2AJVQ-MWH428BWiFi/BT Module

Qingdao Intelligent&Precise Electronics Co., Ltd No218,Qianwangang Road, Qingdao Economic&Technological Development Zone P.O. Box 266071, Qingdao, 266071 China Attestation Statements Not Covered Entity Applicant & Not Covered Equipment To: Federal Communications Commission Date: Dec. 16, 25 7435 Oakland Mills Road, Columbia, MD 21046, USA Ref: Information Required by Section 2.911(d)(5)(i) & (ii) FCC ID: 2AJVQ-MWH428B Qingdao Intelligent&Precise Electronics Co., Ltd (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List, established pursuant to § 1.50002 of reference chapter, as an entity producing “covered” communication equipment. The equipment for which authorization is sought is not “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List that prohibited from receiving an equipment authorization pursuant to section § 2.903 of the FCC rules. Sincerely yours, Applicant Signature Printed Name: Peng Wang Title: Certification Engineer Tel.: 18724717972 Fax Number: 053255755677 Email: [email protected]

Qingdao Intelligent&Precise Electronics Co., Ltd No218,Qianwangang Road, Qingdao Economic&Technological Development Zone P.O. Box 266071, Qingdao, 266071 China 1 | P a g e Attestation Statements To: Federal Communications Commission Date: Dec. 16, 25 7435 Oakland Mills Road, Columbia, MD 21046, USA Subject: Attestation of Compliance with FCC Covered List Software Requirements FCC ID: [2AJVQ-MWH428B] Product Name: [WiFi/BT Module] This letter serves as an attestation that the equipment identified above ☐ is / ☒ is not (select one) "covered" software as defined under the Federal Communications Commission (FCC) Covered List requirements, as outlined in FCC 22-84 and KDB 986446. Specifically, the undersigned certifies that the equipment for which authorization is sought: 1. Does not contain cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors, assignees, parents, subsidiaries, affiliates, or any entity that has rebranded or relabeled software produced by the aforementioned entities. 2. Does not have the capability to store, run, or deliver any software identified on the FCC Covered List, including but not limited to cybersecurity and anti-virus software. To support this attestation, the appendix evaluation documentation has been prepared and is included in the certification filing. This attestation is based on a thorough evaluation of the device's design, functionality, and software environment. The undersigned affirms that the information provided is accurate and complete to the best of their knowledge. Sincerely yours, Applicant Signature: Printed Name: Peng Wang Title: Certification Engineer Tel.: 18724717972 Fax Number: 053255755677 Email: [email protected] Qingdao Intelligent&Precise Electronics Co., Ltd No218,Qianwangang Road, Qingdao Economic&Technological Development Zone P.O. Box 266071, Qingdao, 266071 China 2 | P a g e Evaluation regarding to the Covered List Software: Compliance Methodology Evaluation Process Results Device is Inherent compliance ☒ The Chipset(s) used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ The Memory used is limited to run the Cybersecurity or anti-virus software. Compliance ☒ There is storage capacity limitation for store or install the Cybersecurity or anti-virus software. Compliance ☒ Operating system used is limited to run, install or deliver the Cybersecurity or anti-virus software. Compliance Device is not Inherent compliance ☐ Evaluation Based on Software Bill of Materials (SBoM) See attached “SBoM“ Note:The SBoM content is limited to the scope of covered list software (e.g. antivirus and cybersecurity software). ☐ Evaluation Based on Scan for Software on the device ☐ Evaluation Based on Filesystem scan ☐ Evaluation Based on Running software check

Qingdao Intelligent&Precise Electronics Co., Ltd. No218,Qianwangang Road, Qingdao Economic&Technological Development Zone P.O. Box 266071, Qingdao, 266071 China * the applicant must designate a contact located in the United States for purposes of acting as the applicant’s agent for service of process, regardless of whether the applicant is a domestic or foreign entity. An applicant located in the United States may designate itself as the agent for service of process. FCC Agent Designation for Service of Process - Certification Attestation Letter DATE 12/15/2025 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 ATTN.: Reviewing Engineer FCC ID: 2AJVQ-MWH428B Applicant Company Name: Qingdao Intelligent&Precise Electronics Co., Ltd. Company Address: No218,Qianwangang Road, Qingdao Economic&Technological Development Zone P.O. Box 266071, Qingdao, 266071 China Applicant name: Peng Wang Email Address: [email protected] FRN: 0025785783 Per section 2.911(d)(7) of the FCC rules, Qingdao Intelligent&Precise Electronics Co., Ltd certifies that the equipment for which authorization is sought is designated to the following FCC Designated agent* for service of process: Company Name: FCC US Agent, LLC Physical U.S. Company Address: 3722 lllinois Avenue, Saint Charles, lL,60174,USA Agent name: Tim Payne Phone:708-571-3148 Agent Email: [email protected] FRN: 0033402884 The above contact person accepts the obligation for service of process. The applicant 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 the equipment. Applicant Signed: Designated Agent Signed: (Required, if different to Applicant): Signed: Signed: Printed name: Peng Wang Printed name: Tim Payne Title: Certification Engineer Title: N/A Company Name: Qingdao Intelligent&Precise Electronics Co., Ltd Company Name: FCC US Agent, LLC Date: 12/15/2025 Date: 12/15/2025

Qingdao Intelligent&Precise Electronics Co., Ltd No218,Qianwangang Road, Qingdao Economic&Technological Development Zone P.O. Box 266071, Qingdao, 266071 China (December 15, 2025) Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request for: FCC ID: 2AJVQ-MWH428B Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request permanent confidential treatment of the exhibits accompanying this certification application as outlined below :  Block Diagram  Schematics  Operational Description  NIl Software Security The above exhibits contain trade secrets and/or proprietary information that are not publicly available and materials that the Applicant has spent considerable efforts in developing. Public disclosure of these may be harmful to the Applicant and give an unfair advantage to competitors on the market. Pursuant to DA 04-1705, the applicant also requests temporary confidential treatment of the exhibits outlined below for a period of (up to 180) days from the date of equipment authorization and prior to marketing in the United States to prevent the premature release of any sensitive information. Applicant is aware of their responsibility to notify DERYCOM in the event information regarding the product or the product is made available to the public before the requested period has expired.  User Manual  Internal Photos  External Photos  Test Setup Photos Sincerely, Signature: Printed Name: Peng Wang Title: Certification Engineer Tel.: 18724717972 Fax Number: 053255755677 Email: [email protected]

Qingdao Intelligent&Precise Electronics Co., Ltd No218,Qianwangang Road, Qingdao Economic&Technological Development Zone P.O. Box 266071, Qingdao, 266071 China (1 2/15/2025) Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization for FCC ID: 2AJVQ-MWH428B I, the undersigned, hereby authorize (DEKRA Testing and Certification (Suzhou) Co., Ltd.) to act on our behalf in all matters relating to this application for equipment certification. Any act carried out by (DEKRA Testing and Certification (Suzhou) Co., Ltd.) shall have the same effect as our own and I acknowledge that all responsibility for complying with the terms and conditions of certification, as specified by DERYCOM CERTIFICATION SERVICES, INC., still resides with (Qingdao Intelligent&Precise Electronics Co., Ltd). We 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, and that no party to the application, as defined in 47 CFR §1.2002(b), is subject to a denial of federal benefits that includes FCC benefits pursuant to that section. Sincerely, Signature: Contact Person: Peng Wang Title: Certification Engineer Tel: 18724717972 Fax: 053255755677 Email: [email protected]

Qingdao Intelligent&Precise Electronics Co., Ltd No218,Qianwangang Road, Qingdao Economic&Technological Development Zone P.O. Box 266071, Qingdao, 266071 China Date (December 15, 2025) Federal Communications Commission Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 Modular Approval Request FCC ID: 2AJVQ-MWH428B The following attestation addresses the requirements to support modular approval: Modular approval requirement Yes (provide brief statement) No * (a) The radio elements must have the radio frequency circuitry shielded. Physical components and tuning capacitor(s) may be located external to the shield, but must be on the module assembly The module contains a metal shield which covers all RF active components and circuitry to comply with FCC limits. (b) The module must have buffered modulation/data inputs to ensure that the device will comply with Part 15 requirements with any type of input signal The module transits part15 compliant signal, in which the maximum data rate is defined by the standard and where the data is buffered in the memory and not transmitted in excessive data rate nor on the over-modulated signals. (c) The module must contain power supply regulation on the module The module contains its own power supply regulation. (d) The module must contain a permanently attached antenna, or contain a unique antenna connector, and be marketed and operated only with specific antenna(s), per Sections 15.203, 15.204(b), 15.204(c), 15.212(a), 2.929(b) The module uses PCB antenna (e) The module must demonstrate compliance in a stand-alone configuration The module was tested stand- alone as shown in test setup photographs filed with this application. (f) The module must be labelled with its permanently affixed FCC ID label, or use an electronic display (See KDB Publication 784748 about labelling requirements) There is a label on the module as shown in the labeling exhibit filed with this application.Host specific labelling instructions are shown in the installation manual .filed with this application. (g) The module must comply with all specific rules applicable to the transmitter. The grantee must provide comprehensive instructions to explain compliance requirements The module complies with FCC Part 15C & Part 15E requirements.Instructions to the OEM installer are provided in the installation manual filed with this application. Qingdao Intelligent&Precise Electronics Co., Ltd No218,Qianwangang Road, Qingdao Economic&Technological Development Zone P.O. Box 266071, Qingdao, 266071 China Modular approval requirement Yes (provide brief statement) No * (h) The module must comply with RF exposure requirements The module meets Mobile exclusion levels as shown in the RF exposure information filed with this application. * Please provide a detailed explanation if the answer is “No.” Sincerely, Signed : Printed Name: Peng Wang Title: Certification Engineer Tel.: 18724717972 Fax Number: 053255755677 Email: [email protected]

MWH428B IC:22470-MWH428B Qingdao Intelligent&Precise Electronics Co.,Ltd 5.2 FCC ID:2AJVQ-MWH428B 30.0mm

DEKRA Testing and Certification (Suzhou) Co., Ltd. No.99 Hongye Rd., Suzhou Industrial Park, Suzhou, 215006, Jiangsu, China TEL: +86-512-6251-5088 / FAX: +86-512-6251-5098 Test report No: 25B0452R.706A FCC EXPOSURE TEST REPORT Product Name WiFi/BT Module Model and /or type reference MWH428B Trademark Hisense FCC ID 2AJVQ-MWH428B Applicant ́s name / address Qingdao Intelligent & Precise Electronics Co., Ltd. No.218, Qianwangang Road, Economic and Technological Development Zone, Qingdao, Shandong Province, China Test method requested, standard FCC 47CFR §2.1091 Verdict Summary IN COMPLIANCE Documented By (name / position & signature) Tim Cao / Project Manager Approved by (name / position & signature) Frank He / Technical Manager Date of issue 2025-12-15 Report Version V1.0 Report template No Template_FCC-MPE-RF-V1.0 DEKRA Testing and Certification (Suzhou) Co., Ltd. No.99 Hongye Rd., Suzhou Industrial Park, Suzhou, 215006, Jiangsu, China TEL: +86-512-6251-5088 / FAX: +86-512-6251-5098 Report no.: 25B0452R.706A Page 2 / 11 INDEX page Competences and Guarantees ............................................................................................................................. 3 General conditions ............................................................................................................................................... 3 Environmental conditions ..................................................................................................................................... 3 Possible test case verdicts ................................................................................................................................... 4 Abbreviations ....................................................................................................................................................... 4 Document History ................................................................................................................................................ 5 Remarks and Comments ..................................................................................................................................... 5 1 General Information .................................................................................................................................... 6 1.1 General Description of the Item(s) ..................................................................................................... 6 2. RF Exposure Evaluation .............................................................................................................................. 7 2.1. Limits: KDB 447498 D04 ............................................................................................................................ 7 2.2. Test Procedure ......................................................................................................................................... 11 2.3. Test Result of RF Exposure Evaluation ..................................................................................................... 11 DEKRA Testing and Certification (Suzhou) Co., Ltd. No.99 Hongye Rd., Suzhou Industrial Park, Suzhou, 215006, Jiangsu, China TEL: +86-512-6251-5088 / FAX: +86-512-6251-5098 Report no.: 25B0452R.706A Page 3 / 11 COMPETENCES AND GUARANTEES DEKRA is a testing laboratory competent to carry out the tests described in this report. In order to assure the traceability to other national and international laboratories, DEKRA has a calibration and maintenance program for its measurement equipment. DEKRA guarantees the reliability of the data presented in this report, which is the result of the measurements and the tests performed to the item under test on the date and under the conditions stated in the report and it is based on the knowledge and technical facilities available at DEKRA at the time of performance of the test. DEKRA is liable to the client for the maintenance of the confidentiality of all information related to the item under test and the results of the test. The results presented in this Test Report apply only to the particular item under test established in this document. IMPORTANT: No parts of this report may be reproduced or quoted out of context, in any form or by any means, except in full, without the previous written permission of DEKRA. GENERAL CONDITIONS Test Location No. 99, Hongye Road, Suzhou Industrial Park Suzhou, 215006, P.R. China Date(receive sample) Nov. 17, 2025 Date (start test) Nov. 20, 2025 Date (finish test) Dec. 03, 2025 1. This report is only referred to the item that has undergone the test. 2. This report does not constitute or imply on its own an approval of the product by the Certification Bodies or Competent Authorities. 3. This document is only valid if complete; no partial reproduction can be made without previous written permission of DEKRA. 4. This test report cannot be used partially or in full for publicity and/or promotional purposes without previous written permission of DEKRA. ENVIRONMENTAL CONDITIONS The climatic conditions during the tests are within the limits specified by the manufacturer for the operation of the EUT and the test equipment. The climatic conditions during the tests were within the following limits: Ambient temperature 15 °C – 35 °C Relative Humidity air 30% - 60% If explicitly required in the basic standard or applied product / product family standard the climatic values are recorded and documented separately in this test report. DEKRA Testing and Certification (Suzhou) Co., Ltd. No.99 Hongye Rd., Suzhou Industrial Park, Suzhou, 215006, Jiangsu, China TEL: +86-512-6251-5088 / FAX: +86-512-6251-5098 Report no.: 25B0452R.706A Page 4 / 11 POSSIBLE TEST CASE VERDICTS Test case does not apply to test object N/A Test object does meet requirement P (Pass) / PASS Test object does not meet requirement F (Fail) / FAIL Not measured N/M ABBREVIATIONS For the purposes of the present document, the followi…

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DEKRA Testing and Certification (Suzhou) Co., Ltd. No.99 Hongye Rd., Suzhou Industrial Park, Suzhou, 215006, Jiangsu, China TEL: +86-512-6251-5088 / FAX: +86-512-6251-5098 Test report No: 25B0452R.702A FCC TEST REPORT Product Name WiFi/BT Module Model and /or type reference MWH428B Trademark Hisense FCC ID 2AJVQ-MWH428B Applicant ́s name / address Qingdao Intelligent & Precise Electronics Co., Ltd. No.218, Qianwangang Road, Economic and Technological Development Zone, Qingdao, Shandong Province, China Test method requested, standard 47 CFR FCC Part 15 (Section 15.247) ANSI C63.10: 2020 Verdict Summary IN COMPLIANCE Documented by (name / position & signature) Tim Cao / Project Manager Approved by (name / position & signature) Frank He / Technical Manager Date of issue 2025-12-15 Report Version V1.0 Report template No Template_FCC Part 15C-RF-V1.0 DEKRA Testing and Certification (Suzhou) Co., Ltd. No.99 Hongye Rd., Suzhou Industrial Park, Suzhou, 215006, Jiangsu, China TEL: +86-512-6251-5088 / FAX: +86-512-6251-5098 Report no.: 25B0452R.702A Page 2 / 81 INDEX page General conditions ...................................................................................................................................................... 4 Environmental conditions ............................................................................................................................................ 4 Possible test case verdicts .......................................................................................................................................... 5 Abbreviations .............................................................................................................................................................. 5 Document History ....................................................................................................................................................... 6 Remarks and Comments ............................................................................................................................................. 6 Used Equipment ......................................................................................................................................................... 7 Uncertainty ................................................................................................................................................................. 9 1 General Information.......................................................................................................................................... 10 1.1 General Description of the Item(s) .......................................................................................................... 10 1.2 Channel List ........................................................................................................................................... 11 2 Description of Test Setup ................................................................................................................................. 12 2.1 Auxiliary equipment /Accessories/Test software for the EUT ................................................................... 12 2.2 Power setting in test ............................................................................................................................... 13 3 Verdict summary section .................................................................................................................................. 14 3.1 Standards............................................................................................................................................... 14 3.2 Deviation(s) from the Standard(s) / Test Specification(s) ......................................................................... 14 3.3 Overview of results ................................................................................................................................. 15 3.4 Test Facility ............................................................................................................................................ 16 4 Test Items Of Limit/Setup/Procedure ................................................................................................................ 17 4.1 DTS Bandwidth ...................................................................................................................................... 17 4.1.1 Limit .............................................................................................................................................. 17 4.1.2 Test Setup ..................................................................................................................................... 17 4.1.3 Test Procedure .............................................................................................................................. 17 4.2 Occupied Channel Bandwidth ................................................................................................................. 18 4.2.1 Limit .............................................................................................................................................. 18 4.2.2 Test Setup ..................................................................................................................................... 18 4.2.3 Test Procedure .............................................................................................................................. 18 4.3 Maximum Conducted Output Power ....................................................................................................... 19 4.3.1 Limit .............................................................................................................................................. 19 4.3.2 Test Setup ..................................................................................................................................... 19 4.3.3 Test Pro…

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DEKRA Testing and Certification (Suzhou) Co., Ltd. No.99 Hongye Rd., Suzhou Industrial Park, Suzhou, 215006, Jiangsu, China TEL: +86-512-6251-5088 / FAX: +86-512-6251-5098 Test report No: 25B0452R.703A FCC TEST REPORT Product Name WiFi/BT Module Model and /or type reference MWH428B Trademark Hisense FCC ID 2AJVQ-MWH428B Applicant ́s name / address Qingdao Intelligent & Precise Electronics Co., Ltd. No.218, Qianwangang Road, Economic and Technological Development Zone, Qingdao, Shandong Province, China Test method requested, standard 47 CFR FCC Part 15 (Section 15.247) ANSI C63.10: 2020 Verdict Summary IN COMPLIANCE Tested By (name / position & signature) Tim Cao / Project Manager Approved by (name / position & signature) Frank He / Technical Manager Date of issue 2025-12-15 Report Version V1.0 Report template No Template_FCC Part 15C-RF-V1.0 DEKRA Testing and Certification (Suzhou) Co., Ltd. No.99 Hongye Rd., Suzhou Industrial Park, Suzhou, 215006, Jiangsu, China TEL: +86-512-6251-5088 / FAX: +86-512-6251-5098 Report no.: 25B0452R.703A Page 2 / 136 INDEX page Competences and Guarantees ............................................................................................................................. 4 General conditions ............................................................................................................................................... 4 Environmental conditions ..................................................................................................................................... 4 Possible test case verdicts ................................................................................................................................... 5 Abbreviations ....................................................................................................................................................... 5 Document History ................................................................................................................................................ 6 Remarks and Comments ..................................................................................................................................... 6 Used Equipment .................................................................................................................................................. 7 Uncertainty .......................................................................................................................................................... 9 1 General Information .................................................................................................................................. 10 1.1 General Description of the Item(s) ................................................................................................... 10 1.2 Channel List .................................................................................................................................... 11 2 Description of Test Setup .......................................................................................................................... 12 2.1 Auxiliary equipment /Accessories/Test software for the EUT ............................................................ 12 2.2 Worst-case configuration and mode ................................................................................................ 13 2.3 Power setting in test ........................................................................................................................ 14 3 Verdict summary section ........................................................................................................................... 15 3.1 Standards ....................................................................................................................................... 15 3.2 Deviation(s) from the Standard(s) / Test Specification(s).................................................................. 15 3.3 Overview of results .......................................................................................................................... 16 3.4 Test Facility ..................................................................................................................................... 17 4 TEST ITEMS OF LIMIT/SETUP/PROCEDURE ......................................................................................... 18 4.1 Emissions in restricted frequency bands .......................................................................................... 18 4.1.1 Limit ...................................................................................................................................... 18 4.1.2 Test Setup ............................................................................................................................. 20 4.1.3 Test Procedure ...................................................................................................................... 21 4.2 Emissions in non-restricted frequency band ..................................................................................... 22 4.2.1 Limit ...................................................................................................................................... 22 4.2.2 Test Setup ............................................................................................................................. 22 4.2.3 Test Procedure ...................................................................................................................... 22 4.3 Duty cycle ....................................................................................................................................... 23 4.3.1 Limit ......................................................................................................…

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