2AZ2A-VTR3310ESSENTIAL FRS

VTech (Dongguan) Communications Limited Xia Ling Bei Management Zone, Liaobu Town Dongguan China Tel: +86-755-26616228 E-mail: [email protected] Date: 2026-01-30 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Attestation letter Dear Sir or Madam, Our product ESSENTIAL FRS, model: VTR-3310, FCC ID: 2AZ2A-VTR3310, for marketing purpose, this product only supports 462.5500-462.7250MHz, 467.5625-467.7125MHz (Modulation Technique: FM). The other functions, bands and modes was disabled to use by manufacturer in the software, the end user has no capability to activate it. Sincerely, Signature Printed Name: Lily Zhang Title: Compliance Engineer

VTech (Dongguan) Communications Limited Xia Ling Bei Management Zone, Liaobu Town Dongguan China Tel: +86-755-26616228 E-mail: [email protected] CFR 47 §2.911(d)(5)(i) Attestation Letter Attestation Letter Date: 01/30/2026 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: 2AZ2A-VTR3310 VTech (Dongguan) Communications Limited certifies that the equipment for which authorization is sought, is not authorization pursuant to section 2.903 of the FCC rules. Sincerely, Signature: Printed Name: Lily Zhang Title: Compliance Engineer

VTech (Dongguan) Communications Limited Xia Ling Bei Management Zone, Liaobu Town Dongguan China Tel: +86-755-26616228 E-mail: [email protected] CFR 47 §2.911 (d)(5)(ii) Attestation Letter Attestation Letter Date: 01/30/2026 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: 2AZ2A-VTR3310 VTech (Dongguan) Communications Limited certifies that as of the date of the filing of the application, the applicant is not equipment. And our product does not use Kaspersky software information. Sincerely, Signature: Printed Name: Lily Zhang Title: Compliance Engineer

U.S. AGENT LETTER OF ATTESTATION Date : 2026-02-02 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Re f: Attestation Statements CFR 47 §2.911(d)(7) Filing VTech (Dongguan) Communications Limited certifies that, as of t he dat e of th e filing of th e application, VTech is ou r designated U.S. agent fo r servic e of process for th e abov e referenced FC C ID. VTech (Dongguan) Communications Limited accepts to maintain an age nt for no less than one yea r afte r the grante e ha s terminated al l marketing and importation or th e conclusion of an y Commission-related proceeding involving the equipment. VTec h accepts, as of th e dat e of th e filin g of t he application, the obligation of the designated U.S. agen t for servic e of process for the ab ove referenced FCC ID. Designated U.S. Agent Information: Company Name: VTech Address: 13 S Elizabeth Tewksbury, MA 01876 United States FRN: 0037929957 Tel.: +1 (978) 337-6683 Email: [email protected] Signed by (printed name): Director of Business Development Signature: Applicant: VTech (Dongguan) Communications Limited Address: Xia Ling Bei Management Zone, Liaobu Town Dongguan China FRN: 0030952071 Tel: +86-755-26616228 Email: [email protected] Signed by (printed name): Lily Zhang Signature:

VTech (Dongguan) Communications Limited Xia Ling Bei Management Zone, Liaobu Town Dongguan China Tel: +86-755-26616228 E-mail: [email protected] QA-FR-170-B 7/29/2014 FCC Authorization Date: 2026-01-30 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We VTech (Dongguan) Communications Limited, the undersigned, hereby authorizes Shenzhen Accurate Technology Co., Ltd. to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Shenzhen Accurate Technology Co., Ltd. on our behalf 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, Signature: Printed Name: Lily Zhang Title: Compliance Engineer

VTech (Dongguan) Communications Limited Xia Ling Bei Management Zone, Liaobu Town Dongguan China Tel: +86-755-26616228 E-mail: [email protected] FCC Confidential Authorization Date: 2026-01-30 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2AZ2A-VTR3310 In accordance with Sections 0.457 and 0.459 of the VTech (Dongguan) Communications Limited hereby requests long-term confidential treatment of information accompanying this application as outlined below: Block Diagram Schematics Operation Description Part list/Tune up Procedure 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 Yours, Signature: Printed Name: Lily Zhang Title: Compliance Engineer

Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT External Photos External Photos Page 1 / 5 External Photos Antenna Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT External Photos External Photos Page 2 / 5 Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT External Photos External Photos Page 3 / 5 Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT External Photos External Photos Page 4 / 5 Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT External Photos External Photos Page 5 / 5 ***** END *****

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Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT Internal Photos Internal Photos Page 1 / 7 Internal Photos Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT Internal Photos Internal Photos Page 2 / 7 Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT Internal Photos Internal Photos Page 3 / 7 Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT Internal Photos Internal Photos Page 4 / 7 Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT Internal Photos Internal Photos Page 5 / 7 Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT Internal Photos Internal Photos Page 6 / 7 Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF EUT Internal Photos Internal Photos Page 7 / 7 Antenna ***** END *****

Note: The information marked # is provided by the applicant, the laboratory is not responsible for its authenticity and this information can affect the validity of the result in the test report. Customer model name, addresses, names, trademarks etc. are included. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. This report must not be used by the customer to claim product certification, approval, or endorsement by NVLAP or any agency of the U.S. Government. This report may contain data that are not covered by the NVLAP accreditation and are marked with an asterisk “▼”. Bay A r ea Compliance Laboratories Corp. (Shenzhen) 5F(B-West) , 6F, 7F, the 3rd Phase of Wan Li Industrial Building D, Shihua Rd, FuTian Free Trade Zone, Shenzhen, China Tel: +86-755-33320018Fax: +86-755-33320008www.baclcorp.com.cn TR-EM-SA005Page 1 of 48Version 3.0 TEST REPORT Applicant Name: Address: Report Number: FCC ID: VTech (Dongguan) Communications Limited Xia Ling Bei Management Zone, Liaobu Town Dongguan China 2501A01920E-SA 2AZ2A-VTR3310 Test Standard (s) FCC 47 CFR part 2.1093 Sample Description Product Name: Model No.: Multiple Model(s) No.: Trade Mark: Serial Number: ESSENTIAL FRS VTR-3310 N/A N/A 3F1W-1 Date Received: 2025/12/23 Date of Test: 2025/12/24 Issue Date: 2026/01/28 Test Result: Pass ▲ ▲In the configuration tested, the EUT complied with the standards above. Prepared and Checked By: Approved By: Bob Lu Luke Jiang SAR Engineer SAR Engineer Bay Area Compliance Laboratories Corp.(Shenzhen) Report No.: 2501A01920E-SA TR-EM-SA005Page 2 of 48Version 3.0 Attestation of Test Results Frequency Band Max. SAR Level(s) Reported(W/kg) Limit(W/Kg) PTT(462.5500-467.7125MHz) 1g Head SAR 0.33 1.6 1g Body SAR 0.59 Applicable Standards FCC 47 CFR part 2.1093 Radiation exposure evaluation: portable devices RF Exposure Procedures: TCB Workshop April 2019 IEEE 1528:2013 IEEE Recommended Practice for Determining the Peak Spatial-Average Specific Absorption Rate (SAR) in the Human Head from Wireless Communications Devices: Measurement Techniques KDB procedures KDB 447498 D01 General RF Exposure Guidance v06 KDB 865664 D01 SAR Measurement 100 MHz to 6 GHz v01r04 KDB 865664 D02 RF Exposure Reporting v01r02 KDB 643646 D01 SAR Test for PTT Radios v01r03 Note: This wireless device has been shown to be capable of compliance for localized specific absorption rate (SAR) for Occupational /Controlled Exposure limits specified in FCC 47 CFR part 2.1093 and has been tested in accordance with the measurement procedures specified in IEEE 1528-2013 and RF exposure KDB procedures. The results and statements contained in this report pertain only to the device(s) evaluated. Bay Area Compliance Laboratories Corp.(Shenzhen) Report No.: 2501A01920E-SA TR-EM-SA005Page 3 of 48Version 3.0 TABLE OF CONTENTS DOCUMENT REVISION HISTORY ......................................................................................................................... 4 EUT DESCRIPTION ................................................................................................................................................... 5 TECHNICAL SPECIFICATION ......................................................................................................................................... 5 REFERENCE, STANDARDS, AND GUILDELINES .............................................................................................. 6 SAR LIMITS ................................................................................................................................................................ 6 FACILITIES ................................................................................................................................................................. 7 DESCRIPTION OF TEST SYSTEM .......................................................................................................................... 8 EQUIPMENT LIST AND CALIBRATION ............................................................................................................. 15 EQUIPMENT’S LIST & CALIBRATION INFORMATION .................................................................................................. 15 SAR MEASUREMENT SYSTEM VERIFICATION ............................................................................................. 16 LIQUID VERIFICATION ............................................................................................................................................... 16 SYSTEM ACCURACY VERIFICATION .......................................................................................................................... 17 SAR SYSTEM VALIDATION DATA .................................................................................................................... 18 EUT TEST STRATEGY AND METHODOLOGY ................................................................................................. 19 TEST POSITIONS FOR BODY-WORN AND OTHER CONFIGURATIONS ............................................................................. 19 TEST DISTANCE FOR SAR EVALUATION ................................................................................................................... 19 SAR EVALUATION PROCEDURE ................................................................................................................................ 20 RADIATED OUTPUT POWER MEASUREMENT ............................................................................................... 21 TEST PROCEDURE ...................................................................................................................................................... 21 MAXIMUM TARGET OUTPUT …

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Note: This report must not be used by the customer to claim product certification, approval, or endorsement by A2LA, or any agency of the Federal Government. The information marked ―#‖ is provided by the applicant, the laboratory is not responsible for its authenticity and this information can affect the validity of the result in the test report. Customer model name, addresses, names, trademarks etc. are included but no need marked. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. Shenzhen Accurate Technology Co., Ltd. Floor 1, KuMaKe Building, Dongzhou Community, Guangming Street, Guangming District, Shenzhen, Guangdong, China. Tel: +86 755-26503290 Web: www.atc-lab.com Rev:A/4.0(2024/11/01) Page 1 of 34 TR-4-E-R040 TEST REPORT Applicant Name: VTech (Dongguan) Communications Limited Address: Xia Ling Bei Management Zone, Liaobu Town Dongguan China Report Number: 2504A01920E-RF-00A FCC ID: 2AZ2A-VTR3310 Test Standard (s) FCC PART 95 SUBPART B Sample Description Product Name: ESSENTIAL FRS Model No.: VTR-3310 Trade Mark: N/A Date Received: 2026-01-12 Report Date: 2026-01-27 Test Result: The EUT complied with the standards above. Prepared and Checked By: Approved By: Matt Liang Bob Liao EMC Engineer EMC Engineer Shenzhen Accurate Technology Co., Ltd. Report No.: 2504A01920E-RF-00A Rev:A/4.0(2024/11/01) Page 2 of 34 TR-4-E-R040 TABLE OF CONTENTS DOCUMENT REVISION HISTORY ................................................................................................................ 4 GENERAL INFORMATION ............................................................................................................................ 5 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ........................................................................ 5 OBJECTIVE ................................................................................................................................................... 5 TEST METHODOLOGY .................................................................................................................................... 5 TEST FACILITY .............................................................................................................................................. 6 MEASUREMENT UNCERTAINTY ....................................................................................................................... 6 SYSTEM TEST CONFIGURATION ............................................................................................................... 7 DESCRIPTION OF TEST CONFIGURATION......................................................................................................... 7 EQUIPMENT MODIFICATIONS .......................................................................................................................... 7 SUPPORT EQUIPMENT LIST AND DETAILS ....................................................................................................... 7 EXTERNAL I/O CABLE .................................................................................................................................... 7 BLOCK DIAGRAM OF TEST SETUP .................................................................................................................. 8 SUMMARY OF TEST RESULTS ................................................................................................................... 9 TEST EQUIPMENT LIST ............................................................................................................................. 10 RF EXPOSURE ............................................................................................................................................ 11 APPLICABLE STANDARD ............................................................................................................................... 11 FRS ADDITIONAL REQUIREMETNTS ....................................................................................................... 12 APPLICABLE STANDARD ............................................................................................................................... 12 RESULT ...................................................................................................................................................... 12 RF OUTPUT POWER ................................................................................................................................... 13 APPLICABLE STANDARD ............................................................................................................................... 13 TEST PROCEDURE ...................................................................................................................................... 13 TEST DATA ................................................................................................................................................. 14 MODULATION CHARACTERISTIC ............................................................................................................ 15 APPLICABLE STANDARD ............................................................................................................................... 15 TEST PROCEDURE ...................................................................................................................................... 15 TEST DATA ................................................................................................................................................. 16 AUTHOURIZED BANDWIDTH AND EMISSION MASK ............................................................................. 17 APPLICABLE STANDARD .........................................…

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Antenna Specification Model: VTR-3310ANT Frequency: 440-470MHz Antenna gain: -2dBi Manufacturer: VTech (Dongguan) Communications Limited Xia Ling Bei Management Zone, Liaobu Town Dongguan China Daily chart Unit: mm 3D orientation map

Shenzhen Accurate Technology Co., Ltd. No.: 2504A01920E-RF-00A Test Photos Test Photos Page 1 / 1 Radiated Spurious Emissions Test View (Below 30MHz) Radiated Spurious Emissions Test View (Above 1GHz) ***** END *****