MV3-CMT008OVER THE EAR HYBRIC ANC HEADPHONE

Rev 2/17/2023 Country Mate Technology Ltd Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: February 26, 2024 Ref: Attestation Statements Part 2.911(d)(5)(i) Filing FCC ID: MV3-CMT008 Country Mate Technology Ltd(“the applicant”) 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, Signature: Printed name: Alex Nie

Rev 2/17/2023 Country Mate Technology Ltd Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA Date: February 26, 2024 Ref: Attestation Statements Part 2.911(d)(5)(ii) Filing FCC ID: MV3-CMT008 Country Mate Technology Ltd (“the applicant”) 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, Signature: Printed name: Alex Nie

Country Mate Technology Ltd Address: 5/F, Blk E, Hing Yip Center. 31 Hing Yip Street Kwun Tong, Kln Hong Kong Date: March 13, 2024 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: MV3-CMT008 Applicant FRN: 0025111774 US Agent – Attestation Statement / Part 2.911(d)(7) Country Mate Technology Ltd certifies, that as of March 13, 2024, we have designated FCC US Agent, LLC to accept service of process on our behalf for FCC ID: MV3-CMT008 Country Mate Technology Ltdaccepts to maintain an agent of service of process in the United States 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. FCC US Agent, LLC, accepts as of the date of the filing of this application, the obligation of being the designated agent for the purpose of accepting service of process on behalf ofCountry Mate Technology Ltdfor FCC ID: MV3-CMT008. Designated Agent Information: Company Name: FCC US Agent, LLC FRN: 0033402884 Address: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA Contact Person: Tim Payne Phone: 708-571-3148 Email: [email protected] Sincerely, Designated Agent: FCC US Agent, LLCCompany:Country Mate Technology Ltd Company Representative:Alex Nie Designated Agent Representative: Tim Payne Signature: Signature:

Rev 11/20/07 Country Mate Technology Ltd Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: MV3-CMT008 Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name (Block Diagram, Schematics, Operational Description) (Block Diagram.pdf, Schematics.pdf, Operational Description.pdf) T he above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. Pursuant to DA04-1705 June 15, 2004 of the Commission’s public notice, we also request that the information attached to this application be temporarily confidential for 180 days as outlined below: Exhibit Type File Name User Manual External Photos Internal Photos Test Setup Photos User Manual.pdf External Photos.pdf Internal Photos.pdf Test Setup Photos.pdf Sincerely, Signature: printed name:AlexNie Date: February 26, 2024

E:\Alex Nie\Models\CMT\CMT-OVEN-008\FCC IC签字文件及资料清单\FCC 签字文件\FCC 趼恅璃\FCC POA Letter.docx Country Mate Technology Ltd Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Date:February 26, 2024 SUBJECT: FCC Application for (FCCID: MV3-CMT008) To Whom It May Concern: We, the undersigned, hereby authorize Mina Xu at Centre Testing International Group Co., Ltd / Building C, Hongwei Industrial Park Block 70, Bao'an District, Shenzhen, Chinaon our behalf, to apply to the Federal Communications Commission on our equipment. Any and all acts carried out by Mina Xu at Centre Testing International Group Co., Ltd / Building C, Hongwei Industrial Park Block 70, Bao'an District, Shenzhen, Chinaon our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliance with the Anti- Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to Section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, Signature: printed name:AlexNie

Country Mate Technology Ltd Federal Communications Commission Date: 2024-02-26 Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 SUBJECT: FCC SDoC declaration for FCC ID: MV3-CMT008 To Whom it may concern, We, as the grantee of this project, would like to declare that this device has been tested according to the FCC requirement and found compliant with the following standards: FCC Part 15 Subpart B. Sincerely, Signature: ________________________________ Product Name : OVER THE EAR HYBRIC ANC HEADPHONE Brand Name : N/A Model Name : Hyper Pro Testing Lab : Centre Testing International Group Co., Ltd Company Name : Country Mate Technology Ltd Name : Alex Nie Job Title : Safety & Compliance E-mail : [email protected] Tel. : +86-0752-2309011

ReportNumber:EED32Q80073203 AppendixA:SARSystemperformanceCheckPlots Tableofcontents SystemPerformanceCheck-D2450

ReportNumber:EED32Q80073203 AppendixB:SARMeasurementresultsPlots Tableofcontents Bluetooth-Head Bluetooth-Body

Report Number:EED32Q80073203 Appendix C: Calibration reports Table of contents Probe EX3DV4 SN:7328 DAE3 SN:373 Dipole D2450V2 SN:801

Report No.:EED32Q80073203Page 1 of 39 FCC SAR Test Report Product : OVER THE EAR HYBRIC ANC HEADPHONE Trade mark: Model/Type reference :Hyper Pro Serial Number :N/A Report Number :EED32Q80073203 FCC ID :MV3-CMT008 Date of Issue: :Mar. 18, 2024 Test Standards :Refer to Section 1.5 Test result :PASS Prepared for: Country Mate Technology Ltd 5/F, Blk E, Hing Yip Center. 31 Hing Yip Street Kwun Tong, Kln N/A Hong Kong Prepared by: Centre Testing International Group Co., Ltd. Hongwei Industrial Zone, Bao’an 70 District, Shenzhen, Guangdong, China TEL: +86-755-3368 3668 FAX: +86-755-3368 3385 Compiled by:Reviewed by: Mark ChenFrazer Li Approved by:Date:Mar. 18, 2024 Aaron Ma Check No.: 3105170124 Report No.:EED32Q80073203Page 2 of 39 Table of contents 1 General information.............................................................................................................................................. 5 1.1 Notes.............................................................................................................................................................5 1.2 Application details...................................................................................................................................... 5 1.3 EUT Information.......................................................................................................................................... 6 1.4 Statement of Compliance...........................................................................................................................7 1.5 Test standard/s............................................................................................................................................8 1.6 RF exposure limits......................................................................................................................................9 1.7 SAR Definition.............................................................................................................................................9 1.8 Testing laboratory.....................................................................................................................................10 1.9 Test Environment......................................................................................................................................10 1.10 Applicant and Manufacturer...................................................................................................................10 2 SAR Measurement System Description and Setup.........................................................................................11 2.1 The Measurement System Description...................................................................................................11 2.2 Probe description......................................................................................................................................12 2.3 Data Acquisition Electronics description...............................................................................................13 2.4 SAM Twin Phantom description..............................................................................................................14 2.5 ELI4 Phantom description........................................................................................................................15 2.6 Device Holder description........................................................................................................................16 3 SAR Test Equipment List................................................................................................................................... 17 4 SAR Measurement Procedures..........................................................................................................................18 4.1 Spatial Peak SAR Evaluation...................................................................................................................18 4.2 Data Storage and Evaluation................................................................................................................... 19 4.3 Data Storage and Evaluation................................................................................................................... 23 5 SAR Verification Procedure............................................................................................................................... 25 5.1 Tissue Simulating Liquids .............................................................................................................25 5.2 Tissue Verification.................................................................................................................................... 26 5.3 System check procedure..........................................................................................................................28 5.4 System check results............................................................................................................................... 29 6 SAR Measurement variability and uncertainty.................................................................................................30 6.1 SAR measurement variability.................................................................................................................. 30 6.2 SAR measurement uncertainty................................................................................................................30 7 SAR Test Configuration......................................................................................................................................31 7.1 WIFI 2.4G Test Configurations.................................................................................................................31 8 SAR Test Results.................................................................................................................................................33 8.1 Conducted Power Meas…

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ReportNo.:EED32Q80073201Page1of24 Appendix:BluetoothLE ReportNo.:EED32Q80073201Page2of24 Contents Contents.....................................................................................................................................................................................................2 DutyCycle..................................................................................................................................................................................................3 MaximumPeakConductedOutputPower..................................................................................................................................................6 -6dBBandwidth..........................................................................................................................................................................................9 OccupiedChannelBandwidth..................................................................................................................................................................12 MaximumPowerSpectralDensityLevel..................................................................................................................................................15 BandEdge................................................................................................................................................................................................18 ConductedRFSpuriousEmission............................................................................................................................................................21 ReportNo.:EED32Q80073201Page3of24 DutyCycle ConditionModeFrequency(MHz)AntennaDutyCycle(%)CorrectionFactor(dB)1/T(kHz) NVNTBLE1M2402Ant163.361.982.53 NVNTBLE1M2440Ant163.21.992.53 NVNTBLE1M2480Ant163.21.992.53 ReportNo.:EED32Q80073201Page4of24 TestGraphs DutyCycleNVNTBLE1M2402MHzAnt1 DutyCycleNVNTBLE1M2440MHzAnt1 ReportNo.:EED32Q80073201Page5of24 DutyCycleNVNTBLE1M2480MHzAnt1 ReportNo.:EED32Q80073201Page6of24 MaximumPeakConductedOutputPower ConditionModeFrequency (MHz) AntennaConductedPower (dBm) DutyFactor (dB) TotalPower (dBm) Limit (dBm) Verdict NVNTBLE1M2402Ant113.81013.8130Pass NVNTBLE1M2440Ant113.69013.6930Pass NVNTBLE1M2480Ant113.59013.5930Pass ReportNo.:EED32Q80073201Page7of24 TestGraphs PeakPowerNVNTBLE1M2402MHzAnt1 PeakPowerNVNTBLE1M2440MHzAnt1 ReportNo.:EED32Q80073201Page8of24 PeakPowerNVNTBLE1M2480MHzAnt1 ReportNo.:EED32Q80073201Page9of24 -6dBBandwidth ConditionModeFrequency(MHz)Antenna-6dBBandwidth(MHz)Limit-6dBBandwidth(MHz)Verdict NVNTBLE1M2402Ant10.6540.5Pass NVNTBLE1M2440Ant10.6560.5Pass NVNTBLE1M2480Ant10.6530.5Pass ReportNo.:EED32Q80073201Page10of24 TestGraphs -6dBBandwidthNVNTBLE1M2402MHzAnt1 -6dBBandwidthNVNTBLE1M2440MHzAnt1 ReportNo.:EED32Q80073201Page11of24 -6dBBandwidthNVNTBLE1M2480MHzAnt1 ReportNo.:EED32Q80073201Page12of24 OccupiedChannelBandwidth ConditionModeFrequency(MHz)Antenna99%OBW(MHz) NVNTBLE1M2402Ant11.007 NVNTBLE1M2440Ant11.008 NVNTBLE1M2480Ant11.013 ReportNo.:EED32Q80073201Page13of24 TestGraphs OBWNVNTBLE1M2402MHzAnt1 OBWNVNTBLE1M2440MHzAnt1 ReportNo.:EED32Q80073201Page14of24 OBWNVNTBLE1M2480MHzAnt1 ReportNo.:EED32Q80073201Page15of24 MaximumPowerSpectralDensityLevel ConditionModeFrequency (MHz) AntennaConductedPSD (dBm/3kHz) DutyFactor (dB) TotalPSD (dBm/3kHz) Limit (dBm/3kHz) Verdict NVNTBLE1M2402Ant1-1.560-1.568Pass NVNTBLE1M2440Ant1-1.740-1.748Pass NVNTBLE1M2480Ant1-1.40-1.48Pass ReportNo.:EED32Q80073201Page16of24 TestGraphs PSDNVNTBLE1M2402MHzAnt1 PSDNVNTBLE1M2440MHzAnt1 ReportNo.:EED32Q80073201Page17of24 PSDNVNTBLE1M2480MHzAnt1 ReportNo.:EED32Q80073201Page18of24 BandEdge ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNTBLE1M2402Ant1-58.94-20Pass NVNTBLE1M2480Ant1-59.3-20Pass ReportNo.:EED32Q80073201Page19of24 TestGraphs BandEdgeNVNTBLE1M2402MHzAnt1Ref BandEdgeNVNTBLE1M2402MHzAnt1Emission ReportNo.:EED32Q80073201Page20of24 BandEdgeNVNTBLE1M2480MHzAnt1Ref BandEdgeNVNTBLE1M2480MHzAnt1Emission ReportNo.:EED32Q80073201Page21of24 ConductedRFSpuriousEmission ConditionModeFrequency(MHz)AntennaMaxValue(dBc)Limit(dBc)Verdict NVNTBLE1M2402Ant1-54.25-20Pass NVNTBLE1M2440Ant1-55.69-20Pass NVNTBLE1M2480Ant1-58.06-20Pass ReportNo.:EED32Q80073201Page22of24 TestGraphs Tx.SpuriousNVNTBLE1M2402MHzAnt1Ref Tx.SpuriousNVNTBLE1M2402MHzAnt1Emission ReportNo.:EED32Q80073201Page23of24 Tx.SpuriousNVNTBLE1M2440MHzAnt1Ref Tx.SpuriousNVNTBLE1M2440MHzAnt1Emission ReportNo.:EED32Q80073201Page24of24 Tx.SpuriousNVNTBLE1M2480MHzAnt1Ref Tx.SpuriousNVNTBLE1M2480MHzAnt1Emission ***EndofReport***

Report No. : EED32Q80073201Page 1 of 47 1 COVER PAGE TEST REPORT Product:OVER THE EAR HYBRIC ANC HEADPHONE Trade mark: Model/Type reference:Hyper Pro Serial Number:N/A Report Number:EED32Q80073201 FCC ID:MV3-CMT008 Date of Issue:Mar. 18, 2024 Test Standards:47 CFR Part 15 Subpart C Test result:PASS Prepared for: Country Mate Technology Ltd 5/F, Blk E, Hing Yip Center. 31 Hing Yip Street Kwun Tong, Kln N/A Hong Kong Prepared by: Centre Testing International Group Co., Ltd. Hongwei Industrial Zone, Bao’an 70 District, Shenzhen, Guangdong, China TEL: +86-755-3368 3668 FAX: +86-755-3368 3385 Compiled by:Reviewed by: Mark ChenFrazer Li Approved by:Date:Mar. 18, 2024 Aaron Ma Check No.: 3105170124 Report No. : EED32Q80073201Page 2 of 47 2 Content 1 COVER PAGE.....................................................................................................................................................................1 2 CONTENT............................................................................................................................................................................2 3 VERSION............................................................................................................................................................................. 3 4 TEST SUMMARY............................................................................................................................................................... 4 5 GENERAL INFORMATION...............................................................................................................................................5 5.1 CLIENTINFORMATION....................................................................................................................................................5 5.2 GENERALDESCRIPTION OFEUT .................................................................................................................................5 5.3 T EST CONFIGURATION..................................................................................................................................................6 5.4 T EST ENVIRONMENT.....................................................................................................................................................7 5.5 DESCRIPTION OFSUPPORTUNITS...............................................................................................................................7 5.6 T EST LOCATION.............................................................................................................................................................7 5.7 MEASUREMENTUNCERTAINTY(95%CONFIDENCE LEVELS, K=2) .............................................................................8 6 EQUIPMENT LIST..............................................................................................................................................................9 7 TEST RESULTS AND MEASUREMENT DATA.........................................................................................................12 7.1 ANTENNAREQUIREMENT............................................................................................................................................12 7.2 MAXIMUMCONDUCTEDOUTPUTPOWER.................................................................................................................. 13 7.3 DTS BANDWIDTH........................................................................................................................................................14 7.4 MAXIMUMPOWERSPECTRALDENSITY.....................................................................................................................15 7.5 BANDEDGE MEASUREMENTS ANDCONDUCTEDSPURIOUSEMISSION...................................................................16 7.6 RADIATEDSPURIOUSEMISSION& R ESTRICTED BANDS...........................................................................................17 8 APPENDIX BLUETOOTH LE.........................................................................................................................................28 9 PHOTOGRAPHS OF TEST SETUP..............................................................................................................................29 10 PHOTOGRAPHS OF EUT CONSTRUCTIONAL DETAILS...................................................................................31 Report No. : EED32Q80073201Page 3 of 47 3 Version Version No.DateDescription 00Mar. 18, 2024Original Report No. : EED32Q80073201Page 4 of 47 4 Test Summary Test ItemTest RequirementResult Antenna Requirement 47 CFR Part 15 Subpart C Section 15.203/15.247 (c) PASS AC Power Line Conducted Emission 47 CFR Part 15 Subpart C Section 15.207 N/A DTS Bandwidth 47 CFR Part 15 Subpart C Section 15.247 (a)(2) PASS Maximum Conducted Output Power 47 CFR Part 15 Subpart C Section 15.247 (b)(3) PASS Maximum Power Spectral Density 47 CFR Part 15 Subpart C Section 15.247 (e)PASS Band Edge Measurements 47 CFR Part 15 Subpart C Section 15.247(d) PASS Conducted Spurious Emissions 47 CFR Part 15 Subpart C Section 15.247(d) PASS Radiated Spurious Emission & Restricted bands 47 CFR Part 15 Subpart C Section 15.205/15.209 PASS Remark: N/A: When the EUT charging, BT will not work, So Not Applicable. Company Name and Address shown on Report, the sample(s) and sample Information were provided by the applicant who should be responsible for the authenticity which CTI hasn’t verified. Report No. : EED32Q80073201Page 5 of 47 5 General Information 5.1 Client Information Applicant:Country Mate Technology Ltd Address of Applicant:5/F, Blk E, Hing Yip Center. 31 Hing Yip Street Kwun Tong, Kln N/A Hong Kong Manufacturer:Country Mate Technology Ltd Address of Manufacturer:5/F, Blk E, Hing Yip Center. 31 Hing Yip Street Kwun Tong, Kln N/A Hong Kong 5.2 General Description of EUT Product Name: OVER THE EAR HYBRIC ANC HEADPHONE Model No.: Hyper Pro Trade mark: …

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国恒智能科技（惠州）有限公司 1/6 countrymate.com Antennaspecification Versions：V01 Date：2024/2/18 Producer：Harlen Verifier：Luke 国恒智能科技（惠州）有限公司 2/6 countrymate.com Catalogue 1、Nopowertestreport......................................................................................................3 2、Freespacetestdata........................................................................................................5 3、Matchingdevice...............................................................................................................5 4、Antennadrawingandarchives....................................................................................6 5、PCBantennamanufacturerandaddress...................................................................6 Changerecord DateReasonContentVersion 2024/2/18InitialreleaseInitialreleaseV01 国恒智能科技（惠州）有限公司 3/6 countrymate.com 1、Nopowertestreport Testequipment:VA3629A Antennaefficiencyandgain Frequency(MHz)Efficiency(%)Efficiency(dB)Gain(dBi) 240039.1-4.08-2.25 241039.4-4.05-2.15 242041.2-3.85-2.47 243043.8-3.58-2.16 244045.1-3.46-1.95 245045.5-3.42-1.36 246044.9-3.48-0.38 247042.8-3.68-0.44 248044.1-3.55-0.81 meanvalue39.4-3.46-2.16 国恒智能科技（惠州）有限公司 4/6 countrymate.com Nopowerdirectivitycontour Theta=0degTheta=60deg Theta=90degTheta=180deg 国恒智能科技（惠州）有限公司 5/6 countrymate.com 2、Freespacetestdata ChannelNo. Freespacetestdata TRP(dBm)TIS(dBm) 05.96-87.14 395.10-87.21 784.73-87.05 OTAStandardChamber 3、Matchingdevice ElementValue E1(0201)N/A E2(0201)0Ω E3(0201)N/A 国恒智能科技（惠州）有限公司 6/6 countrymate.com 4、Antennadrawingandarchives 5、PCBantennamanufacturerandaddress KingSunPCBTechnologyCo.,LTD NO.509,ZoneB3,HuayuanSciencePark,BaoyuanRd,Xixiang Street,Baoan,Shenzhen,China