2A9WK-DB2501waterproof handheld camera grip

Rev1/26/2023 (ShenzhenYiseTechnologyCo.,Ltd) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:1/28/2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2A9WK-DB2501 [ShenzhenYiseTechnologyCo.,Ltd]certifiesthattheequipmentforwhichauthorizationissoughtisnot “covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903of theFCCrules. [ShenzhenYiseTechnologyCo.,Ltd]certifiesthattheequipmentforwhichauthorizationissoughtdoes notincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.oranyofits successorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofits successorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, LincolnLin/Manager Rev1/26/2023 (ShenzhenYiseTechnologyCo.,Ltd) FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:1/28/2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2A9WK-DB2501 [ShenzhenYiseTechnologyCo.,Ltd]certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesor affiliates)asanentityproducing“covered”equipment. Sincerely, (Applicantsignature) (Applicantprintedname)LincolnLin/Manager

DongGuanSYLTechnologyCO.,LTD AntennaSpecification Manufacture：SYL ProductName：PD_P25090_DBSXYAntenna AntennaType：PCB TestDate：2025/10/20 Testedby ：CheckedBy:ApprovedBy: ChengMingWeiDuLinQianCongGen DongGuanSYLTechnologyCO.,LTD 1.GeneralDescription Manufacturer：DongGuanSYLTechnologyCO.,LTD Address： Room203,DongHuiIndustrialPark,No.198DaTangRoad, DongGuan,GuangDong,China ProductName： PD_P25090_DBSXYAntenna Productmodel： PD_P25090_DBSXY AntennaType ：PCBAntenna TestFrequency ：2400-2500MHz AntennaGain ：1.2dBi VSWR ：＜ 1.4 Impedance ：50Ω Polarization：Linear DongGuanSYLTechnologyCO.,LTD 2.Antennasize: DongGuanSYLTechnologyCO.,LTD 3.GainandEfficiency Frequency 2.44GHz XY-PlaneXZ-PlaneYZ-Plane Efficiency （ % ） Average-0.5-3.6-3.0 60.2% Peak1.21.91.1 DongGuanSYLTechnologyCO.,LTD 4.ReturnLoss 5.XY-Plane DongGuanSYLTechnologyCO.,LTD 6.XZ-Plane 7.YZ-Plane DongGuanSYLTechnologyCO.,LTD 8.3DRadiationPatternDiagram 10.TestSetupPhoto

ShenzhenYiseTechnologyCo.,LtdOfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:January28,2026 Subject;RequestforConfidentiality FCCID:2A9WK-DB2501 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure SoftwareSecurityRequirementsforUNIIdevices 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:LincolnLin Title:Manager

ShenzhenYiseTechnologyCo.,Ltd ‘Date：2026-1-28 ProductModelNumber:DB2501,DB2502 FCCID:2A9WK-DB2501 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:LincolnLin/Manager Email:[email protected] Telephone:13538218145 Onbehalfof:ShenzhenYiseTechnologyCo.,Ltd

ShenzhenYiseTechnologyCo.,Ltd Date:2026-1-28 DearSir/Madam, We,ShenzhenYiseTechnologyCo.,LtdHerebydeclaresthe,followingstatement Productname:waterproofhandheldcameragrip FCCID:2A9WK-DB2501 Modelno.:DB2501,DB2502 Allthemodelsareelectricalidenticalincludingthesameparameter,samePCBboard,same mechanicalstructureanddesign,thedifferencearethemodelnamesandthestructureofthe phonemountingbracket. Sincerely, Name/Title:LincolnLin/Manager Company:ShenzhenYiseTechnologyCo.,Ltd Address:201,BuildingA,DingshengKechuangPark,No.64,LongwoRoad2,Longtian Community,LongtianStreet,Pingshandistrict,ShenzhenCity,GuangdongProvince Phone:13538218145 E-Mail:[email protected]

AnnexA ExternalPhotos TestModelNo.:DB2501 Page 1 of4 AnnexA ExternalPhotos TestModelNo.:DB2501 Page 2 of4 AnnexA ExternalPhotos TestModelNo.:DB2501 Page 3 of4 AnnexA ExternalPhotos TestModelNo.:DB2501 Page 4 of4

Size:40*30mm waterproofhandheldcameragrip ModelNo.:DB2501 FCCID:2A9WK-DB2501 Thisdevicecomplieswithpart15of theFCCRules.Operationissubject tothefollowingtwoconditions: (1)Thisdevicemaynotcause harmfulinterference,and (2)thisdevicemustacceptany interferencereceived,including interferencethatmaycause undesiredoperation.

AnnexB InternalPhotos TestModelNo.:DB2501 Page 1 of5 AnnexB InternalPhotos TestModelNo.:DB2501 Page 2 of5 AnnexB InternalPhotos TestModelNo.:DB2501 Page 3 of5 AnnexB InternalPhotos TestModelNo.:DB2501 Page 4 of5 PCBantenna AnnexB InternalPhotos TestModelNo.:DB2501 Page 5 of5

MAXTestingCo.,Ltd.ReportNo.:MAX25120260P01-R01RF RFTESTREPORT ReportReferenceNo. ....................... :MAX25120260P01-R01RF FCCID.................................................:2A9WK-DB2501 Compiledby (position+printedname+signature)..: Engineer/CindyZheng Supervisedby (position+printedname+signature)..: Manager/HaleyWen Approvedby (position+printedname+signature)..: RFManager/VivianJiang Dateofissue ......................................... :January20,2026 TestingLaboratoryName ................ : MAXLABTestingCo.,Ltd. Address.................................................: 1/F,BuildingB,XinshidaiGRPark,ShiyanStreet,Bao'anDistrict, Shenzhen,Guangdong,518052,People’sRepublicofChina Applicant’sname ............................... : ShenzhenYiseTechnologyCo.,Ltd Address.................................................: 201,BuildingA,DingshengKechuangPark,No.64,LongwoRoad 2,LongtianCommunity,LongtianStreet,Pingshandistrict,Shenzhen City,GuangdongProvince Testspecification..............................: Standard ................................................ :KDB447498D01GeneralRFExposureGuidancev06 MAXLABTestingCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe MAXLABTestingCo.,Ltd.isacknowledgedascopyrightownerandsourceofthematerial.MAXLABTesting Co.,Ltd.takesnoresponsibilityforandwillnotassumeliabilityfordamagesresultingfromthereader's interpretationofthereproducedmaterialduetoitsplacementandcontext. Testitemdescription........................: waterproofhandheldcameragrip TradeMark............................................: Manufacturer ......................................... : ShenzhenYiseTechnologyCo.,Ltd Model/Typereference.........................: DB2501 ListedModels ...................................... : DB2502 Modulation...........................................:GFSK Frequency..............................................From2402MHzto2480MHz Rating.....................................................:DC3.7VFromBatteryorDC5VbyUSBport Result ..................................................... :PASS MAXTestingCo.,Ltd.ReportNo.:MAX25120260P01-R01RF RFEXPOSUREEVALUATIONMETHOD AccordingtoKDB447498D01GeneralRFExposureGuidancev06,Unlessspecificallyrequiredbythe publishedRFexposureKDBprocedures,standalone1-gheadorbodyand10-gextremitySARevaluation forgeneralpopulationexposureconditions,bymeasurementornumericalsimulation,isnotrequiredwhen thecorrespondingSARTestExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtestexclusion thresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance,mm)]·[√f (GHz) ] ≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedto evaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF)Radiation asspecifiedin§1.1307(b) EUTSpecification Frequencyband(Operating)WLAN:2.412GHz~2.462GHz WLAN:5.150GHz~5.250GHz WLAN:5.725GHz~5.850GHz OthersBT:2402-2480MHz DevicecategoryPortable(<20cmseparation) Mobile(>20cmseparation) Others Exposureclassification3.0for1-gSARand≤7.5for10-gextremitySAR AntennadiversitySingleantenna Multipleantennas Txdiversity Rxdiversity Tx/Rxdiversity Max.outputpower1.87dBm(0.00154W) Antennagain(Max)1.2dBi EvaluationappliedMPEEvaluation SAREvaluation MAXTestingCo.,Ltd.ReportNo.:MAX25120260P01-R01RF RFEXPOSUREEVALUATIONMETHOD SARTestExclusionThresholdsfor100MHz–6GHzand≤50mm ApproximateSARTestExclusionPowerThresholdsatSelectedFrequenciesandTestSeparation DistancesareillustratedinthefollowingTable. The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattestseparation distances≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f(GHz)]≤3.0for1-gSARand≤7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis ≤ 50 mmandfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmisappliedtodetermineSARtest exclusion. MAXTestingCo.,Ltd.ReportNo.:MAX25120260P01-R01RF Maximummeasuredtransmitterpower. BLE Operating Mode Freque ncy Measur ed Power max. power Antenna Gain min.test separation distance [√f(GHz)] ResultLimit (MHz)(dBm)(mW)(dBi)(mm) GFSK 24021.651.461.251.5500.45323 24401.871.541.251.5620.48053 24801.731.491.251.5750.46913 The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattestseparation distances≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]·[√f(GHz)] ThetestResultislessthan3.0for1-gSARand≤7.5for10-gextremitySAR. Conclusion:NoSARisrequired.

MAXLABTestingCo.,Ltd. ReportNo.:MAX25120260P01-R01 Page 1 of29 FCCPART15SUBPARTCTESTREPORT FCCPART15.247 ReportReferenceNo........................:MAX25120260P01-R01 FCCID. ................................................ :2A9WK-DB2501 Compiledby (position+printedname+signature)..: Engineer/CindyZheng Supervisedby (position+printedname+signature) .. : Manager/HaleyWen Approvedby (position+printedname+signature)..: RFManager/VivianJiang Dateofissue ......................................... :January20,2026 TestingLaboratoryName ................ : MAXLABTestingCo.,Ltd. Address.................................................: 1/F,BuildingB,XinshidaiGRPark,ShiyanStreet,Bao'anDistrict, Shenzhen,Guangdong,518052,People’sRepublicofChina Applicant’sname ............................... : ShenzhenYiseTechnologyCo.,Ltd Address.................................................: 201,BuildingA,DingshengKechuangPark,No.64,LongwoRoad 2,LongtianCommunity,LongtianStreet,Pingshandistrict,Shenzhen City,GuangdongProvince Testspecification..............................: Standard................................................: FCCPart15.247 MAXLABTestingCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe MAXLABTestingCo.,Ltd.isacknowledgedascopyrightownerandsourceofthematerial.MAXLAB TestingCo.,Ltd.takesnoresponsibilityforandwillnotassumeliabilityfordamagesresultingfromthe reader'sinterpretationofthereproducedmaterialduetoitsplacementandcontext. Equipmentdescription.....................:waterproofhandheldcameragrip TradeMark ............................................ : Manufacturer.........................................: ShenzhenYiseTechnologyCo.,Ltd Model/Typereference ......................... : DB2501 ListedModels ...................................... : DB2502 Modulation ........................................... :GFSK Frequency..............................................From2402MHzto2480MHz Ratings...................................................: DC3.7VFromBatteryorDC5VbyUSBport Result ..................................................... :PASS MAXTestingCo.,Ltd. ReportNo.:MAX25120260P01-R01 Page2of29 TESTREPORT EquipmentunderTest:waterproofhandheldcameragrip Model/Type:DB2501 ListedModels:DB2502 ModelDeclaration:Allthemodelsareelectricalidenticalincludingthesameparameter, samePCBboard,samemechanicalstructureanddesign,the differencearethemodelnamesandthestructureofthephone mountingbracket. Applicant : ShenzhenYiseTechnologyCo.,Ltd Address: 201,BuildingA,DingshengKechuangPark,No.64,LongwoRoad 2,LongtianCommunity,LongtianStreet,Pingshandistrict,Shenzhen City,GuangdongProvince Manufacturer : ShenzhenYiseTechnologyCo.,Ltd Address: 201,BuildingA,DingshengKechuangPark,No.64,LongwoRoad 2,LongtianCommunity,LongtianStreet,Pingshandistrict,Shenzhen City,GuangdongProvince TestResult : PASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetest laboratory. MAXTestingCo.,Ltd. ReportNo.:MAX25120260P01-R01 Page3of29 Contents 1TESTSTANDARDS..............................................................................................................................4 2SUMMARY.................................................................................................................................................5 2.1GeneralRemarks..........................................................................................................................................5 2.2ProductDescription.....................................................................................................................................5 2.3EquipmentUnderTest.................................................................................................................................5 2.4ShortdescriptionoftheEquipmentunderTest(EUT).............................................................................5 2.5EUToperationmode.....................................................................................................................................6 2.6BlockDiagramofTestSetup.......................................................................................................................6 2.7RelatedSubmittal(s)/Grant(s)...................................................................................................................6 2.8Modifications...............................................................................................................................................6 3TESTENVIRONMENT........................................................................................................................7 3.1Addressofthetestlaboratory....................................................................................................................7 3.2TestFacility...................................................................................................................................................7 3.3Environmentalconditions............................................................................................................................7 3.4Summaryofmeasurementresults..............................................................................................................8 3.5Statementofthemeasurementuncertainty..............................................................................................8 3.6EquipmentsUsedduringtheTest..............................................................................................................9 4TESTCONDITIONSANDRESULTS.......................................................................................11 4.1ACPowerConductedEmission................................................................................................................11 4.2RadiatedEmissionsandBandEdge........................................................................................................1…

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Testsetup TestModelNo.:DB2501 Testsetup TestModelNo.:DB2501