2BKZD-ES1Open Ear Headphones

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: -- Reorient or relocate the receiving antenna. -- Increase the separation between the equipment and receiver. -- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -- Consult the dealer or an experienced radio/TV technician for help. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction

1/1 USAgentforServiceofProcessLETTEROFATTESTATION TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USAgentforServiceofProcess: CompanyName:GOLDENVICTORYINTERNATIONALTRADINGCOLTD FRN:0036377570 ContactName:LeonHowar Address:11016THSTREETSUITE1400DENVER,CO80202UnitedStates TelephoneNo:(337)255-0461 Email:[email protected] Applicant: Companyname:ShenzhenTangrongChuanwenTradingCo.,Ltd ProductDescription:OpenEarHeadphones Granteecode:2BKZD FRN:0035929744 FCCID:2BKZD-ES1 ContactName:comyxiao Address:RoomB111,NorthBlock1205,InternationalCommercialBuilding,NanhuStreet,Luohu District,Shenzhencity,Guangdong,China TelephoneNo.:18620378283 Email:[email protected] [ShenzhenTangrongChuanwenTradingCo.,Ltd]certifiesthat,asofthedate ofthisfilingoftheapplicationwiththeTCB,[GOLDENVICTORY INTERNATIONALTRADINGCOLTD]isourdesignatedUSagentforserviceof processfortheabovereferencedFCCID.[ShenzhenTangrongChuanwen TradingCo.,Ltd]acceptstomaintainanagentfornolessthanoneyearafter thegranteehasterminatedallmarketingandimportationortheconclusionof anycommissionrelatedproceedinginvolvingequipment.[GOLDENVICTORY INTERNATIONALTRADINGCOLTD]accepts,asofthedateofthefilingofthe application,theobligationofthedesignatedUSagentforserviceofprocessfor theabovereferenceFCCID. TheUSAgentforServiceofProcessisawareofandagreestocomplywiththerequirements outlinedintheFCCEquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause §2.911. TheApplicantisawareofandagreestocomplywiththerequirementsoutlinedintheFCC EquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause§2.911. Date:2025.8.4 Applicant’sName:comyxiaoUSAgent’sName:LeonHowar Title:ManagerTitle:Manager Signature Signature

AttestationStatement. OldCode:C526609124NewCode:00015544Ed.3 Changereason:FRNisaddedtotheApplicantinformationsection. 1/1 TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 TheCommissionadoptedrulesthatprohibitequipmentauthorizationfor“covered” telecommunicationsequipmentandvideosurveillanceequipmentproducedbyentitiesidentified ontheCommission’sCoveredList 1 ,whichisperiodicallyupdated.SeetheCoveredListformore details.ThisAttestationStatementistoconfirmthatwefollowtheSection2.911(d)(5)(i)-(ii) Applicant Companyna m e:ShenzhenTangrongChuanwenTradingCo.,Ltd Granteecode:2BKZD FRN:0035929744 FCCID:2BKZD-ES1 ContactName:comyxiao Address:RoomB111,NorthBlock1205,InternationalCommercialBuilding,NanhuStreet,Luohu District,Shenzhencity,Guangdong,China TelephoneNo.:18620378283 Email:[email protected] i.ShenzhenTangrongChuanwenTradingCo.,Ltd(“theapplicant”)certifies thattheequipmentforwhichauthorizationissoughtisnot“covered” equipmentprohibitedfromreceivinganequipmentauthorizationpursuantto section2.903oftheFCCrules.Theapplicantmustsignthiscertification. ii.ShenzhenTangrongChuanwenTradingCo.,Ltd(“theapplicant”)certifies that,asofthedateofthefilingoftheapplication,theapplicant[isnot](asa specificallynamedentityoranyofitssubsidiariesoraffiliates)identifiedon theCoveredListasanentityproducing“covered”equipment.Theapplicant mustsignthiscertification. [ShenzhenTangrongChuanwenTradingCo.,Ltd](“theapplicant”)certifiesthat,as ofthedateofthefilingofthe application,theapplicant[isnot]identifiedontheCoveredList asanentityproducing“covered” equipment. Date:2025.8.4 Applicant’sName:comyxiao Title:Manager Signature 1 TheCommission’sCoveredListispublishedbythePublicSafetyandHomelandSecurityBureauandpostedonthe Commission’swebsite.ThisCoveredList,whichisperiodicallyupdated,identifiesparticularequipment,producedby particularentities,thatconstitutes“covered”equipment.https://www.fcc.gov/supplychain/coveredlist

ShenzhenTangrongChuanwenTradingCo., Ltd Code00018768Ed. 2 Item 1.The deviceis able to install software/programinstallation? ☐Yes, go to Item 2. ☒No. In this case, the rest of the items do not apply.The devicecannotsupport installationof Kasperskycybersecurityor anti-virussoftware. Item 2.TechnicalRequirementsfor KasperskyCybersecuritySoftware: #GeneralRequirements(For all Devices)Yes / No or N/A Comments 1Internetconnectionfor activationand updates(For all OperatingSystems) N/A DeviceOpenEar Headphones CompanynameShenzhenTangrongChuanwenTradingCo., Ltd Granteecode2BKZD FCC ID2BKZD-ES1 FRN0035929744 Contactnamecomyxiao AddressRoomB111,NorthBlock1205,International CommercialBuilding,NanhuStreet,Luohu District,Shenzhencity,Guangdong,China Telephonenumber18620378283 [email protected] Chipset/moduleinformationAC7003D8 OperatingSystem(if applicable)N/A StorageCapacity(hard drive or other permanentmemorystorage, if applicable) N/A 2 #GeneralRequirements(ForWindowsDevices)Yes/Noor N/A Comments 1Storage:1500MBfreespaceontheharddriveN/A 2OperatingSystem: MicrosoftWindows8,8.1,10&11Home/Pro/ EnterpriseMicrosoft Windows7Starter/HomeBasic&Premium/ Professional/UltimateSP1orhigher N/A 3Processor:1GHzorhigher(x86orx64)N/A 4Memory(RAM)1GB(32-bit)or2GB(64-bit)N/A 5ScreenResolution:Minimumresolutionof1024x768N/A #GeneralRequirements(FormacOSdevices)Yes/Noor N/A Comments 1OperatingSystemmacOS®13–14N/A 2Memory(RAM)4GBN/A 3Storage:3455MBfreespaceontheharddriveN/A #GeneralRequirements(ForAndroidDevices)Yes/Noor N/A Comments 1Storage:150MBfreespaceN/A 2OperatingSystem:Android™10–14N/A 3ScreenResolution:Minimumresolutionof320x480N/A #GeneralRequirements(foriOSdevices)Yes/Noor N/A Comments 1Storage:150MBfreespaceN/A 2OperatingSystem:iOS®17N/A 3 #GeneralRequirements(ForLinuxsystem)Yes/Noor N/A Comments 1Harddrive:1GBoffreespaceN/A 2CPU:IntelPentium1GHzorhigherN/A 3RAM:1GBN/A 4Minimumsoftwarerequirements: AlmaLinuxOS8orlater; AlterOS7.5orlater; AstraLinuxCommonEdition2.12orlater; CentOS6.7orlater; DebianGNU/Linux10.0orlater; EulerOS2.0orlater; OracleLinux7.3orlater; RedHatEnterpriseLinux6.7orlater; RockyLinux8.5orlater; SUSELinuxEnterpriseServer12.5orlater; Ubuntu12.04orlater; UncomOSHome/Business/Education/Enterprise 2.2orlater; ALTLinuxWorkstaton/WorkstationK/Server/ Education8orlater; ROSALinuxWorkstation/Server12orlater; REDOS7.3andlater; N/A Afterreviewedthetechnicalrequirements,isthedevicecapableofsupportingthe installationofKasperskysoftware? ☐Yes,gotoItem3. 4 ☒No.Inthiscase,therestoftheitemsdonotapply.Thedevicecannotsupport installationofKasperskysoftware Item3.ConnectivityCapabilities: #PhysicalInterfacePurposeJustification 1 1 #WirelessInterfacePurposeJustification 1 1 Afterthereviewofthisitems,thedevice: ☒ Cannotsupportinstallationofanycybersecurityoranti-virussoftwareonthecovered list. ☐ Potentiallycanoperatewithanycybersecurityoranti-virussoftwareonthecoveredlist –additionalthird-partyproofisprovidedtodemonstratecompliancewithrequirementsas of2.911(d)5(i),(ii)–“ProofofCompliancewithCoveredListSoftwareRequirements”ofthis documentapplies Signature:Name:comyxiao Date:2025.8.4 Oncethedocumentisfilledin,pleaseproceedtoprintaPDFofthisWord 1 Thejustificationfieldisusedtojustifywhythesoftwarecannotbereceivedthroughthatinterface.Checktheannexformore indications.

TCB CALL página 1 File FCC ID: 2BKZD-ES1 Please upload an exhibit that explains how does the TCB verify the new agent information: 1- Is the address of the agent a valid physical US mailing address (not a US post office box, not a virtual mailbox, not P.O. Boxes, not a vacant lot, not a public building, etc.) ○ We have checked if the address exists in a real and potential building (Google maps) + official US register, after this verification and the evidence below we can guarantee the following: not a US post office box not a virtual mailbox not P.O. Boxes not a vacant lot not a public building(note) ► We checked the FCC FRN Search based on the information provided by the grantee. On the official register from : https://www.sos.state.co.us/biz/BusinessEntityDetail.do?quitButtonDestination=BusinessEntityResults&nameTyp=ENT&masterFileId=20248279136&entityId2=20248279136&fileId=20248279136&srchTyp=ENTITY TCB CALL página 2 Google: EIN Number： TCB CALL página 3 ► CONCLUSION by TCB: The ASOP defined and provided by grantee is VALID and confirmed. Therefore the exhibit "C5266091_X23_Ed1_US_Agent_Letter" included in the file is ok. 2- Is the agent physically located at that valid US address such that the agent can be legally served at that address? Yes , check above 3- Has the listed agent clearly agreed in writing to serve as the agent for the grantee at that address? Yes, it is included in the exhibit "C5266091_X23_Ed1_US_Agent_Letter"

C5266091_X10_Ed.2 1/1 ShenzhenTangrongChuanwenTradingCo.,Ltd OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2025.8.4 Subject:RequestforConfidentiality FCCID:2BKZD-ES1 ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-Term Confidentiality NOTE2 IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo ☐ BlockDiagram ☒☐ Schematics ☒☐ TestReportNoNo TestSetupPhotosNo ☐ User’sManual ☐ NOTE 1 ☐ InternalPhotos ☐ NOTE 1 ☐ PartsList/TuneUp ☐☐ RFExposureInfoNoNo OperationalDescription ☒☐ CoverLetter(s)NoNo SDRSoftware/SecurityInfo ☐ No NOTE1:Long-TermConfidentialitymaybepermittedunderspecialconditions(SeeII.LONG-TERMCONFIDENTIALITY,Section3of KDB726920,uselastinforce) NOTE2:Short-TermConfidentialitycanberequestedforamaximumof180daysfromthedateofthegrant. Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionare consideredasproprietaryinformationinoperationoftheequipment.Thepublic disclosureofabovedocumentsmightbeharmfultoourcompanyandwouldgive competitoranunfairadvantageinthemarket. Incaseofshort-termConfidentiality,theapplicantrequeststheexhibitsselected abovearewithheldfrompublicviewforaperiodof______daysfromthedateofthe GrantofEquipmentAuthorizationandpriortomarketing. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name:comyxiao Title:Manager

C5266091_X8_Ed.1 1/1 LetterofAuthorization ShenzhenTangrongChuanwenTradingCo.,Ltd Company:ShenzhenTangrongChuanwenTradingCo.,Ltd Address:RoomB111,NorthBlock1205,InternationalCommercial Building,NanhuStreet,LuohuDistrict,Shenzhen city,Guangdong,China ProductName:OpenEarHeadphones ModelNumber:ES1 FCCIdentifier:2BKZD-ES1 WeauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdelCarme,s/n, 08193Bellaterra,Spain,toactonourbehalfonallmattersconcerningthe abovenamedequipment. AnyindividualwithinLGAITechnologicalCenterS.A.isauthorizedtoactonour behalfandtakeactionontheapplication. WedeclarethatauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdel Carme,s/n,08193Bellaterra,Spain,isallowedtoforwardallinformation relatedtotheapprovalprojecttotheFederalCommunicationCommissionand todiscussanyissuesconcerningtheapprovalapplication.Anyandallacts carriedoutbyLGAITechnologicalCenterS.A.onourbehalfshallhavethe sameeffectasactsofourown. Name:comyxiaoDate:2025.8.4 Title:Manager Signatureofapplicant:

EUTPHOTO(ExternalPhotos) Model:ES1 Leftearheadphones Rightearheadphones ※※※※※ENDOFREPORT※※※※※

Labelandlabellocation 2cm OpenEarHeadphones FCCID:2BKZD-ES1 1cm

EUTPHOTO(InternalPhotos) Model:ES1 Leftearheadphones ChipANT Rightearheadphones ANT ※※※※※ENDOFREPORT※※※※※

FCCID:2BKZD-ES1 RFExposureEvaluation AccordingtoWS-1GeneralRFExposureGuidancev06andpart2.1093 ， Unless specificallyrequiredbythepublishedRFexposureKDBprocedures,standalone1-ghead orbodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions,by measurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTest ExclusionThresholdcondition(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, ForEDR TestModeFrequency Max Power(dBm) TuneUP tolerance (dBm) MaxTuneUP power (dBm) MaxTuneUP power (mW) Min. distance (mm) Calc. thresholds limit GFSK2402-0.165-1±10150.309973.0 π/4-DQPSK24020.6190±111.2650.390233.0 8-DPSK2402-0.28-1±10150.309973.0 ForBLE TestModeFrequency Max Power(dBm) TuneUP tolerance (dBm) MaxTuneUP power (dBm) MaxTuneUP power (mW) Min. distance (mm) Calc. thresholds limit GFSK2440-1.447-2±1-10.7950.248163.0 Conclusion: 1.[(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]*[√f(GHz)]<3.0. SARTestExclusionThresholdsis3.0forseparationdistance5mm.Therefore,SARtestis notrequired

ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 1 of 80 FCCTESTREPORT FCCID:2BKZD-ES1 Applicant:ShenzhenTangrongChuanwenTradingCo.,Ltd Address: RoomB111,NorthBlock1205,InternationalCommercialBuilding,NanhuStreet,Luohu District,Shenzhencity,Guangdong,CN Manufacturer:ShenzhenTangrongChuanwenTradingCo.,Ltd Address: RoomB111,NorthBlock1205,InternationalCommercialBuilding,NanhuStreet,Luohu District,Shenzhencity,Guangdong,CN EUT:OpenEarHeadphones TradeMark:Bakeey ModelNumber:ES1 DateofReceipt:Jan.17,2025 TestDate:Jan.17,2025toAug.27,2025 DateofReport:Aug.27,2025 PreparedBy:ShenzhenDLTestingTechnologyCo.,Ltd. Address: 101-201,ComprehensiveBuilding,TongzhouElectronicsLonggangFactoryArea,No.1 BaolongFifthRoad,BaolongCommunity,BaolongStreet,LonggangDistrict,Shenzhen, China Applicable Standards: FCCCFRTitle47Part15SubpartCSection15.247 ANSIC63.10:2013 TestResult:Pass ReportNumber: DLE-250729008R Prepared(TestEngineer):DimonTan Reviewer(Supervisor):JackBu Approved(Manager):JadeYang Thistestreportisbasedonasingleevaluationofonesampleofabovementionedproducts.Itisnotpermittedto beduplicatedinextractswithoutwrittenapprovalofShenzhenDLTestingTechnologyCo.,Ltd. ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 2 of 80 TableofContents Page 1.VERSION..................................................................................................................................4 2.TESTSUMMARY...................................................................................................................5 2.1TESTFACILITY.........................................................................................................................6 2.2MEASUREMENTUNCERTAINTY......................................................................................6 3.1GENERALDESCRIPTIONOFEUT...................................................................................7 3.2TestSetupConfiguration........................................................................................................9 3.3SupportEquipment...................................................................................................................9 4.EMCEMISSIONTEST........................................................................................................12 4.1Conductedemissions............................................................................................................12 4.1.1POWERLINECONDUCTEDEMISSIONLimits.......................................................12 4.1.2TESTPROCEDURE..........................................................................................................12 4.1.3DEVIATIONFROMTESTSTANDARD.......................................................................12 4.1.4TESTSETUP.......................................................................................................................12 4.1.5EUTOPERATINGCONDITIONS..................................................................................13 4.1.6TestResult............................................................................................................................13 4.2Radiatedemissions................................................................................................................16 4.2.1RadiatedEmissionLimits.................................................................................................16 4.2.2TESTPROCEDURE..........................................................................................................16 4.2.3DEVIATIONFROMTESTSTANDARD.......................................................................17 4.2.4TESTSETUP.......................................................................................................................17 4.2.5EUTOPERATINGCONDITIONS..................................................................................18 4.2.6TESTRESULTS..................................................................................................................18 5.RADIATEDBANDEMISSIONMEASUREMENT........................................................35 5.1TestRequirement:..................................................................................................................35 5.2TESTPROCEDURE..............................................................................................................35 5.3DEVIATIONFROMTESTSTANDARD...........................................................................36 5.4TESTSETUP...........................................................................................................................36 5.5EUTOPERATINGCONDITIONS......................................................................................36 5.6TESTRESULT........................................................................................................................37 6.CONDUCTEDBANDEDGEANDSPURIOUSEMISSION.......................................41 6.1Limit.............................................................................................................................................41 6.2TestSetup.................................................................................................................................41 6.3Testprocedure.........................................................................................................................41 6.4DEVIATIONFROMSTANDARD.......................................................................................41 6.5TestResult................................................................................................................................42 7.20DBBANDWIDTH.............................................................................................................51 7.1TestSetup.............................................................................…

Text truncated - open the document above for the full version.

2.4GHz 1608 Chip Antenna: RANT1608F245C01 _ Application: WLAN,802.11b/g,Bluetooth,WLAN,etc... Features SMD,highreliability,ultraImpact,Omni-directional... PartnumberInformation RANT1608F245C (A)(B)(C)(D)(E) ElectricalSpecificatio 01 (F) n DimensionandTerminalConfiguration No.TerminalName 1Feeding/GNG 2GND/Feeding (A)ProductTypeChipAntenna (B)SizeCode 1.6x0.8mm( ± 0.1mm) (C)MaterialHighKmaterial (D)Frequency2.4~2.5GHz (E)FeedingmodePIFA&SingleFeeding (F)AntennatypeType=01 WorkingFrequencyRange2400~2500MHz Bandwidth120MHz(Min.) PeakGain2.7dBi(Typ.) Impedance50Ohm Returnloss10dB(Min) PolarizationLinear AzimuthBeamwidthOmni-directional OperationTemperature( °C )-40~85 °C ResistancetoSolderingHeats 10sec.(@280 °C ) TerminationNi/Au(Leadless) Dimension(mm) L 1.60±0.10 W 0.80 ± 0.10 T 0.80 ± 0.10 Add:Room 707, Building F, Tongan Zhichuangyuan, xixiang street, Baoan District, Shenzhen. 2.4GHz 1608 Chip Antenna: RANT1608F245C01 _ 1 EvaluationBoardReference PCBDimensionAntennaLayoutReference Unit:mm ElectricalCharacteristics ReturnLoss&Radiation ELECTRICALCHARACTERISTICSS11 Radiation ElectricalCharacteristics Freque ncy EfficPercenGain 2400-1.6472.27%2.38 2450-1.3375.34%2.7 2500-1.5972.98%2.59 Add:Room 707, Building F, Tongan Zhichuangyuan, xixiang street, Baoan District, Shenzhen. 2.4GHz 1608 Chip Antenna: RANT1608F245C01 _ TapingSpecifications ReelandTapingSpecification ReelSpecification TYPESIZEABCD 16087”4K/Reel 4.0±0.5 4.0±213.5±0.5178±2 TappingSpecification PackagingTypeABWEFGHTψDP PaperType1608 1.90±0.203.50±0.208.0±0.201.75±0.103.5±0.054.0±0.102.0±0.050.75±0.10 1.50±0.10 4.0±0.1 Add:Room 707, Building F, Tongan Zhichuangyuan, xixiang street, Baoan District, Shenzhen. _ 2.4GHz 1608 Chip Antenna: RANT1608F245C01 Reliability Table 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 Add:Room 707, Building F, Tongan Zhichuangyuan, xixiang street, Baoan District, Shenzhen. 2.4GHz 3216 Chip Antenna: RANT1608F245C01 _ 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 Add:Room 707, Building F, Tongan Zhichuangyuan, xixiang street, Baoan District, Shenzhen.

ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 46 of 80 GFSKNo-hoppingBandedge-rightside GFSKHoppingBandedge-rightside ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 47 of 80 π/4-DQPSKNo-hoppingBandedge-leftside π/4-DQPSKHoppingBandedge-leftside ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 48 of 80 π/4-DQPSKNo-hoppingBandedge-rightside π/4-DQPSKHoppingBandedge-rightside ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 49 of 80 8-DPSKNo-hoppingBandedge-leftside 8-DPSKHoppingBandedge-leftside ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 50 of 80 8-DPSKNo-hoppingBandedge-rightside 8-DPSKHoppingBandedge-rightside ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 51 of 80 7.20dBBandwidth TestRequirement:FCCPart15CSection15.247(a)(1) TestMethod:ANSIC63.10:2013 7.1TestSetup 7.2Limit N/A 7.3Testprocedure 1.SetRBW=30kHz. 2.Setthevideobandwidth(VBW)≥3xRBW. 3.Detector=Peak. 4.Tracemode=maxhold. 5.Sweep=autocouple. 6.Allowthetracetostabilize. 7.Measurethemaximumwidthoftheemissionthatisconstrainedbythefrequenciesassociatedwiththetwo outermostamplitudepoints(upperandlowerfrequencies)thatareattenuatedby6dBrelativetothe maximumlevelmeasuredinthefundamentalemission. 7.4DEVIATIONFROMSTANDARD Nodeviation. ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 52 of 80 7.5TestResult ModeTestchannel 20dBEmission Bandwidth(MHz) Result GFSK Lowest0.993 PassMiddle1.003 Highest0.987 π/4-DQPSK Lowest1.263 PassMiddle1.28 Highest1.271 8-DPSK Lowest 1.245 Pass Middle 1.248 Highest1.245 Testplots GFSKLowChannel ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 53 of 80 GFSKMiddleChannel GFSKHighChannel ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 54 of 80 π/4-DQPSKLowChannel π/4-DQPSKMiddleChannel ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 55 of 80 π/4-DQPSKHighChannel 8-DPSKLowChannel ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 56 of 80 8-DPSKMiddleChannel 8-DPSKHighChannel ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 57 of 80 8.MaximumPeakOutputPower TestRequirement:FCCPart15CSection15.247(b)(1) TestMethod:ANSIC63.10:2013 Limit:GFSK:21dBm π/4-DQPSK&8-DPSK:20.97dBm 8.1BlockDiagramOfTestSetup 8.2Limit Forfrequencyhoppingsystemsoperatinginthe2400-2483.5MHzbandemployingatleast75 non-overlappinghoppingchannels,andallfrequencyhoppingsystemsinthe5725-5850MHzband:1watt. Forallotherfrequencyhoppingsystemsinthe2400-2483.5MHzband:0.125watts. ForFHSsoperatingintheband2400-2483.5MHz,themaximumpeakconductedoutputpowershallnot exceed1.0Wifthehopsetuses75ormorehoppingchannels;themaximumpeakconductedoutputpower shallnotexceed0.125Wifthehopsetuseslessthan75hoppingchannels.Thee.i.r.p.shallnotexceed4W. 8.3Testprocedure 1.RemovetheantennafromtheEUTandthenconnectalowRFcablefromtheantennaporttothespectrum. 2.Setthespectrumanalyzer:RBW=2MHz.VBW=6MHz.Sweep=auto;DetectorFunction=Peak. 3.KeeptheEUTintransmittingatlowest,mediumandhighestchannelindividually.Recordthemaxvalue. 8.4DEVIATIONFROMSTANDARD Nodeviation. ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 58 of 80 8.5TestResult ModeTestchannel PeakOutputPower (dBm) FCCLimit (dBm) Result GFSK Lowest-0.165 21.00PassMiddle-0.329 Highest-1.293 π/4-DQPSK Lowest0.619 21.00PassMiddle0.526 Highest-0.507 8-DPSK Lowest-0.28 21.00PassMiddle-0.299 Highest-1.275 Testplots GFSKLowChannel ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 59 of 80 GFSKMiddleChannel GFSKHighChannel ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-250729008R TestReportTel:400-68…

Text truncated - open the document above for the full version.