2A95L-SX9Wireless microphone

2.911(d)(5)(i)EquipmentTypeAttestationv1.2 Shenzhen Shengxing Technology Co., LTD Section 2.9 11(d)(5)(i) Certification – Equipment Type Company name:Shenzhen Shengxing Technology Co., LTD Address:3rd Floor, Building 2, Yongtai Industrial Park, Baoan, Shenzhen Product Name:Wireless microphone FCC ID:2A95L-SX9 Model(s):SX9, SX8, SX960, SX968, SX85, SX88, SX86, SX89, SX31, SX66, K35 Pro, K9, K11, J13 2.911(d)(5)(i) Equipment Type We, Shenzhen Shengxing Technology Co., LTD certify that the equipment for which authorization is sought through certification is not:  Prohibitedfrom receivingan equipmentauthorizationpursuantto § 2.903;of the FCC rules.  Identifiedas an equipmenttype in the “CoveredList ” NOTE1 Yourssincerely, Name:SHI JUN LIDate:2023.01.09 Title and Companyname:Generalmanager/ ShenzhenShengxingTechnologyCo., LTD NOTE1 “CoveredList”; is the List of Equipmentand ServicesCoveredBy Section2 of The SecureNetworksAct, availableat https://www.fcc.gov/supplychain/coveredlist References; 1) 986446D01 CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) FederalRegisterdocument2022-28263publishedon 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

2.911(d)(5)(ii)ApplicantAttestationv1.2 Shenzhen Shengxing Technology Co., LTD Section 2.9 11(d)(5)(ii) Certification – Applicant (Covered Lis t) Company name: Shenzhen Shengxing Technology Co., LTD Address:3rd Floor, Building 2, Yongtai Industrial Park, Baoan, Shenzhen Product Name:Wireless microphone FCC ID:2A95L-SX9 Model(s):SX9, SX8, SX960, SX968, SX85, SX88, SX86, SX89, SX31, SX66, K35 Pro, K9, K11, J13 2.911(d)(5)(ii) Applicant filing We, Shenzhen Shengxing Technology Co., LTD certify that, as of the date of the filing of the application, the applicant is not identified NOTE 1 on the “Covered List” NOTE 2 , established pursuant to § 1.50002 of this chapter, as an entity producing covered communications equipment. Yours sincerely, Name:SHI JUN LIDate:2023.01.09 Title and Companyname:Generalmanager/ ShenzhenShengxingTechnologyCo., LTD NOTE1 Deleteoptionnot applicableto this application. NOTE2 “CoveredList”; is the List of Equipmentand ServicesCoveredBy Section2 of The SecureNetworksAct, availableat https://www.fcc.gov/supplychain/coveredlist References; 1) 986446D01 CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2) FederalRegisterdocument2022-28263publishedon 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

2.91 1 (d)(7)USA Agent v1.4 FRN Number: 0033630823 Contact Name: Skye Shaw Telephone No: (213) 550-3300 Email: USA Agent Company name: Proxy Ventures USA Address: 20955 Pathfinder Road, Suite Shenzhen Shengxing Technology Co., LTD Section 2.911(d)(7) USA Agent for Service of Process Company name: Shenzhen Shengxing Technology Co., LTD Address: 3rd Floor, Building 2, Yongtai Industrial Park, Baoan, Shenzhen Product Name:Wireless microphone FCC ID: 2A95L-SX9 Model(s):SX9, SX8, SX960, SX968, SX85, SX88, SX86, SX89, SX31, SX66, K35 Pro, K9, K11, J13 2.911(d)(7) USA Designated Agent for Service of Process We, Shenzhen Shengxing Technology Co., LTD designate Proxy Ventures NOTE1 for the purpose of accepting service of process on behalf of the applicant. Applicant consent: We acknowledge our consent to accept service of process in the United States for matters related to the applicable equipment, and at the physical U.S. address and email address of the designated agent and acknowledge our acceptance of our obligation to maintain an agent for service of process in the United States for no less than one year after either we the grantee have permanently terminated all marketing and importation of the applicable equipment within the U.S., or at the conclusion of any Commission- related administrative or judicial proceeding involving the equipment, whichever is later. Agent obligation: We acknowledge our obligation to accept service of process in the United States for matters related to the applicable equipment at our physical U.S. address and email address 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 at the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. #100, Diamond Bar, CA 91765, USA [email protected] Applicant Company name:Shenzhen Shengxing Technology Co., LTD Address:3rd Floor, Building 2, Yongtai Industrial Park, Baoan, Shenzhen FCC Grantee Code: 2A95L Contact Name:SHI JUN LI Telephone No: +8617722810891 Email:[email protected] Shenzhen Shengxing Technology Co., LTD 2.911 (d)(7)USA Agent v1.4 Signature: Title: Executive Manager Date: 03/29/2023 NOTE 1: An applicant located in the United States may designate itself as the agent for service of process. Reference; Federal Register document 2022-28263 published on 02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against- Signature: Title:General manager Date:2023.03.29 national-security-threats-to-the-communications-supply-chain-through-the

Shenzhen Shengxing Technology Co., LTD Agent Authorization Company:Shenzhen Shengxing Technology Co., LTD Address:3rd Floor, Building 2, Yongtai Industrial Park, Baoan, Shenzhen Product Name:Wireless microphone Model Number(s):SX9, SX8, SX960, SX968, SX85, SX88, SX86, SX89, SX31, SX66, K35 Pro, K9, K11, J13 Product Description:Wireless microphone We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature:Date:2023.01.09 Name:SHI JUN LI Title:Generalmanager Company:ShenzhenShengxingTechnologyCo., LTD

ShenzhenShengxingTechnologyCo.,LTD OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:2023.01.09 Subject;RequestforConfidentiality FCCID:2A95L-SX9 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthesedocuments mightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantageinthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:SHIJUNLI Title:Generalmanager

ShenzhenShengxingTechnologyCo., LTD SX9_ModelDifference Product description: Wireless microphone Model name : SX9,SX8,SX960,SX968,SX85,SX88,SX86,SX89,SX31,SX66,K35 Pro, K9, K11, J13 FCC ID:2A95L-SX9 All the modelare of the same circuit and RF module,and the only differenceis the modelname.The modelSX9 is the testedsample. Regards Sincerely Client ’s signature: Client ’s name / title :SHI JUN LI / Generalmanager Contactinformation/ address:Floor3, Building2, YongtaiIndustrialZone, Jiuwei Community,HangchengStreet,Bao 'an District, Shenzhen

FCCID:2A95L-SX9 EUTPHOTOS(ExternalPhotos) FCCID:2A95L-SX9 FCCID:2A95L-SX9 FCCID:2A95L-SX9 FCCID:2A95L-SX9

20mm 10mm

FCCID:2A95L-SX9 EUTPHOTO(InternalPhotos) FCCID:2A95L-SX9 FCCID:2A95L-SX9 FCCID:2A95L-SX9 ANT-TX FCCID:2A95L-SX9 FCCID:2A95L-SX9 FCCID:2A95L-SX9 FCCID:2A95L-SX9 ANT-RX FCCID:2A95L-SX9 ※※※※※ENDOFREPORT※※※※※

FCCID:2A95L-SX9 RFExposureEvaluation AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1093 ， UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures,standalone 1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposure conditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f (GHz) ]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Here, ForBluetooth Mode Max Power (dBm) Tune-up power (dBm) Max Power (mW) Frequency(MHz) Min. Distance (mm) Calc. thresholds limit BR/EDR-3.02-3 ± 10.63248050.1993.0 SoaSARtestisnotrequired

2.4GHz3216ChipAntenna:RANT3216F245C03 _ Application: WLAN,802.11b/g,Bluetooth,WLAN,etc... Features SMD,highreliability,ultraImpact,Omni-directional... PartnumberInformation RANT3216F245C03 (A)(B)(C)(D)(E)(F) ElectricalSpecification ThespecificationisdefinedonEVB. DimensionandTerminalConfiguration No.TerminalName 1Feeding/GNG 2GND/Feeding (A)ProductTypeChipAntenna (B)SizeCode 3.2x1.6mm( ± 0.2mm) (C)MaterialHighKmaterial (D)Frequency2.4~2.5GHz (E)FeedingmodePIFA&SingleFeeding (F)AntennatypeType=03 WorkingFrequencyRange2400~2500MHz Bandwidth120MHz(Min.) PeakGain2.25dBi(Typ.) Impedance50Ohm Returnloss10dB(Min) PolarizationLinear AzimuthBeamwidthOmni-directional OperationTemperature(°C)-40~85°C ResistancetoSolderingHeats 10sec.(@280°C) TerminationNi/Au(Leadless) Dimension(mm) L 3.20±0.20 W 1.60±0.20 T 0.45±0.20 咏成國際科技有限公司電話: RAINInternationalTechnologyCo.,Ltd.TEL: 2.4GHz3216ChipAntenna:RANT3216F245C03 _ 1 EvaluationBoardReference 长条板 PCB 推荐 Dimension 圆板 AntennaLayoutReference Unit:mm ElectricalCharacteristics ReturnLoss&Radiation ReturnLoss Frequency(MHz) S11(dB) 2400-10.50 2450-30.62 2500-11.47 2.4GHz3216ChipAntenna:RANT3216F245C03 _ Radiation 2400MHz2450MHz2500MHz Efficiency82.52%85.26%83.01% PeakGain1.15dBi1.24dBi1.19dBi Directivity1.89dBi1.97dBi1.91dBi X Y Z 2400MHz 2450MHz 2500MHz 2.4GHz3216ChipAntenna:RANT3216F245C03 _ TapingSpecifications ReelandTapingSpecification ReelSpecification TYPESIZEABCD 32167”5K/Reel 9.0±0.5 60±213.5±0.5178±2 TappingSpecification PackagingTypeABWEFGHTψDP PaperType3216 1.90±0.2 0 3.50±0.2 0 8.0±0.2 0 1.75±0.1 0 3.5±0.054.0±0.102.0±0.050.75±0.1 0 1.50±0.1 0 4.0±0.1 2.4GHz3216ChipAntenna:RANT3216F245C03 _ ReliabilityTable TestItemProcedure Requirements CeramicType Remark (Reference) Electrical Characterization Fulfilltheelectrical specification UserSpec. Thermal Shock 1.Preconditioning: 50±10°C/1hr,thenkeepfor24±1hrsatroomtemp. 2.Initialmeasure:Spec:referInitialspec. 3.Rapidchangeoftemperaturetest: -30°Cto+85°C;100cycles; 15minutesatLowercategorytemperature; 15minutesatUppercategorytemperature. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 107 Temperature Cycling 1.Initialmeasure:Spec:referInitialspec. 2.100Cycles(-30°Cto+85°C),SoakMode=1(2Cycle/hours). 3.Measurementat24±2Hoursaftertestcondition. NoVisibleDamage. Fulfilltheelectrical specification. JESD22 JA104 HighTemperature Exposure 1.Initialmeasure:Spec:referInitialspec. 2.Unpowered;500hours@T=+85°C. 3.Measurementat24±2hoursaftertest. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 108 LowTemperature Storage 1.Initialmeasure:Spec:referInitialspec. 2.Unpowered:500hours@T=-30°C. 3.Measurementat24±2hoursaftertest. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 108 Solderability (SMDBottomSide) Dippingmethod: a.Temperature:235±5°C b.Dippingtime:3±0.5s Thesoldershouldcover over95%ofthecritical areaofbottomside. IEC60384-21/22 4.10 SolderingHeat Resistance (RSH) Preheatingtemperature:150±10°C. Preheatingtime:1~2min. Soldertemperature:260±5°C. Dippingtime:5±0.5s NoVisibleDamage.IEC60384-21/22 4.10 Vibration5g'sfor20min.,12cycleseachof3orientations Note:Use8"X5"PCB.031"thick7securepointson,onelong sideand2securepointsatcornersofoppositesides.Parts mountedwithin2"fromanysecurepoint.Testfrom10-2000 Hz. NoVisibleDamage.MIL-STD-202 Method204 Mechanical Shock Threeshocksineachdirectionshallbeappliedalongthethree mutuallyperpendicularaxesofthetestspecimen(18shocks) Peakvalue:1,500g’s Duration:0.5ms Velocitychange:15.4ft/s Waveform:Half-sine NoVisibleDamage.MIL-STD-202 Method213 Humidity Bias 1.Humidity:85%R.H.,Temperature:85±2°C. 2.Time:500±24hours. 3.Measurementat24±2hrsaftertestcondition. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 Method106 2.4GHz3216ChipAntenna:RANT3216F245C01 _ Board Flex (SMD) 1.Mountingmethod: IR-Reflow.PCBSize(L:100×W:40×T:1.6mm) 2.Applytheloadindirectionofthearrowuntilbendingreaches 2mm. NoVisibleDamage.AEC-Q200 005 AdhesionForceof1.8Kgfor60seconds.NoVisibleDamage Magnificationof20Xor greatermaybeemployed forinspectionofthe mechanicalintegrityofthe devicebodyterminalsand body/terminaljunction. AEC-Q200 006 Physical Dimension Anyapplicablemethodusingx10magnification,micrometers, calipers,gauges,contourprojectors,orothermeasuring equipment,capableofdeterminingtheactualspecimen dimensions. Inaccordancewith specification. JESD22 JB100 RevisionHistory RevisionDateContent 12019/03/01NewDatasheet 22020/02/22Add2Dradiationcharacteristic

ProjectNo.:ZKT-221221L9594E Page 1 of 69 FCCTESTREPORT FCCID:2A95L-SX9 ReportNumber...................................:ZKT-221221L9594E DateofTest......................................................:Dec.15,2022–Jan.09,2023 Dateofissue ......................................... :Jan.09,2023 Totalnumberofpages ......................... 69 TestResult .......................................... :PASS TestingLaboratory...........................:ShenzhenZKTTechnologyCo.,Ltd. Address ............................................... :1/F,No.101,BuildingB,No.6,TangweiCommunityIndustrial Avenue,FuhaiStreet,Bao'anDistrict,Shenzhen,China Applicant'sname ............................. :ShenzhenShengxingTechnologyCo.,LTD Address...............................................: 3rdFloor,Building2,YongtaiIndustrialPark,Baoan,Shenzhen Manufacturer'sname......................:ShenzhenShengxingTechnologyCo.,LTD Address ............................................... : 3rdFloor,Building2,YongtaiIndustrialPark,Baoan,Shenzhen Testspecification: Standard ................................................ :FCCCFRTitle47Part15SubpartCSection15.247 Testprocedure ..................................... :KDB558074D0115.247MeasGuidancev05r02 ANSIC63.10:2013 Non-standardtestmethod ................ :N/A TestReportFormNo........................:TRF-EL-112_V0 TestReportForm(s)Originator.....:ZKTTesting MasterTRF........................................:Dated:2021-04-22 ThisdevicedescribedabovehasbeentestedbyZKT,andthetestresultsshowthattheequipmentunder test(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsample identifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofZKT,thisdocumentmay bealteredorrevisedbyZKT,personalonly,andshallbenotedintherevisionofthedocument. Productname ....................................... : Wirelessmicrophone Trademark ........................................... : N/A Model/Typereference.........................: SX9 SX8,SX960,SX968,SX85,SX88,SX86,SX89,SX31,SX66,K35 Pro,K9,K11,J13 Ratings..................................................: Input:5V1AorDC3.7Vbybattery ProjectNo.:ZKT-221221L9594E Page 2 of 69 Testingprocedureandtestinglocation: TestingLaboratory .......................................... :ShenzhenZKTTechnologyCo.,Ltd. Address............................................................:1/F,No.101,BuildingB,No.6,TangweiCommunity IndustrialAvenue,FuhaiStreet,Bao'anDistrict, Shenzhen,China JimLiu Testedby(name+signature) ....................... : TomZou Reviewer(name+signature) ....................... : LakeXie Approved(name+signature) ....................... : ProjectNo.:ZKT-221221L9594E Page 3 of 69 TableofContents Page 1.VERSION................................................................................................................................................5 2.TESTSUMMARY...................................................................................................................................6 2.1TESTFACILITY....................................................................................................................................7 2.2MEASUREMENTUNCERTAINTY.......................................................................................................7 3.GENERALINFORMATION....................................................................................................................8 3.1GENERALDESCRIPTIONOFEUT.....................................................................................................8 3.2TestSetupConfiguration......................................................................................................................9 3.3SupportEquipment.............................................................................................................................10 3.4TestMode...........................................................................................................................................10 3.5EQUIPMENTSLISTFORALLTESTITEMS.....................................................................................11 4.EMCEMISSIONTEST.........................................................................................................................13 4.1Conductedemissions..........................................................................................................................13 4.1.1POWERLINECONDUCTEDEMISSIONLimits.............................................................................13 4.1.2TESTPROCEDURE........................................................................................................................13 4.1.3DEVIATIONFROMTESTSTANDARD...........................................................................................13 4.1.4TESTSETUP...................................................................................................................................14 4.1.5EUTOPERATINGCONDITIONS....................................................................................................14 4.1.6TestResult.......................................................................................................................................15 4.2Radiatedemissions.............................................................................................................................17 4.2.1RadiatedEmissionLimits.................................................................................................................17 4.2.2TESTPROCEDURE........................................................................................................................17 4.2.3DEVIATIONFROMTESTSTANDARD...........................................................................................18 4.2.4TESTSETUP...................................................................................................................................18 4.2.5EUTOPERATINGCONDITIONS...........................…

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FCCID:2A95L-SX9 EUTTESTPHOTOS FCCID:2A95L-SX9 ※※※※※ENDOFREPORT※※※※※