2A6ET-RT5302Original Voice Amplifier

ShenZhen Ankbit Electronics Limited

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Application Details

Equipment Class: TBT - Licensed Broadcast Transmitter Worn on Body
Date of Grant: Apr 28, 2022
Application Purpose: Original Equipment
Date of Application: Apr 28, 2022
Equipment Note: Original Voice Amplifier
Frequency Range: 545.60000000 - 560.30000000
Company: ShenZhen Ankbit Electronics Limited
Country: China

Documents & Files

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

2A6ET

Cover Letter(s)

ShenZhenAnkbitElectronicsLimited OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:2022-04-26 Subject;RequestforConfidentiality FCCID:2A6ET-RT5302 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthesedocuments mightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantageinthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:JinlingZeng Title:ProductEngineer

Cover Letter(s)

version01 ShenZhenAnkbitElectronicsLimited Modeldifferencestatement Itisherebydeclaredthattheproduct ProductName:Wirelessmicrophonesystem Model:MK04 ListedModel(s):MK01,MK02,MK03 Mark:N/A AllmodelshavethesamecircuitandRFmodule,exceptforthedifferentappearanceshapeandcolor. Sincerely, Signature [JinlingZeng] [ProductEngineer] [ShenZhenAnkbitElectronicsLimited]

Cover Letter(s)

ShenZhenAnkbitElectronicsLimited LetterofAuthorization Company:ShenZhenAnkbitElectronicsLimited Address:Room401,BuildingB,RunfengIndustrialPark,No.4197 BaoanBlvd.,XixiangSt.,BaoanDist.,Shenzhen,China ProductName: OriginalVoiceAmplifier ModelNumber:MK04,MK01,MK02,MK03 Trademark:N/A FCCIdentifier:2A6ET-RT5302 WeauthorizeMiCOMLabsInc,575BoulderCourt,Pleasanton,California94566, USA,toactonourbehalfonallmattersconcerningtheabovenamedequipment. AnyindividualwithinMiCOMLabsisauthorizedtoactonourbehalfandtake actionontheapplication. WedeclarethatMiCOMLabsInc,575BoulderCourt,Pleasanton,California 94566,USA,isallowedtoforwardallinformationrelatedtotheapprovalproject totheFederalCommunicationCommissionandtodiscussanyissues concerningtheapprovalapplication.AnyandallactscarriedoutbyMiCOMLabs onourbehalfshallhavethesameeffectasactsofourown. Name:JinlingZengDate:April26.2022 Signatureofapplicant:

External Photos

Page 1 of 4 FCC ID: 2A6ET-RT5302 Shenzhen LCS Compliance Testing Laboratory Ltd. Add: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Tel: +(86) 0755-82591330 | E-mail: [email protected] | Web: www.lcs-cert.com Scan code to check authenticity External Photos of the EUT Fig. 1 Fig. 2 Page 2 of 4 FCC ID: 2A6ET-RT5302 Shenzhen LCS Compliance Testing Laboratory Ltd. Add: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Tel: +(86) 0755-82591330 | E-mail: [email protected] | Web: www.lcs-cert.com Scan code to check authenticity Fig. 3 Fig. 4 Page 3 of 4 FCC ID: 2A6ET-RT5302 Shenzhen LCS Compliance Testing Laboratory Ltd. Add: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Tel: +(86) 0755-82591330 | E-mail: [email protected] | Web: www.lcs-cert.com Scan code to check authenticity Fig. 5 Fig. 6 Page 4 of 4 FCC ID: 2A6ET-RT5302 Shenzhen LCS Compliance Testing Laboratory Ltd. Add: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Tel: +(86) 0755-82591330 | E-mail: [email protected] | Web: www.lcs-cert.com Scan code to check authenticity Fig. 7

ID Label/Location Info

LabelandLocation OriginalVoiceAmplifier ModelNo.:MK04 FCCID:2A6ET-RT5302 LabelLocation

Internal Photos

RF Exposure Info

Page1of3FCCID:2A6ET-RT5302 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity FCCRFExposureEvaluation 1.ProductInformation FCCID:2A6ET-RT5302 ProductnameOriginalVoiceAmplifier TestModelMK04 AdditionalModelNo.MK01,MK02,MK03 ModelDeclarationPCBboard,structureandinternalofthesemodel(s)arethesame,Sonoadditional modelsweretested. Powersupply Input:DC5V,1A DC3.7VbyRechargeableLi-ionBattery,550mAh ModulationTypeFM AntennaTypeInternalAntenna AntennaGain0dBi HardwareversionRT5062-TXVER:V02 SoftwareversionTX-MCU:7C2E FrequencyRange545.6MHz-560.3MHz ChannelNumber50 ExposurecategoryGeneralpopulation/uncontrolledenvironment EUTTypeProductionUnit DeviceTypePortableDevice Channellist ChannelFrequency(MHz)ChannelFrequency(MHz)ChannelFrequency(MHz) 1545.6018550.7035555.80 2545.9019551.0036556.10 3546.2020551.3037556.40 4546.5021551.6038556.70 5546.8022551.9039557.00 6547.1023552.2040557.30 7547.4024552.5041557.60 8547.7025552.8042557.90 9548.0026553.1043558.20 10548.3027553.4044558.50 11548.6028553.7045558.80 12548.9029554.0046559.10 13549.2030554.3047559.40 14549.5031554.6048559.70 15549.8032554.9049560.00 16550.1033555.2050560.30 17550.4034555.50------ Page2of3FCCID:2A6ET-RT5302 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 2.EvaluationmethodandLimit AccordingtoKDB447498D01GeneralRFExposureGuidancev06Section4.3.1StandaloneSARtest exclusionconsiderations:“UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures, standalone1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions, bymeasurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTestExclusion Thresholdcondition,listedbelow,issatisfied.Thesetestexclusionconditionsarebasedonsource-based time-averagedmaximumconductedoutputpoweroftheRFchannelrequiringevaluation,adjustedfor tune-uptolerance,andtheminimumtestseparationdistancerequiredfortheexposureconditions.22The minimumtestseparationdistanceisdeterminedbythesmallestdistancefromtheantennaandradiating structuresoroutersurfaceofthedevice,accordingtothehostformfactor,exposureconditionsand platformrequirements,toanypartofthebodyorextremityofauserorbystander(see5)ofsection4.1). ToqualifyforSARtestexclusion,thetestseparationdistancesappliedmustbefullyexplainedandjustified bytheoperatingconfigurationsandexposureconditionsofthetransmitterandapplicablehostplatform requirements,typicallyintheSARmeasurementorSARanalysisreport,accordingtotherequiredpublished RFexposureKDBprocedures.WhennootherRFexposuretestingorreportingisrequired,astatementof justificationandcompliancemustbeincludedintheequipmentapproval,inlieuoftheSARreport,to qualifyfortheSARtestexclusion.Whenrequired,thedevicespecificconditionsdescribedintheother publishedRFexposureKDBproceduresmustbesatisfiedbeforeapplyingtheseSARtestexclusion provisions;forexample,handheldPTTtwo-wayradios,handsets,laptops&tabletsetc.23“ [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance,mm)]·[√f(GHz)] ≤3.0for1-gSARand≤7.5for10-gextremitySAR,where: •f(GHz)istheRFchanneltransmitfrequencyinGHz •PoweranddistanceareroundedtothenearestmWandmmbeforecalculation •Theresultisroundedtoonedecimalplaceforcomparison •3.0and7.5arereferredtoasthenumericthresholdsinthestep2below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mmandfor transmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtestseparationdistanceis<5 mm,adistanceof5mmaccordingtof)insection4.1isappliedtodetermineSARtestexclusion. Page3of3FCCID:2A6ET-RT5302 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 3.Referevaluationmethod ANSIC95.1–1999:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadioFrequency ElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevicesRF ExposureProceduresandEquipmentAuthorizationPolicies. FCCCFR47part11.1310:Radiofrequencyradiationexposurelimits. FCCCFR47part22.1093:Radiofrequencyradiationexposureevaluation:portabledevices 4.ConductedPowerResults TestModeChannel Frequency (MHz) Measured MaximumPeak Power(dBm) Limits (dBm) Verdict FM 1545.603.925 24PASS 25552.803.358 50560.303.359 5.Manufacturingtolerance FMChannel(Peak) ChannelChannel1 (545.60MHz) Channel25 (552.80MHz) Channel50 (560.30MHz) Target(dBm)3.03.03.0 Tolerance±(dB)1.01.01.0 6.EvaluationResults Band/Modef(GHz) AntennaDistance (mm) RFoutputpower SARTestExclusion Threshold SARTest Exclusion dBmmW FM0.560354.02.51190.3760<3.0Yes Remark: 1.Outputpowerincludingtuneuptolerance; 2.Whentheminimumtestseparationdistanceis<5mm,adistanceof5mmaccordingtof)insection4.1 ofKDB447498isappliedtodetermineSARtestexclusion. 7.Conclusion ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1093fortheuncontrolledRFExposure andSARExclusionThresholdperKDB447498v06. .......................THEENDOFREPORT.........................

Test Report

Page 1 of 30 FCC ID: 2A6ET-RT5302 Report No.: LCS220309090AEA Shenzhen LCS Compliance Testing Laboratory Ltd. Add: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Tel: +(86) 0755-82591330 | E-mail: [email protected] | Web: www.lcs-cert.com Scan code to check authenticity FCC TEST REPORT For ShenZhen Ankbit Electronics Limited Original Voice Amplifier Test Model: MK04 Additional Model: Please Refer to Page 6 Prepared for : ShenZhen Ankbit Electronics Limited Address : Room 401,Building B,Runfeng Industrial Park, No. 4197 Baoan Blvd., Xixiang St., Baoan Dist., Shenzhen, China Prepared by : Shenzhen LCS Compliance Testing Laboratory Ltd. Address : 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Tel : (+86)755-82591330 Fax : (+86)755-82591332 Web : www.LCS-cert.com Mail : [email protected] Date of receipt of test sample : March 31, 2022 Number of tested samples : 1 Sample No : 220309090A Serial number : Prototype Date of Test : March 31, 2022 ~ April 20, 2022 Date of Report : April 21, 2022 Page 2 of 30 FCC ID: 2A6ET-RT5302 Report No.: LCS220309090AEA Shenzhen LCS Compliance Testing Laboratory Ltd. Add: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Tel: +(86) 0755-82591330 | E-mail: [email protected] | Web: www.lcs-cert.com Scan code to check authenticity FCC TEST REPORT FCC CFR 47 PART 74 Report Reference No. ................. : LCS220309090AEA Date of Issue ................................... : April 21, 2022 Testing Laboratory Name ............. : Shenzhen LCS Compliance Testing Laboratory Ltd. Address ........................................... : 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Testing Location/ Procedure ........... : Full application of Harmonised standards ■ Partial application of Harmonised standards □ Other standard testing method □ Applicant’s Name .......................... : ShenZhen Ankbit Electronics Limited Address ........................................... : Room 401,Building B,Runfeng Industrial Park, No. 4197 Baoan Blvd., Xixiang St., Baoan Dist., Shenzhen, China Test Specification Standard .......................................... : FCC CFR 47 PART 74 Test Report Form No. ................... : LCSEMC-1.0 TRF Originator ................................ : Shenzhen LCS Compliance Testing Laboratory Ltd. Master TRF ..................................... : Dated 2011-03 Shenzhen LCS Compliance Testing Laboratory Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen LCS Compliance Testing Laboratory Ltd. is acknowledged as copyright owner and source of the material. Shenzhen LCS Compliance Testing Laboratory Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. EUT Description. ........................... : Original Voice Amplifier Trade Mark ...................................... : N/A Test Model ..................................... : MK04 Ratings ............................................ : Input: DC 5V, 1A DC 3.7V by Rechargeable Li-ion Battery, 550mAh Result ............................................ : Positive Compiled by: Supervised by: Approved by: Lh Li/ Administrator Jin Wang/ Technique principal Gavin Liang/ Manager Page 3 of 30 FCC ID: 2A6ET-RT5302 Report No.: LCS220309090AEA Shenzhen LCS Compliance Testing Laboratory Ltd. Add: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Tel: +(86) 0755-82591330 | E-mail: [email protected] | Web: www.lcs-cert.com Scan code to check authenticity FCC -- TEST REPORT Test Model........................... : MK04 EUT......................................... : Original Voice Amplifier Applicant............................... : ShenZhen Ankbit Electronics Limited Address.................................. : Room 401,Building B,Runfeng Industrial Park, No. 4197 Baoan Blvd., Xixiang St., Baoan Dist., Shenzhen, China Telephone............................... : / Fax.......................................... : / Manufacturer........................ : ShenZhen Ankbit Electronics Limited Address................................... : Room 401,Building B,Runfeng Industrial Park, No. 4197 Baoan Blvd., Xixiang St., Baoan Dist., Shenzhen, China Telephone............................... : / Fax.......................................... : / Factory................................... : ShenZhen Ankbit Electronics Limited Address................................... : Room 401,Building B,Runfeng Industrial Park, No. 4197 Baoan Blvd., Xixiang St., Baoan Dist., Shenzhen, China Telephone............................... : / Fax.......................................... : / Test Result Positive The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Test Report No. : LCS220309090AEA April 21, 2022 Date of issue Page 4 of 30 FCC ID: 2A6ET-RT5302 Report No.: LCS220309090AEA Shenzhen LCS Compliance Testing Laboratory Ltd. Add: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Tel: +(86) 0755-82591330 | E-mail: [email protected] | Web: www.lcs-cert.com Scan code to check authenticity Revision History Revision Issue Date Revision Content Revised By 000 April 21, 2022 Initial Issue -- Page 5 of 30 FCC ID: 2A6ET-RT5302 Report No.: LCS220309090AEA Shenzhen LCS Compliance Testing Laboratory Ltd. Add: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing St…

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Test Setup Photos

Page 1 of 1 FCC ID: 2A6ET-RT5302 Shenzhen LCS Compliance Testing Laboratory Ltd. Add: 101, 201 Bldg A & 301 Bldg C, Juji Industrial Park Yabianxueziwei, Shajing Street, Baoan District, Shenzhen, 518000, China Tel: +(86) 0755-82591330 | E-mail: [email protected] | Web: www.lcs-cert.com Scan code to check authenticity Test Setup Photos of the EUT Test Setup Photo(s) of Radiated Emissions Measurement Fig. 1 Fig. 2