2BEZ5-MIC01Wireless Karaoke Microphone

[Shenzhenyuanruijingfukejiyouxiangongsi] [2407 Wanlida Technology Building, No. 9992 Shennan Avenue, Nanshan District, Shenzhen, China] Date: [2024-3-4] Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: [2BEZ5-MIC01] FRN: [0034938290] US Agent -Attestation Statement I Part 2.911 (d)(7) [Shenzhenyuanruijingfukejiyouxiangongsi] certifies, that as of [2024-3-4], we have designated FCC US Agent, LLC to accept service of process on our behalf for FCC ID: [2BEZ5-MIC01]. [Shenzhenyuanruijingfukejiyouxiangongsi]. accepts 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 p 「 ocess on behalf of [Shenzhenyuanruijingfukejiyouxiangongsi] for FCC ID: [2BEZ5-MIC01]. 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: Sup [email protected] Sincerely , Company: [Shenzhenyuanruijingfu kejiyouxiangongsi] Company Representative: [Will Feng] Signat u 『 e: ［叫的］ Designated Agent: FCC US Agent, LLC Designated Agent Representative: Tim Payne Signature:

Shenzhenyuanruijingfukejiyouxiangongsi FederalCommunicationsCommission Authorizationand EvaluationDivision 7435 OaklandMills Road Columbia,MD 21046 USA Date: 2024-3-4 SUBJECT:FCCApplicationforFCCID:2BEZ5-MIC01 To WhomIt May Concern: We, the undersigned,herebyauthorizeLisa WangatEMTEK(SHENZHEN)CO., LTD.on our behalf,to apply to the FederalCommunicationsCommissionon our equipment.Any and all acts carriedout by EMTEK(SHENZHEN)CO., LTD.on our behalf shall have the same effect as acts of our own. This is to advise that we are in full compliancewith the Anti- Drug Abuse Act. We, the applicant,are not subjectto a denial of federalbenefitspursuantto Section5301 of the Anti-DrugAct of 1988, 21 USC853a,and no party to the applicationis subjectto a denial of federalbenefitspursuantto that section. Regards, Will Feng/ProductManager Shenzhenyuanruijingfukejiyouxiangongsi 仰 �t F 哼

ReportNo.ENS2401190062W00101RPage43of80Ver.1.0 9.6.5TestResults Bluetooth(GFSK,pi/4-DQPSK,8DPSK)modehavebeentested,andtheworstresultwasreportasbelow: Referencelevelmeasurement TestModeAntennaFreq(MHz)Max.Point[MHz]Result[dBm] DH5Ant1 24022401.850.42 24412440.841.28 24802480.181.90 2DH5Ant1 24022401.840.68 24412440.851.40 24802479.842.25 3DH5Ant1 24022401.840.75 24412441.001.63 24802479.842.46 Bandedgemeasurements TestModeAntennaChNameFrequency[MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 Low24020.42-51.5≤-19.58PASS High24801.90-51.63≤-18.1PASS LowHop_24020.33-54.07≤-19.68PASS HighHop_24801.76-51.76≤-18.24PASS 2DH5Ant1 Low24020.68-47.79≤-19.32PASS High24802.25-50.21≤-17.75PASS 3DH5Ant1 Low24020.75-48.01≤-19.25PASS High24802.46-52.36≤-17.54PASS thehoppingworstcaseisDH5mode ConductedSpuriousEmission TestModeAntennaFrequency[MHz] FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant1 2402 30~10000.42-76.03≤-19.58PASS 1000~265000.42-52.54≤-19.58PASS 2441 30~10001.28-78.32≤-18.72PASS 1000~265001.28-52.42≤-18.72PASS 2480 30~10001.90-77.29≤-18.1PASS 1000~265001.90-51.8≤-18.1PASS 2DH5Ant1 2402 30~10000.68-75.54≤-19.32PASS 1000~265000.68-53.23≤-19.32PASS 2441 30~10001.40-66.89≤-18.6PASS 1000~265001.40-54.12≤-18.6PASS 2480 30~10002.25-66.92≤-17.75PASS 1000~265002.25-53.55≤-17.75PASS 3DH5Ant1 2402 30~10000.75-77.85≤-19.25PASS 1000~265000.75-53.09≤-19.25PASS 2441 30~10001.63-78.07≤-18.37PASS 1000~265001.63-53.13≤-18.37PASS 2480 30~10002.46-65.57≤-17.54PASS 1000~265002.46-53.54≤-17.54PASS ReportNo.ENS2401190062W00101RPage44of80Ver.1.0 Referencelevelmeasurement DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 ReportNo.ENS2401190062W00101RPage45of80Ver.1.0 2DH5_Ant1_2402 2DH5_Ant1_2441 ReportNo.ENS2401190062W00101RPage46of80Ver.1.0 2DH5_Ant1_2480 3DH5_Ant1_2402 ReportNo.ENS2401190062W00101RPage47of80Ver.1.0 3DH5_Ant1_2441 3DH5_Ant1_2480 ReportNo.ENS2401190062W00101RPage48of80Ver.1.0 ReportNo.ENS2401190062W00101RPage49of80Ver.1.0 Bandedgemeasurements DH5_Ant1_Low_2402 DH5_Ant1_High_2480 DH5_Ant1_Low_Hop_2402 ReportNo.ENS2401190062W00101RPage50of80Ver.1.0 DH5_Ant1_High_Hop_2480 2DH5_Ant1_Low_2402 ReportNo.ENS2401190062W00101RPage51of80Ver.1.0 2DH5_Ant1_High_2480 3DH5_Ant1_Low_2402 ReportNo.ENS2401190062W00101RPage52of80Ver.1.0 3DH5_Ant1_High_2480 ReportNo.ENS2401190062W00101RPage53of80Ver.1.0 ConductedSpuriousEmission DH5_Ant1_2402_30~1000 DH5_Ant1_2402_1000~26500 DH5_Ant1_2441_30~1000 ReportNo.ENS2401190062W00101RPage54of80Ver.1.0 DH5_Ant1_2441_1000~26500 DH5_Ant1_2480_30~1000 ReportNo.ENS2401190062W00101RPage55of80Ver.1.0 DH5_Ant1_2480_1000~26500 2DH5_Ant1_2402_30~1000 ReportNo.ENS2401190062W00101RPage56of80Ver.1.0 2DH5_Ant1_2402_1000~26500 2DH5_Ant1_2441_30~1000 ReportNo.ENS2401190062W00101RPage57of80Ver.1.0 2DH5_Ant1_2441_1000~26500 2DH5_Ant1_2480_30~1000 ReportNo.ENS2401190062W00101RPage58of80Ver.1.0 2DH5_Ant1_2480_1000~26500 3DH5_Ant1_2402_30~1000 ReportNo.ENS2401190062W00101RPage59of80Ver.1.0 3DH5_Ant1_2402_1000~26500 3DH5_Ant1_2441_30~1000 ReportNo.ENS2401190062W00101RPage60of80Ver.1.0 3DH5_Ant1_2441_1000~26500 3DH5_Ant1_2480_30~1000 ReportNo.ENS2401190062W00101RPage61of80Ver.1.0 3DH5_Ant1_2480_1000~26500 ReportNo.ENS2401190062W00101RPage62of80Ver.1.0 9.7RADIATEDSPURIOUSEMISSION 9.7.1ApplicableStandard AccordingtoFCCPart15.247(d)and15.209andFCCKDB558074D0115.247MeasGuidancev05r02 9.7.2ConformanceLimit AccordingtoFCCPart15.247(d):radiatedemissionswhichfallintherestrictedbands,asdefinedin §15.205(a),mustalsocomplywiththeradiatedemissionlimitsspecifiedin§15.209(a)(see§15.205(c)). AccordingtoFCCPart15.205,Restrictedbands MHzMHzMHzGHz 0.090-0.11016.42-16.423399.9-4104.5-5.15 10.495-0.50516.69475-16.69525608-6145.35-5.46 2.1735-2.190516.80425-16.80475960-12407.25-7.75 4.125-4.12825.5-25.671300-14278.025-8.5 4.17725-4.1777537.5-38.251435-1626.59.0-9.2 4.20725-4.2077573-74.61645.5-1646.59.3-9.5 6.215-6.21874.8-75.21660-171010.6-12.7 6.26775-6.26825123-1382200-230014.47-14.5 8.291-8.294149.9-150.052310-239015.35-16.2 8.362-8.366156.52475-156.525252483.5-250017.7-21.4 8.37625-8.38675156.7-156.92690-290022.01-23.12 8.41425-8.41475162.0125-167.173260-326723.6-24.0 12.29-12.293167.72-173.23332-333931.2-31.8 12.51975-12.52025240-2853345.8-335836.43-36.5 12.57675-12.57725322-335.43600-4400(2) 13.36-13.41 AccordingtoFCCPart15.205,thelevelofanytransmitterspuriousemissioninRestrictedbandsshallnot exceedtheleveloftheemissionspecifiedinthefollowingtable RestrictedFrequency(MHz)FieldStrength(μV/m)FieldStrength(dBμV/m)MeasurementDistance 0.009-0.4902400/F(KHz)20log(uV/m)300 0.490-1.7052400/F(KHz)20log(uV/m)30 1.705-303029.530 30-88100403 88-21615043.53 216-960200463 Above960500543 9.7.3TestConfiguration Testaccordingtoclause7.2radiofrequencytestsetup2 9.7.4TestProcedure ThistestisrequiredforanyspuriousemissionthatfallsinaRestrictedBand,asdefinedinSection15.205. ItmustbeperformedwiththehighestgainofeachtypeofantennaproposedforusewiththeEUT.Usethe followingspectrumanalyzersettings: TheEUTwasplacedonaturntablewhichis0.8mabovegroundplane. MaximumprocedurewasperformedonthehighestemissionstoensureEUTcompliance. Span=wideenoughtofullycapturetheemissionbeingmeasured RBW=1MHzforf  1GHz(1GHzto25GHz),100kHzforf<1GHz(30MHzto1GHz) ReportNo.ENS2401190062W00101RPage63of80Ver.1.0 VBW  RBW Sweep=auto Detectorfunction=peak Trace=maxhold FollowtheguidelinesinANSIC63.10-2013respecttomaximizingtheemissionbyrotatingtheEUT, measuringtheemissionwhiletheEUTissituatedinthreeorthogonalplanes(ifappropriate),adjustingthe measurementantennaheightandpolarization,etc.Apre-ampandahighpassfilterarerequiredforthis test,inordertoprovidethemeasuringsystemwithsufficientsensitivity.Allowthetracetostabilize.The peakreadingoftheemission,afterbeingcorrectedbytheantennafactor,cableloss,pre-ampgain,etc.,is thepeakfieldstrength,whichmustcomplywiththelimitspecifiedinSection15.35(b).Submitthisdata. NowsettheVBWto10Hz,whilemaintainingalloftheotherinstrumentsettings.Thispeaklevel,once corrected,mustcomplywiththelimitspecifiedinSection15.20…

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ReportNo.ENS2401190062W00101RPage64of80Ver.1.0 Temperature: 25°C TestDate:February7,2024 Humidity:60%TestBy:KK Testmode:GFSKFrequency:Channel0:2402MHz Freq. [MHz] Level [dBμV/m] Limit [dBμV/m] Margin [dB] Detector PolarityPass/Fail 12431.2560.227413.78PKVerticalPass 14724.37562.77411.3PKVerticalPass 17632.567.08746.92PKVerticalPass 12431.2549.87544.13 AV VerticalPass 14724.37544.9549.1 AV VerticalPass 17632.546.35547.65 AV VerticalPass 11529.37559.767414.24PKHorizontalPass 14613.7562.867411.14PKHorizontalPass 1761067.6746.4PKHorizontalPass 11529.37547.18546.82 AV HorizontalPass 14613.7546.9547.1 AV HorizontalPass 1761047.23546.77 AV HorizontalPass Note:(1)AllReadingsarePeakValue(VBW=3MHz)andAverageValue(VBW=10Hz). (2)EmissionLevel=ReadingLevel+CorrectFactor. (3)CorrectFactor=Ant_F+Cab_L-Preamp (4)Margin=Limit-EmissionLevel (5)Thereadingofemissionsareattenuatedmorethan20dBbelowthe permissiblelimitsorthefieldstrengthistoosmalltobemeasured. ReportNo.ENS2401190062W00101RPage65of80Ver.1.0 Temperature: 25°C TestDate:February7,2024 Humidity:60%TestBy:KK Testmode:GFSKFrequency:Channel39:2441MHz Freq. [MHz] Level [dBμV/m] Limit [dBμV/m] Margin [dB] Detector PolarityPass/Fail 11510.62560.667413.34PKVerticalPass 14694.37562.67411.4PKVerticalPass 1761067.71746.29PKVerticalPass 11510.62547.46546.54 AV VerticalPass 14694.37544.98549.02 AV VerticalPass 1761047.3546.7 AV VerticalPass 11501.2560.37413.7PKHorizontalPass 14651.2562.897411.11PKHorizontalPass 17615.62567.17746.83PKHorizontalPass 11501.2547.54546.46 AV HorizontalPass 14651.2546.09547.91 AV HorizontalPass 17615.62547.26546.74 AV HorizontalPass Note:(1)AllReadingsarePeakValue(VBW=3MHz)andAverageValue(VBW=10Hz). (2)EmissionLevel=ReadingLevel+CorrectFactor. (3)CorrectFactor=Ant_F+Cab_L-Preamp (4)Margin=Limit-EmissionLevel (5)Thereadingofemissionsareattenuatedmorethan20dBbelowthe permissiblelimitsorthefieldstrengthistoosmalltobemeasured. ReportNo.ENS2401190062W00101RPage66of80Ver.1.0 Temperature: 25°C TestDate:February7,2024 Humidity:60%TestBy:KK Testmode:GFSKFrequency:Channel78:2480MHz Freq. [MHz] Level [dBμV/m] Limit [dBμV/m] Margin [dB] Detector PolarityPass/Fail 11497.560.837413.17PKVerticalPass 14628.7562.957411.05PKVerticalPass 17583.7567.02746.98PKVerticalPass 11497.547.5546.5 AV VerticalPass 14628.7546.66547.34 AV VerticalPass 17583.7547.06546.94 AV VerticalPass 11523.7559.517414.49PKHorizontalPass 14643.7562.917411.09PKHorizontalPass 1761066.63747.37PKHorizontalPass 11523.7547.07546.93 AV HorizontalPass 14643.7546.13547.87 AV HorizontalPass 1761047.31546.69 AV HorizontalPass Note:(1)AllReadingsarePeakValue(VBW=3MHz)andAverageValue(VBW=10Hz). (2)EmissionLevel=ReadingLevel+CorrectFactor. (3)CorrectFactor=Ant_F+Cab_L-Preamp (4)Margin=Limit-EmissionLevel (5)Thereadingofemissionsareattenuatedmorethan20dBbelowthe permissiblelimitsorthefieldstrengthistoosmalltobemeasured. ReportNo.ENS2401190062W00101RPage67of80Ver.1.0 SpuriousEmissioninRestrictedBand2310-2390MHzand2483.5-2500MHz Bluetooth(GFSK,pi/4-DQPSK,8DPSK)modehavebeentested,andtheworstresult(AC120V/60Hz)wasreportas below: Testmode:GFSKFrequency:Channel0:2402MHz Frequency (MHz) Polarity PK(dBuV/m) (VBW=3MHz) Limit3m (dBuV/m) AV(dBuV/m) (VBW=10Hz) Limit3m (dBuV/m) 2371.83H46.3774.0043.4954.00 2315.86V45.0874.0042.9954.00 Testmode:GFSKFrequency:Channel39:2480MHz Frequency (MHz) Polarity PK(dBuV/m) (VBW=3MHz) Limit3m (dBuV/m) AV(dBuV/m) (VBW=10Hz) Limit3m (dBuV/m) 2491.33H45.8374.0043.5254.00 2492.10V45.2674.0043.5454.00 Testmode:GFSKFrequency:Hopping Frequency (MHz) Polarity H/V PK(dBuV/m) (VBW=3MHz) Limit3m (dBuV/m) AV(dBuV/m) (VBW=10Hz) Limit3m (dBuV/m) 2400.00H46.9374.0043.2354.00 2483.50H49.4674.0043.7054.00 2400.00V44.2574.0043.3854.00 2483.50V46.0574.0043.3754.00 Note:(1)AllReadingsarePeakValue(VBW=3MHz)andAverageValue(VBW=10Hz). (2)EmissionLevel=ReadingLevel+CorrectFactor. (3)CorrectFactor=Ant_F+Cab_L-Preamp (4)Thereadingofemissionsareattenuatedmorethan20dBbelowthepermissible limitsorthefieldstrengthistoosmalltobemeasured. ReportNo.ENS2401190062W00101RPage68of80Ver.1.0 TestModel SpuriousEmissioninRestrictedBand2310-2390MHz Channel0:2402MHzGFSKV TestModel SpuriousEmissioninRestrictedBand2310-2390MHz Channel0:2402MHzGFSKH ReportNo.ENS2401190062W00101RPage69of80Ver.1.0 TestModel SpuriousEmissioninRestrictedBand2483.5-2500MHz Channel78:2480MHzGFSKV TestModel SpuriousEmissioninRestrictedBand2483.5-2500MHz Channel78:2480MHzGFSKH ReportNo.ENS2401190062W00101RPage70of80Ver.1.0 TestModel SpuriousEmissioninRestrictedBand2310-2390&2483.5-2500MHz HoppingGFSKV TestModel SpuriousEmissioninRestrictedBand2310-2390&2483.5-2500MHz HoppingGFSKH ReportNo.ENS2401190062W00101RPage71of80Ver.1.0 SpuriousEmissionbelow1GHz(30MHzto1GHz) Bluetooth(GFSK,pi/4-DQPSK,8DPSK)modehavebeentested,andtheworstresultwas8DPSKreportasbelow: 2402 SuspectedDataList NO. Freq. [MHz] Reading [dBμV] Factor [dB/m] Level [dBμV/m] Detector Limit [dBμV/m] Margin [dB] Polarity 140.680754.78-17.8636.92PK40.003.08Vertical 271.751847.59-20.2327.36PK40.0012.64Vertical 383.403451.68-20.7030.98PK40.009.02Vertical 4 287.307 3 45.51-14.1731.34PK46.0014.66Vertical 5 383.433 4 36.25-11.8324.42PK46.0021.58Vertical 6 479.559 6 37.08-9.8127.27PK46.0018.73Vertical ReportNo.ENS2401190062W00101RPage72of80Ver.1.0 SuspectedDataList NO. Freq. [MHz] Reading [dBμV] Factor [dB/m] Level [dBμV/m] Detector Limit [dBμV/m] Margin [dB] Polarity 171.751844.00-20.2323.77PK40.0016.23Horizontal 2 143.603 6 47.88-19.9227.96PK43.5015.54Horizontal 3 215.455 5 44.54-17.1127.43PK43.5016.07Horizontal 4 239.729 7 46.60-15.2131.39PK46.0014.61Horizontal 5 287.307 3 49.86-14.1735.69PK46.0010.31Horizontal 6 335.855 9 39.84-13.5726.27PK46.0019.73Horizontal ReportNo.ENS2401190062W00101RPage73of80Ver.1.0 2441 SuspectedDataList NO. Freq. [MHz] Reading [dBμV] Factor [dB/m] Level [dBμV/m] Detector Limit [dBμV/m] Margin [dB] Polarity 139.709755.02-17.9337.09PK40.002.91Vertical 271.751851.98-20.2331.75PK40.008.25Vertical 383.403452.74-20.7032.04PK40.007.96Vertical 4 239.729 7 43.76-15.2…

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1.1.PhotosofRadiationEmissionMeasurement PhotosofConductedEmissionMeasurement SpuriousEmissionTestSetup(Below30MHz) SpuriousEmissionTestSetup(30MHz-1GHz)