2AEIM-2141065B Pillar Endpoint

Attestation Letter for Agent 2025-12-10 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements Part 2.911 (d)(7) Filing FCC ID: 2AEIM-2141065 Tesla, Inc certifies that, as of the date of the filing of the application, Tesla, Inc is our designated U.S. agent for service of process for the above referenced FCC ID: 2AEIM-2141065. Tesla, Inc agrees 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 the equipment. Tesla, Inc accepts, as of the date of the filing of the application, the obligation of the designated U.S. agent for service of process for the above referenced FCC ID. Designated U.S. Agent Information: Company name: Tesla, Inc (FRN: 0020169504) Address: 3500 Deer Creek Road, Palo Alto, CA 94304, USA Contact person: Cindy Li Tel: 408-718-7809 Email: [email protected] Sincerely, Applicant Name Tesla, Inc Applicant Printed Name Cindy Li Applicant Signature

CFR 47 §2.911(d)(5)(i) Attestation Letter Attestation Letter Date: 2025-12-10 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements CFR 47 §2.911(d)(5)(i) Filing FCC ID: 2AEIM-2141065 Tesla, Inc 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. Sincerely, Cindy Li Staff Certification Engineer [email protected] Tesla, Inc 3500 Deer Creek Road Palo Alto, CA 94304, USA

CFR 47 §2.911 (d)(5)(ii) Attestation Letter Attestation Letter Date: 2025-12-10 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements CFR 47 §2.911(d)(5)(ii) Filing FCC ID: 2AEIM-2141065 Tesla, Inc 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. Sincerely, Cindy Li Staff Certification Engineer [email protected] Tesla, Inc 3500 Deer Creek Road Palo Alto, CA 94304, USA

QA-FR-170-B 7/29/2014 FCC Authorization 2025-12-10 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We Tesla, Inc the undersigned, hereby authorizes Bay Area Compliance Laboratories Corp. to act on its behalf in all matters relating to application for Equipment authorization for B pillar Endpoint (Model: 2141065), including the signing of all documents relating to these matters. All acts carried out by Bay Area Compliance Laboratories Corp. on our behalf related to this application shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely Yours, Cindy Li Staff Certification Engineer [email protected] Tesla, Inc 3500 Deer Creek Road, Palo Alto, CA 94304, USA

QA-FR-172-A FCC Confidential Authorization 2025-12-10 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2AEIM-2141065 In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Tesla, Inc hereby requests long-term confidential treatment of information accompanying this application as outlined below: • Block Diagram • Schematics • Operation Description As well as short-term confidential treatment of information accompanying this application as outlined below: • Internal Photos • User’s Manual • External Photos • Test Set-up Photos The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely, Cindy Li Staff Certification Engineer [email protected] Tesla, Inc 3500 Deer Creek Road, Palo Alto, CA 94304, USA

Tesla, Inc. 3500 Deer Creek Road, Palo Alto, CA 94304 p +650 681 5100 f +650 681 5101 Federal Communications Commission Office of Engineering & Technology Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Via Electronic Filing Date: April 28, 2021 Re: Authorized Personnel for Grantee Code 2AEIM To Whom It May Concern: I currently serve as Tesla, Inc’s (Tesla) grantee contact (Grantee Code 2AEIM) for Federal Communications Commission (FCC) equipment authorizations. As prescribed in KDB 852134 Authorized Policy Form 731, I authorize the following personnel to act on Tesla’s behalf with regard to all matters that relate to FCC equipment authorization (i.e., signing Form 731, attestation letters, and confidentiality request letters). These individuals also are authorized to assign additional persons to act on Tesla’s behalf as authorized agents. Authorized Personnel: • Peng Zhang • Cindy Li This authorization is valid until further written notice from any of Tesla’s authorized grantee contacts. Sincerely Yours, Sean Lui Sr. Staff Charging Compliance Engineer 3500 Deer Creek Road, Palo Alto, California US 94304 Phone: (650)681-5109 [email protected]

Note: 1. All logos need to be 5mm minimum diameter; for the volume of certified equipment less than 100 cc, this can reduce to 3mm. 2. All letters font size needs to be 4pt minimum. TESLA INC B pillar Endpoint Model: 2141065 FCC ID: 2AEIM-2141065 IC: 20098-2141065 CAN ICES-003 (B)/NMB-003(B) CMIIT ID: xxxxxxxxxxxx xxxxxxxxxxxxxx xxx-xxxxxx IFT: TETExxxx-xxxx R-NZ Made in China R-R-Tsa-xxxxxxx

Tesla, Inc. FCC ID: 2AEIM-2141065, IC: 20098-2141065 Report Number: R2509243-247 Page 17 of 103 FCC Part 15C/ISEDC RSS-247 Test Report 5 FCC §2.1091, §15.247(i) & ISEDC RSS-102 - RF Exposure 5.1 Applicable Standards According to FCC §15.247(i) and §1.1307(b)(1), systems operating under the provisions of this section shall be operated in a manner that ensures that the public is not exposed to radio frequency energy level in excess of the Commission’s guidelines. Limits for General Population/Uncontrolled Exposure Frequency Range (MHz) Electric Field Strength (V/m) Magnetic Field Strength (A/m) Power Density (mW/cm 2 ) Averaging Time (minutes) Limits for General Population/Uncontrolled Exposure 0.3-1.34 614 1.63 * (100) 30 1.34-30 824/f 2.19/f * (180/f 2 ) 30 30-300 27.5 0.073 0.2 30 300-1500 / / f/1500 30 1500-100,000 / / 1.0 30 f = frequency in MHz * = Plane-wave equivalent power density According to ISED RSS-102 Issue 5 §2.5.2, Exemption Limits for Routine Evaluation- RF Exposure Evaluation, RF exposure evaluation is required if the separation distance between the user and/or bystander and the device’s radiating element is greater than 20 cm, except when the device operates as follows:  below 20 MH and the source-based, time-averaged maximum e.i.r.p. of the device is equal to or less than 1 W (adjusted for tune-up tolerance);  at or above 20 MHz and below 48 MHz and the source-based, time-averaged maximum e.i.r.p. of the device is equal to or less than 4.49/ƒ 0.5 W (adjusted for tune-up tolerance), where ƒ is in MHz;  at or above 48 MHz and below 300 MHz and the source-based, time-averaged maximum e.i.r.p. of the device is equal to or less than 0.6 W (adjusted for tune-up tolerance);  at or above 300 MHz and below 6 GHz and the source-based, time-averaged maximum e.i.r.p. of the device is equal to or less than 1.31 x 10 -2 ƒ 0.6834 W (adjusted for tune-up tolerance), where ƒ is in MHz;  at or above 6 GHz and the source-based, time-averaged maximum e.i.r.p. of the device is equal to or less than 5 W (adjusted for tune-up tolerance). In these cases, the information contained in the RF exposure technical brief may be limited to information that demonstrates how the e.i.r.p. was derived. Tesla, Inc. FCC ID: 2AEIM-2141065, IC: 20098-2141065 Report Number: R2509243-247 Page 18 of 103 FCC Part 15C/ISEDC RSS-247 Test Report 5.2 MPE Prediction As Predication of MPE limit at a given distance, Equation from OET Bulletin 65, Edition 97-01 S = PG/4R² Where: S = power density P = power input to antenna G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna 5.3 MPE Result for FCC BLE Standalone Maximum peak output power at antenna input terminal (dBm): 9.40 Maximum peak output power at antenna input terminal (mW): 8.71 Prediction distance (cm): 20 Prediction frequency (MHz): 2440 Maximum Antenna Gain, typical (dBi): 5.4 Maximum Antenna Gain (numeric): 3.47 Power density of prediction frequency at 20.0 cm (mW/cm 2 ): 0.006 FCC MPE limit for uncontrolled exposure at prediction frequency: 1.0 The device is compliant with the requirement MPE limit for uncontrolled exposure. The maximum power density at the distance of 20 cm is 0.006 mW/cm 2 . Limit is 1.0 mW/cm 2 . Worst Case Co-location MPE Calculation: Radio Max EIRP (dBm) Evaluated Distance (cm) Worst-Case Exposure Level (mW/cm 2 ) Limit (mW/cm 2 ) Worst- Case Ratios Sum of Ratios Limit BLE 14.80 20 0.006 1.0 0.006 0.006125 1.0 UWB -8.24 20 0.00003 1.0 0.00003 NFC -3.29 20 0.000093 0.979 0.000095 Note 1: NFC Max. EIRP is referenced from BACL report R2509243-225 Note 2: UWB Max. EIRP is referenced from BACL report R2509243-519 5.4 RF Exposure Evaluation for IC BLE Standalone Maximum EIRP power = 9.40 dBm + 5.4 dBi = 14.8 dBm (0.0302 W) which is less than 1.31×10 -2 f 0.6834 = 2.6764 W Therefore, the RF Exposure is exempt for IC.

Note: This test report was prepared for the customer shown above and for the device described herein. It may not be duplicated or used in part without prior written consent from Bay Area Compliance Laboratories Corp. This test report shall not be used by the customer to claim product certification, approval, or endorsement by A2LA or any agency of the United States Government or any foreign government. * This test report may contain data and test methods that are not covered by BACL’s scope of accreditation as of the test report date shown above. These items are marked within the test report text with an asterisk “*” FCC PART 15, SUBPART C ISEDC RSS-247, ISSUE 4, JULY 2025 TEST REPORT For Tesla, Inc. 3500 Deer Creek Road Palo Alto, CA 94304, USA FCC ID: 2AEIM-2141065 IC: 20098-2141065 R e p o r t T y p e : O r i gi n a l R e p o r t P r o d u c t T y p e : A u t o mo t i ve P a r t Prepared By: Michael Papa RF Test Engineer Report Number: R2509243-247 Report Date: 2025-12-12 Reviewed By: Steven Lianto EMC & RF Lead Bay Area Compliance Laboratories Corp. 1274 Anvilwood Avenue, Sunnyvale, CA 94089, USA Tel: (408) 732-9162 Fax: (408) 732-9164 Tesla, Inc. FCC ID: 2AEIM-2141065, IC: 20098-2141065 Report Number: R2509243-247 Page 2 of 103 FCC Part 15C/ISEDC RSS-247 Test Report TABLE OF CONTENTS 1 GENERAL DESCRIPTION ...................................................................................................................................... 5 1.1 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ............................................................................ 5 1.2 MECHANICAL DESCRIPTION OF EUT ................................................................................................................... 5 1.3 OBJECTIVE ........................................................................................................................................................... 5 1.4 RELATED SUBMITTAL(S)/GRANT(S) ..................................................................................................................... 6 1.5 TEST METHODOLOGY .......................................................................................................................................... 6 1.6 MEASUREMENT UNCERTAINTY ............................................................................................................................ 6 1.7 TEST FACILITY REGISTRATIONS ........................................................................................................................... 6 1.8 TEST FACILITY ACCREDITATIONS ........................................................................................................................ 7 2 SYSTEM TEST CONFIGURATION ..................................................................................................................... 11 2.1 JUSTIFICATION ................................................................................................................................................... 11 2.2 EUT EXERCISE SOFTWARE ................................................................................................................................ 11 2.3 DUTY CYCLE CORRECTION FACTOR .................................................................................................................. 11 2.4 EQUIPMENT MODIFICATION ............................................................................................................................... 13 2.5 LOCAL SUPPORT EQUIPMENT ............................................................................................................................. 13 2.6 REMOTE SUPPORT EQUIPMENT .......................................................................................................................... 13 2.7 POWER SUPPLY AND LINE FILTERS .................................................................................................................... 13 2.8 INTERFACE PORTS AND CABLING ....................................................................................................................... 13 3 SUMMARY OF TEST RESULTS ........................................................................................................................... 14 4 FCC §15.203 & ISEDC RSS-GEN §6.8 – ANTENNA REQUIREMENTS .......................................................... 15 4.1 APPLICABLE STANDARDS .................................................................................................................................. 15 4.2 ANTENNA DESCRIPTION ..................................................................................................................................... 16 5 FCC §2.1091, §15.247(I) & ISEDC RSS-102 - RF EXPOSURE ........................................................................... 17 5.1 APPLICABLE STANDARDS .................................................................................................................................. 17 5.2 MPE PREDICTION .............................................................................................................................................. 18 5.3 MPE RESULT FOR FCC ...................................................................................................................................... 18 5.4 RF EXPOSURE EVALUATION FOR IC .................................................................................................................. 18 6 FCC §15.35(B), §15.205, §15.209, §15.247(D) & ISEDC RSS-247 §6.6, RSS-GEN §8.9, §8.10 – SPURIOUS RADIATED EMISSIONS ............................................................................................................................................... 19 6.1 APPLICABLE STANDARDS .................................................................................................................................. 19 6.2 TEST SETUP...............................................................................…

Text truncated - open the document above for the full version.

Enabling TheElectronics Revolution B Pillar Antenna Test Report Test Setup Efficiency & Gain---BLE Freq(MHz) Gain(dBi) 2400 5.0 2420 5.1 2440 5.3 2460 5.4 2480 5.3 2500 5.1 2520 4.9 2540 4.6 2560 4.4 2580 4.2 2600 3.9 2D Radiation Pattern---BLE 2400MHz XYplot 2400MHz XZ plot 2400MHz YZ plot 2460MHz XYplot 2460MHz XZ plot 2460MHz YZ plot 2D Radiation Pattern---BLE 2500MHz XYplot 2500MHz XZ plot 2500MHz YZ plot 3D Radiation Pattern---BLE 2400MHz 2460MHz 2500MHz Efficiency & Gain---UWB Freq(MHz) Gain(dBi) 7000 -9.4 7050 -8.7 7100 -7.3 7150 -5.8 7200 -4.7 7250 -3.4 7300 -2.3 7350 -1.3 7400 -0.9 7450 -0.4 7500 0.0 7550 -0.2 7600 -0.2 7650 -0.4 7700 -0.5 7750 -0.5 7800 -0.7 7850 -0.8 7900 -0.9 7950 -0.5 8000 -0.4 8050 -0.6 8100 -0.3 8150 0.2 8200 0.9 8250 1.1 8300 1.0 8350 1.0 8400 0.6 8450 0.1 8500 -0.4 2D Radiation Pattern---UWB 7000MHz XYplot 7000MHz XZ plot 7000MHz YZ plot 7500MHz XYplot 7500MHz XZ plot 7500MHz YZ plot 2D Radiation Pattern---UWB 8000MHz XYplot 8000MHz XZ plot 8000MHz YZ plot 8500MHz XYplot 8500MHz XZ plot 8500MHz YZ plot 3D Radiation Pattern---UWB 7000MHz 7500MHz 8000MHz 8500MHz