22 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 23 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 24 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 25 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 26 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 27 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 28 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 29 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 30 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 31 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number : 32 of 44 TEL : 86-0512-5790-0158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 Photographs of EUT Report No.: EP362705A Brand Name: VINFAST; Model Name: VF-EC32U Sporton International Inc. (Kunshan) Page Number :…

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Sporton International Inc. (Kunshan) Page Number : 1 of 10 TEL : +86-512-57900158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA362705 RF Exposure Evaluation Report APPLICANT : VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY EQUIPMENT : MULTIMEDIA HEAD UNIT BRAND NAME : VINFAST MODEL NAME : VF-EC32U FCC ID : 2A6HEVF-EC32U STANDARD : 47 CFR Part 2.1091 FCC KDB 447498 D01 v06 The product evaluation date was started from Oct. 18, 2023 and completed on Oct. 18, 2023. We, Sporton International Inc. (Kunshan), would like to declare that the device has been evaluated in accordance with 47 CFR Part 2.1091 and FCC KDB 447498 D01 v06, and pass the limit. Without written approval of Sporton International Inc. (Kunshan), the test report shall not be reproduced except in full. Approved by: Si Zhang 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 10 TEL : +86-512-57900158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA362705 Table of Contents 1. ADMINISTRATION DATA ........................................................................................................................... 4 1.1. Testing Laboratory ............................................................................................................................. 4 2. DESCRIPTION OF EQUIPMENT UNDER TEST (EUT) ............................................................................. 5 3. MAXIMUM RF AVERAGE OUTPUT TUNE UP POWER AMONG PRODUCTION UNITS ....................... 6 4. RF EXPOSURE LIMIT INTRODUCTION .................................................................................................... 8 5. RADIO FREQUENCY RADIATION EXPOSURE EVALUATION ............................................................... 9 5.1. Standalone Power Density Calculation ............................................................................................. 9 5.2. Collocated Power Density Calculation ............................................................................................. 10 Sporton International Inc. (Kunshan) Page Number : 3 of 10 TEL : +86-512-57900158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA362705 Revision History REPORT NO. VERSION DESCRIPTION ISSUED DATE FA362705 Rev. 01 Initial issue of report. Nov. 10, 2023 Sporton International Inc. (Kunshan) Page Number : 4 of 10 TEL : +86-512-57900158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA362705 1. Administration Data 1.1. Testing Laboratory Sporton International Inc. (Kunshan) is accredited to ISO/IEC 17025:2017 by American Association for Laboratory Accreditation with Certificate Number 5145.02. Testing Laboratory Test Firm Sporton International Inc. (Kunshan) Test Site Location No. 1098, Pengxi North Road, Kunshan Economic Development Zone Jiangsu Province 215300 People’s Republic of China TEL : +86-512-57900158 Test Site No. Sporton Site No. FCC Designation No. FCC Test Firm Registration No. SAR01-KS CN1257 314309 Applicant Company Name VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY Address Dinh Vu - Cat Hai Economic Zone, Cat Hai Island, Cat Hai Town, Cat Hai District, Hai Phong City, Vietnam Manufacturer Company Name VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY Address Dinh Vu - Cat Hai Economic Zone, Cat Hai Island, Cat Hai Town, Cat Hai District, Hai Phong City, Vietnam Sporton International Inc. (Kunshan) Page Number : 5 of 10 TEL : +86-512-57900158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HEVF-EC32U Report Version : Rev. 01 RF Exposure Evaluation Report Report No. : FA362705 2. Description of Equipment Under Test (EUT) Product Feature & Specification EUT Type MULTIMEDIA HEAD UNIT Brand Name VINFAST Model Name VF-EC32U FCC ID 2A6HEVF-EC32U Wireless Technology and Frequency Range GSM850: 824 MHz ~ 849 MHz GSM1900: 824 MHz ~ 849 MHz WCDMA Band II: 1850 MHz ~ 1910 MHz WCDMA Band IV: 1710 MHz ~ 1755 MHz WCDMA Band V: 824 MHz ~ 849 MHz LTE Band 2 : 1850 MHz ~ 1910 MHz LTE Band 4 : 1710 MHz ~ 1755 MHz LTE Band 5 : 824 MHz ~ 849 MHz LTE Band 7: 2500 MHz ~ 2570 MHz LTE Band 12 : 699 MHz ~ 716 MHz LTE Band 13 : 777 MHz ~ 787 MHz WLAN 2.4GHz Band: 2412 MHz ~ 2462 MHz WLAN 5.2GHz Band: 5180 MHz ~ 5240 MHz WLAN 5.8GHz Band: 5745 MHz ~ 5825 MHz Bluetooth: 2402 MHz ~ 2480 MHz Mode GSM/GPRS/EGPRS RMC/AMR 12.2Kbps HSDPA HSUPA DC-HSDPA HSPA+(16QAM uplink is supported) LTE: QPSK, 16QAM WLAN 2.4GHz 802.11b/g/n HT20 WLAN 5GHz 802.11a/n HT20/HT40 WLAN 5GHz 802.11ac VHT20/VHT40/VHT80 Bluetooth BR/EDR/LE Antenna Gain GSM850 : 0.7 dBi GSM1900 : 2.1 dBi WCDMA Band II: 2.1 dBi WCDMA Band IV: 3.5 dBi WCDMA Band V: 0.7 dBi LTE Band 2 : 2.1 dBi LTE Band 4 : 3.5 dBi LTE Band 5 : 0.7 dBi LTE Band 7 : -1.7 dBi LTE Band 12 : 1.8 dBi LTE Band 13 : 0.1 dBi Bluetooth: 3.89 dBi WLAN2.4GHz: 3.61 dBi WLAN5.2GHz: 6.35 dBi WLAN5.8GHz: 5.27 dBi Antenna Type WWAN: PCB Antenna WLAN/Bluetooth: FPCB Antenna HW Version EEP70005507 SW Version SOW70005570 EUT Stage Identical Prototype Remark: The above EUT's information was declared by manufacturer. Please refer to the specifications or user's manual for more detailed description. Comments and Explanations: 1. The declared of product specification for EUT presented in the report are provided by the manufacturer, and the manufacturer takes all the responsibilities for the accuracy of product specification. 2. The maximum RF output tune up power, antenna gain also the safe distance used for evaluate RF exposure were Sporton International Inc. (Kunshan) Page Number : 6 of 10 TEL : +86-512-57900158 Report Issued Date : Nov. 10, 2023 FCC ID : 2A6HE…

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Confidential CustomerVinfast ModelAMO-FCS0-F7004-UL240/ UL100 ApplicationDual WiFi Antenna typeFPCB+CableAssembly type Approval WrittenReviewedApproved 2 ItemContents Part NumberAMO-FCS0-F7004-UL240AMO-FCS0-F7004-UL100 Antenna TypeFPCB + RF cable + RF connector assembly antenna ManufacturerAMOTECH Address of Manufacturer380 Namdongseo-ro, Namdong-gu, Incheon, Korea Test LaboratoryAMOTECH Testing S/WMTG Mobile Antenna Measurement S/W Testing Instrument ChamberMTG [6 x 3 x 3 m] Calibration date2023. 07. 13 Network AnalyzerE5071C Product Width35 mm35 mm Product Length243 mm103 mm 1-1) Information 3 1-2) Antenna figure AMO-FCS0-F7004-UL240 AMO-FCS0-F7004-UL100 35 35 243 103 unit : mm 4 AMO-FCS0-F7004-UL240AMO-FCS0-F7004-UL100 1-1) Antenna VSWR 5 1-2) Passive gain table Frequency [MHz] AMO-FCS0-F7004-UL240AMO-FCS0-F7004-UL100 Efficiency [%]Avg. Gain [dBi]Peak Gain [dBi]Efficiency [%]Avg. Gain [dBi]Peak Gain [dBi] 240040.00-3.983.1745.54-3.423.89 244249.11-3.093.6143.64-3.603.70 248536.09-4.432.1935.73-4.472.48 515048.83-3.114.7565.85-1.816.35 550056.70-2.465.0355.30-2.575.41 585046.97-3.284.4851.25-2.905.27 6 1-3) 2D / 3D Radiation Pattern @ 2442MHz XY planeZX planeYZ plane @ 5500MHz XY planeZX planeYZ plane AMO-FCS0-F7004-UL240 7 1-4) 2D / 3D Radiation Pattern @ 2442MHz XY planeZX planeYZ plane @ 5500MHz XY planeZX planeYZ plane AMO-FCS0-F7004-UL100

Sporton International Inc. (Kunshan) Page Number : 1 of 44 TEL : +86-512-57900158 Report Issued Date : Nov. 10, 2023 FCC ID: 2A6HEVF-EC32U Report Version : Rev. 01 Report Template No.: BU5-FR15CBLE Version 2.0 FCC RF Test Report Report No. : FR362705B FCC RF Test Report APPLICANT : VINFAST TRADING AND PRODUCTION JOINT STOCK COMPANY EQUIPMENT : MULTIMEDIA HEAD UNIT BRAND NAME : VINFAST MODEL NAME : VF-EC32U FCC ID : 2A6HEVF-EC32U STANDARD : FCC Part 15 Subpart C §15.247 CLASSIFICATION : (DTS) Digital Transmission System TEST DATE(S) : Sep. 26, 2023 ~ Oct. 12, 2023 We, Sporton International Inc. (Kunshan), would like to declare that the tested sample has been evaluated in accordance with the test procedures 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 44 TEL : +86-512-57900158 Report Issued Date : Nov. 10, 2023 FCC ID: …

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