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2A5TA-JER1Wireless Earbuds

Shenzhen Zhengyun Technology Co., LTD
Wireless  Earbuds - FCC ID 2A5TA-JER1 - Shenzhen Zhengyun Technology Co., LTD
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Application Details

Equipment Class
DTS - Digital Transmission System
Date of Grant
Jul 06, 2026
Application Purpose
Original Equipment
Equipment Note
Wireless Earbuds
Frequency Range
2402.00000000 - 2480.00000000
Company
Shenzhen Zhengyun Technology Co., LTD
Country
China

Documents & Files

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Users Manual

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Attestation Statements

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Cover Letter(s)

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External Photos

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ID Label/Location Info

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Internal Photos

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RF Exposure Info

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Test Report

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Test Setup Photos

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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

FCC Caution: 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.

Attestation Statements

CoveredEquipmentAttestationLetter ForCertificationServiceintheUSA FederalCommunicationsCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoSection2.911(d)(5)(i)-(ii)oftheCommission’sRules(47C.F.R.)weattestas followsfortheproductlistedbelow: FCCIDModelname 2A5TA-JER1i37,i37Pro,i37Ultra,i38Pro,i38Ultra,i39, i40,i50 We, Applicant CompanyName:ShenzhenZhengyunTechnologyCo.,Ltd Address:Building6,17thFloor,BlockB,BCDEFG, BaonengTechnologyPark,QinghuVillage, QinghuCommunity,LonghuaStreet, LonghuaDistrict,Shenzhen Phone:N/A certifythattheequipmentforwhichauthorizationissoughtisnot“covered”equipment prohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCC rules.Thisincludesthecybersecurityandanti-virussoftwareproducedorprovidedby KasperskyLab,Inc.oranyofistsuccessorsandassignees. Wecertifythat,asofthedateofthefilingoftheapplication,theapplicantisnotidentified ontheCoveredListasanentityproducing“covered”equipment. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2026-07-03 SignatureDate PrintedNameofSignee:WeiZeng Company:ShenzhenZhengyunTechnology Co.,Ltd Phone:N/A Email:N/A Address:Building6,17thFloor,BlockB, BCDEFG,BaonengTechnologyPark,Qinghu Village,QinghuCommunity,LonghuaStreet, LonghuaDistrict,Shenzhen Fax:N/A

Cover Letter(s)

ShenzhenZhengyunTechnologyCo.,Ltd Building6,17thFloor,BlockB,BCDEFG,BaonengTechnologyPark,QinghuVillage,Qinghu Community,LonghuaStreet,LonghuaDistrict,Shenzhen Date:2026-07-03 FCCID:2A5TA-JER1 ModelNumber:i37,i37Pro,i37Ultra,i38Pro,i38Ultra,i39,i40,i50 To:FederalCommunicationCommission AuthorizationandEvaluationDivision7435OaklandMillsRoad Columbia,MD21048 ToWhomItMayConcern, We,ShenzhenZhengyunTechnologyCo.,Ltdherebydeclarethatourproduct(Wireless Earbuds ) ModelNumber:i37,i37Pro,i37Ultra,i38Pro,i38Ultra,i39,i40,i50electrical identical,theSchematic,PCBlayout,structureandsoftwarearesame,thedifference betweendifferentmodelsisthatinthisapplication,duetodifferentsaleschannelsand differentmodelnames. Shouldyouhaveanyquestionsorcommentsregardingthismatter,pleasehave mybestattention. Sincerely, (Signed) Name/Title:WeiZeng/Generalmanager Company:ShenzhenZhengyunTechnologyCo.,Ltd Address:Building6,17thFloor,BlockB,BCDEFG,BaonengTechnologyPark,Qinghu Village,QinghuCommunity,LonghuaStreet,LonghuaDistrict,Shenzhen Phone:N/A FaxNumber:N/A E-Mail:[email protected]

Cover Letter(s)

ConfidentialityRequestLetter ForCertificationServiceintheUSA FederalCommunicationCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoParagraphs§0.457and0.459oftheCommission’sRules(47C.F.R.)andSection §552(b)(4)oftheFreedomofInformationAct,werequestconfidentialityforthe documentationofthefollowingproducts: FCCIDModelname 2A5TA-JER1i37,i37Pro,i37Ultra,i38Pro,i38Ultra,i39, i40,i50 Fortheproductslistedabove,werequestpermanentconfidentialityforallapplicable exhibitsasthereare:  theOperationalDescription  theBlockDiagram theSchematics Theabovelistedexhibitscontaintradesecretsandproprietaryinformationthatcouldbeof benefittoourcompetitors. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2026-07-03 SignatureDate PrintedNameofSignee/Title:WeiZeng/Generalmanager Company:ShenzhenZhengyunTechnologyCo.,Ltd Address:Building6,17thFloor,BlockB,BCDEFG,Baoneng TechnologyPark,QinghuVillage,QinghuCommunity, LonghuaStreet,LonghuaDistrict,Shenzhen Phone:-- Fax:-- Email:--

External Photos

ReportNo.:CISRR26062325301 Page 73 of 76 9.EXTERNALANDINTERNALPHOTOS 9.1.ExternalPhotos ReportNo.:CISRR26062325301 Page 74 of 76

ID Label/Location Info

Label Size:20mm*10mm FCC ID:2A5TA-JER1 Label Location

Internal Photos

ReportNo.:CISRR26062325301 Page 75 of 76 9.2.InternalPhotos ReportNo.:CISRR26062325301 Page 76 of 76 ------Endofthereport----- ANT

RF Exposure Info

ReportNo.:CISRR26062325303 Reporttemplateversion:CISE-TR-001-A0Page:1of5 TESTREPORT RFExposureEvaluation ReportNo.CISRR26062325303 ProjectNo.CISR260623253 FCCID2A5TA-JER1 ApplicantShenzhenZhengyunTechnologyCo.,Ltd Address Building6,17thFloor,BlockB,BCDEFG,BaonengTechnology Park,QinghuVillage,QinghuCommunity,Longhua Street,LonghuaDistrict,Shenzhen,China ManufacturerDongguanQuandingchenIntelligentTechnologyCo.,Ltd Address No.11,YinyangRoad,ZhangyangCommunity,ZhangmutouTown, DongguanCity ProductNameWirelessEarbuds TrademarkKinglucky Model/Typereferencei37 ListedModel(s)i37Pro,i37Ultra,i38Pro,i38Ultra,i39,i40,i50 Standard 47CFRPart2.1093 DateofsamplereceiptJune24,2026 TestdateJune26,2026toJune30,2026 IssuedateJune30,2026 TestresultComplied Reviewedby:LucasHuang Approvedby:HansHu Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangceTesting TechnologyCo.,Ltd. ReportNo.:CISRR26062325303 Reporttemplateversion:CISE-TR-001-A0Page:2of5 1.APPLICABLESTANDARD 47CFRPart2.1093:Radiofrequencyradiationexposureevaluation:portabledevices ANSIC95.1–2019:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadioFrequency ElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevicesRF ExposureProceduresandEquipmentAuthorizationPolicies. 47CFRPart1.1307:Actionsthatmayhaveasignificantenvironmentaleffect,forwhichEnvironmental Assessments(EAs)mustbeprepared. 2.REPORTVERSION VersionNo.IssuedateDescription 00June30,2026Original ReportNo.:CISRR26062325303 Reporttemplateversion:CISE-TR-001-A0Page:3of5 3.RADIOSPECIFICATIONDESCRIPTION Bluetooth Supportedtype:BREDRLE-1Mbps LE-2Mbps Note:PleaserefertoRFreportfordetailedtechnicalspecifications 4.SIMULTANEOUSTRANSMISSIONANALYSIS ThedeviceusetwotransmittermoduleandantennaforBluetooth,cantransmitsimultaneously. ReportNo.:CISRR26062325303 Reporttemplateversion:CISE-TR-001-A0Page:4of5 5.TESTRESULT 5.1.Standalonetransmission Limit: KDB447498D01v06,Clause4.3.1a) For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-g SARtestexclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]*[√f(GHz)]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation31The resultisroundedtoonedecimalplaceforcomparison Thevalues3.0and7.5arereferredtoasnumericthresholdsinstepb)below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mm, andfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmaccordingto4.1f)isappliedtodetermine SARtestexclusion. Result: Passed TestData RadiotypeEUT Frequency (GHz) Maximum output power #1 (dBm) Antenna gain #2 (dBi) Maximum EIRP #3 (dBm) Maximum tune-up #4 EIRP (dBm) Minimum distance (mm) Evaluated value LimitResult BR&EDR Left2.402-0.202.782.583.005.000.61853.00PASS Right2.402-0.302.782.483.005.000.61853.00PASS BLE Left2.402-0.862.781.922.005.000.49133.00PASS Right2.441-0.952.781.832.005.000.49523.00PASS Note #1:ThisvaluecomesfromtheRFtestreport. #2:Thisvalueisdeclaredbytheapplicant. #3:EIRP=Maximumoutputpower+Antennagain. #4:Thisvalueisdeclaredbytheapplicant. ReportNo.:CISRR26062325303 Reporttemplateversion:CISE-TR-001-A0Page:5of5 5.2.Simultaneoustransmission Limit: KDB447498D01v06,Clause4.3.2,47CFRPart1.1307 InthecaseofxedRFsourcesoperatinginthesametime-averagingperiod,orof multiplemobileorportableRFsourceswithinadeviceoperatinginthesametime averagingperiod,ifthesumofthefractionalcontributionstotheapplicablethresholds islessthanorequalto1asindicatedinthefollowingequation. Where a=numberoffxed,mobile,orportableRFsourcesclaimingexemptionusingparagraph (b)(3)(i)(B)ofthissectionforP,includingexistingexempttransmittersandthosebeing added. b=numberoffxed,mobile,orportableRFsourcesclaimingexemptionusingparagraph (b)(3)(i)(C)ofthissectionforThresholdERP,includingexistingexempttransmittersand thosebeingadded. c=numberofexistingfixed,mobile,orportableRFsourceswithknownevaluationforthespeci edminimumdistanceincludingexistingevaluatedtransmitters. P j =theavailablemaximumtime-averagedpowerortheERP,whicheverisgreater,forxed, mobile,orportableRFsourceiatadistancebetween0.5cmand40cm(inclusive). P th,j =theexemptionthresholdpower(P)accordingtoparagraph(b)(3)(i)(B)ofthissectionfor xed,mobile,orportableRFsourcei. ERP j =theERPoffixed,mobile,orportableRFsourcej. ERP th,j =exemptionthresholdERPforfixed,mobile,orportableRFsourcej,atadistanceofat leastλ/2πaccordingtotheapplicableformulaofparagraph(b)(3)(i)(C)ofthissection. Evaluated k =themaximumreportedSARorMPEoffixed,mobile,orportableRFsourcekeither inthedeviceoratthetransmittersitefromanexistingevaluationatthelocationofexposure. ExposureLimit k =eitherthegeneralpopulation/uncontrolledmaximumpermissibleexposure (MPE)orspecicabsorptionrate(SAR)limitforeachxed,mobile,orportableRFsourcek, asapplicablefrom§1.1310ofthischapter. Result:Passed TestData TypeEUT Evaluated value Standalone Limit RaitoValue (Evaluatedvalue/ StandaloneLimit) Sum Simultaneous Limit Result BR&EDR Left0.618530.206 0.4121.00PASS Right0.618530.206 --------EndofReport--------

Test Report

ReportNo.:CISRR26062325302 Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangce TestingTechnologyCo.,Ltd. Page1of52 TESTREPORT ReportNo.CISRR26062325302 ProjectNo.CISR260623253 FCCID2A5TA-JER1 ApplicantShenzhenZhengyunTechnologyCo.,Ltd Address Building6,17thFloor,BlockB,BCDEFG,BaonengTechnology Park,QinghuVillage,QinghuCommunity,Longhua Street,LonghuaDistrict,Shenzhen,China ManufacturerDongguanQuandingchenIntelligentTechnologyCo.,Ltd Address No.11,YinyangRoad,ZhangyangCommunity,ZhangmutouTown, DongguanCity ProductNameWirelessEarbuds TrademarkKinglucky Model/Typereferencei37 ListedModel(s)i37Pro,i37Ultra,i38Pro,i38Ultra,i39,i40,i50 Standard 47CFRPart15.247 DateofsamplereceiptJune24,2026 TestdateJune26,2026toJune30,2026 IssuedateJune30,2026 TestresultComplied Reviewedby:LucasHuang Approvedby:HansHu ReportNo.:CISRR26062325302 Page 2 of 52 Contents 1.STANDARDANDAPPLICABLETESTMETHODS........................................................................................3 2.REPORTVERSION..........................................................................................................................................3 3.TESTDESCRIPTION.......................................................................................................................................4 4.SUMMARY........................................................................................................................................................5 4.1.ProductDescription*..................................................................................................................................5 4.2.RadioSpecificationDescription*..............................................................................................................5 4.3.ModificationofEUT.....................................................................................................................................6 4.4.Deviationfromstandards...........................................................................................................................6 4.5.TestingSite...................................................................................................................................................6 5.TESTCONFIGURATION.................................................................................................................................7 5.1.Testfrequencylist.......................................................................................................................................7 5.2.Descriptionsoftestmode...........................................................................................................................7 5.3.Testsampleinformation.............................................................................................................................7 5.4.Environmentalconditions...........................................................................................................................7 5.5.Statementofthemeasurementuncertainty.............................................................................................7 5.6.EquipmentUsedduringtheTest................................................................................................................8 6.TESTRESULTS.............................................................................................................................................10 6.1.EvaluationResults(Evaluation)...............................................................................................................10 6.1.1.AntennaRequirement............................................................................................................................10 6.2.RadioSpectrumMatterTestResults(RF)...............................................................................................11 6.2.1.ConductedEmissionatACpowerline.................................................................................................11 6.2.2.6dBBandwidth........................................................................................................................................14 6.2.3.MaximumConductedOutputPower.....................................................................................................15 6.2.4.PowerSpectralDensity..........................................................................................................................16 6.2.5.Conductedbandedgeandspuriousemission...................................................................................17 6.2.6.Radiatedbandedgeemission...............................................................................................................18 6.2.7.RadiatedSpuriousEmission(below1GHz).........................................................................................24 6.2.8.RadiatedSpuriousEmission(Above1GHz)........................................................................................28 7.APPENDIXREPORT......................................................................................................................................36 7.1.ConductedOutputPower.........................................................................................................................36 7.2.PowerSpectralDensity.............................................................................................................................39 7.3.6dBBandwidth...........................................................................................................................................41 7.4.DutyCycle..................................................................................................................................................44 7.5.ConductedOutOfBandEmission...........................................................................................................47 ReportNo.:CISRR26062325302 Page …

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Test Report

深圳市朋伴兴业科技有限公司Shenzhen Pengban Xingye Technology Co., Ltd UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± 深圳市朋伴兴业科技有限公司 SCALE:N/AUNIT:mm DRAWNBY:Ser THESEDRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF PBXY TECHNOLOGY Limited AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION aCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 1 Antenna Data Sheet 客户: CUSTOMER: 产品名称: 地磁天线DESCRIPTION: 客户型号: CUSTOMER PART NO: 产品型号: PBX1608MA02OUR MODEL NO: 日期: DATE: 核 确认签字,盖章后请返回承认书一份 PLEASE RETURN TO US ONE COPY OF “SPECIFICATION FOR APPROVAL” WITH YOUR APPROVED SIGNATURES 准审核刘飞制作刘小美 客户承认签印 日期 Address: Room 1016, Mintai Building, Minzhi Avenue, Minzhi Street, Longhua New District, Shenzhen, Guangdong Province 518000 深圳市朋伴兴业科技有限公司 UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± 深圳市朋伴兴业科技有限公司 SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 2 PBX1608MA02Specification OperatingTemp.:-40°C~+85°C 1. FEATURES : ●Lightweight,compact ●Widebandwidth,lowcost ●Built-inantennawithhighgain 2. APPLICATIONS : ●Bluetooth,WirelessLAN,MobileTV ●HomeRFSystem,etc 3.PRODUCTIDENTIFICATION (1)(2)(3) (1)Producttype:MultilayerchipAntenna (2)CenterFrequency:2450MHz (3)ExternalDimensions(L×W)(mm):1.6*0.8 4.SHAPEANDDIMENSIONS: LWHA 1.6±0.20.8±0.2 0.8 ± 0.20.3 ± 0.1 CH IP45 016 2 08 深圳市朋伴兴业科技有限公司 UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± 深圳市朋伴兴业科技有限公司 SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 3 ●天线位于PCB板内部或中间位置时(长条式耳机):(单位:mm) 天线最优放置于中间区域,净空区周围最优需要至少一排过孔。 ●天线位于PCB板边缘位置时(入耳式耳机和部分长条式耳机): 天线最优放置于PCBA的边缘;天线及其走线设置在单层。 设计标准: 1.图中的尺寸仅作为参考;实际尺寸会根据不同版型进行优化。 2.净空区周围最优需要至少一排过孔,孔径0.3mm,与PCBA上的其它回路或物料进行隔离。 深圳市朋伴兴业科技有限公司 UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± 深圳市朋伴兴业科技有限公司 SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 4 天线封装方案一( 3.5mm × 7.5mm) 深圳市朋伴兴业科技有限公司 UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± 深圳市朋伴兴业科技有限公司 SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 5 天线封装方案二( 4.5mm × 6mm) 深圳市朋伴兴业科技有限公司 UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± 深圳市朋伴兴业科技有限公司 SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 6 天线封装方案三( 1.5mm × 10mm) 深圳市朋伴兴业科技有限公司 UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± 深圳市朋伴兴业科技有限公司 SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 7 ElectricalCharacteristics CharacteristicCurves 深圳市朋伴兴业科技有限公司 UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± 深圳市朋伴兴业科技有限公司 SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 8 RadiationPattern 深圳市朋伴兴业科技有限公司 UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± 深圳市朋伴兴业科技有限公司 SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 9 3DRadiationPattern 深圳市朋伴兴业科技有限公司 UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± 深圳市朋伴兴业科技有限公司 SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 10 RadiationPattern TheGainpatternismeasuredinFAR-fieldchamber.DUTisplacedonthetableofrotator,a standardhornantennaandVectorNetworkAnalyzerisusedtocollectdata. EnvironmentalCharacteristics (1)ReliabilityTest (2)StorageCondition (a)Atwarehouse: Thetemperatureshouldbewithin0~30°Candhumidityshouldbelessthan60%RH. Theproductshouldbeusedwithin1yearfromthetimeofdelivery. (b)Onboard: Thetemperatureshouldbewithin-40~85°Candhumidityshouldbelessthan85%RH. (3)OperatingTemperatureRange Operatingtemperaturerange:-40 °C to+105 °C . 深圳市朋伴兴业科技有限公司 UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± 深圳市朋伴兴业科技有限公司 SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISF…

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Test Setup Photos

ReportNo.:CISRR26062325301 Page 71 of 76 8.TESTSETUPPHOTOS ConductedEmissionatACpowerline Radiatedbandedgeemission RadiatedSpuriousEmission(Above1GHz) ReportNo.:CISRR26062325301 Page 72 of 76 RadiatedSpuriousEmission(below1GHz)

Contact Information

Applicant

Wei Zeng
[email protected]Fax: +8613728924286

Technical Contact

LOBOS IOWA INCHarley Li
[email protected]

4623 Bittercreek Dr Colorado Springs CO 80922 · United States

Test Firm

Shenzhen Bangce Testing Technology Co. , Ltd.Hans Hu
[email protected]

Technical Specifications

#Rule PartsFrequency RangePower Output
115C2.40 GHz - 2.48 GHz820.00 µW
Confidentiality
Long Term
Grant Notes
Power listed is maximum peak conducted output power. This filing meets the SAR threshold exclusion set forth in KDB 447498 and therefore can be used in mobile/portable configurations. The antenna used for this transmitter must not transmit simultaneously with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures.

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Equipment Class

DSS - Part 15 Spread Spectrum Transmitter
Wireless Earphones - FCC ID 2A5TA-X9 - Shenzhen Zhengyun Technology Co., LTD
2A5TA-X9

Wireless Earphones

Jun 16, 2026

Equipment Class

DSS - Part 15 Spread Spectrum Transmitter
H9 karaoke live streaming microphone - FCC ID 2A5TA-H9 - Shenzhen Zhengyun Technology Co., LTD
2A5TA-H9

H9 karaoke live streaming microphone

Mar 24, 2026

Equipment Class

DSS - Part 15 Spread Spectrum Transmitter
H100 karaoke live streaming microphone - FCC ID 2A5TA-H100 - Shenzhen Zhengyun Technology Co., LTD
2A5TA-H100

H100 karaoke live streaming microphone

Mar 24, 2026

Equipment Class

DSS - Part 15 Spread Spectrum Transmitter
Wireless speaker - FCC ID 2A5TA-K50 - Shenzhen Zhengyun Technology Co., LTD
2A5TA-K50

Wireless speaker

Jul 16, 2024

Equipment Class

DSS - Part 15 Spread Spectrum Transmitter