2AL9B-JUS4000Bluetooth Headphone

Connectd

Declarationonmodeldifference Wetheundersignedherebyconfirmthatthesemodelsareidentical,andallmodelshavethesame RFmodule,PCBlayout,Antenna,schematicsandcomponent.Onlydifferentonmodelnameand appearance.Seetheexternalphotosoftheproductsfordetails. ProductionnameTrademarkFCCModelno. BluetoothHeadphoneN/A2AL9B-JUS4000 JUS4000-RCB ， JUS4000-BTD ， JUS4000 Confirmedby: LeoGuo SHENZHENSHENGLAITECHNOLOGYCO.,LIMITED 2022-12-21

Pleaseproducealetteronyourcompanyletterheadwiththefollowinginformation.The lettermustbesubmittedinPDFform. 2022.12.21 EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:CONFIDENTIALITYREQUESTFOR( ProductName：BluetoothHeadphone ModelNumber：JUS4000-RCB，JUS4000-BTD，JUS4000 FCCID：2AL9B-JUS4000 ) ToWhomItMayConcern: Thisletterservesasanofficialrequestforconfidentialityundersections0.457and0.459 ofCFR47.Wehaverequestedthatthe(BlockDiagram,Schematics,Operational Description)requiredtobesubmittedwiththisapplicationbepermanentlywithheld frompublicreview. SPECIFYREASONFORREQUEST(Theabovematerialscontaintradesecrets andproprietaryinformationnotcustomarilyreleasedtothepublic.Thepublic disclosureofthesematerialsmaybeharmfultotheapplicantandprovide unjustifiedbenefitstoitscompetitors.) Pleasecontactmeifthereisanyinformationyoumayneed. Sincerely, LeoGuo SHENZHENSHENGLAITECHNOLOGYCO.,LIMITED Mustbesignedbytheapplicantcontactcitedastechnicalornon-technicalcontactonthe 731formprovidedtoEurofinsMETLabs,orbytheauthorizedagentifanappropriate authorizedagentletterhasbeenprovided.Letterssignedbytheapplicantshouldbe placedonapplicantletterhead.

SHENZHENSHENGLAITECHNOLOGYCO.,LIMITED 2022.12.21 EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:LETTEROFAGENTAUTHORIZATION ToWhomItMayConcern: We,theundersigned,herebyauthorizeSamLvatEMTEK(DONGGUAN)CO.,LTD.toacton ourbehalfinallmattersrelatingtoapplicationforequipmentauthorization,includingthesigning ofalldocumentsrelatingtothesematters. Wealsoherebycertifythatnopartytotheapplicationauthorizedhereunderissubjecttothe denialofbenefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuseAct of1988,21U.S.C.853(a). Thisagreementexpiresoneyearfromthecurrentdate. Sincerely, LeoGuo SHENZHENSHENGLAITECHNOLOGYCO.,LIMITED Mustbesignedbytheapplicantcontactcitedastechnicalornon-technicalcontactonthe 731formprovidedtoEurofinsMETLabs,orbytheauthorizedagentifanappropriate authorizedagentletterhasbeenprovided.Letterssignedbytheapplicantshouldbe placedonapplicantletterhead.

FCCID:2AL9B-JUS4000 JUS4000-BTD JUS4000 JUS4000-RCB

FCCID:2AL9B-JUS4000

FCCID:2AL9B-JUS4000 ANT

ReportNo.EDG2212070144E00102RPage1of7Ver.1.0 TESTREPORT ProductName：BluetoothHeadphone ModelNumber：JUS4000-RCB,JUS4000-BTD,JUS4000 FCCID：2AL9B-JUS4000 Preparedfor:SHENZHENSHENGLAITECHNOLOGYCO.,LIMITED Address:Room3110,BlockC,XintianCenturyBusinessCenter, FumingRoad,Futian,Shenzhen Preparedby:EMTEK(DONGGUAN)CO.,LTD. Address:-1&2/F.,Building2,ZoneA,ZhongdaMarineBiotechnology ResearchandDevelopmentBase,No.9,XinchengAvenue, SongshanhuHigh-technologyIndustrialDevelopmentZone, Dongguan,Guangdong,China TEL:+86-0769-22807078 FAX:+86-0769-22807079 ReportNumber:EDG2212070144E00102R Date(s)ofTests:December12,2022toDecember16,2022 Dateofissue:December16,2022 $二维码$ ReportNo.EDG2212070144E00102RPage2of7Ver.1.0 TableofContents 1.TESTRESULTCERTIFICATION...............................................................................................................................................3 2.EUTSPECIFICATION.................................................................................................................................................................5 3.TESTREQUIREMENT:...............................................................................................................................................................6 RFEXPOSUREEVALUATION...................................................................................................................................................6 4.MEASUREMENTRESULT.........................................................................................................................................................7 ReportNo.EDG2212070144E00102RPage3of7Ver.1.0 1.TESTRESULTCERTIFICATION Applicant:SHENZHENSHENGLAITECHNOLOGYCO.,LIMITED Address: Room3110,BlockC,XintianCenturyBusinessCenter,FumingRoad,Futian, Shenzhen Manufacturer:GuangdongShenglaiTechnologyCo.,Limited Address: ZhongtaiIndustrialZone,HengshanVillage,GuraoTown,ChaoyangArea, ShantouCity,GuangdongProvince,China Factory:GuangdongShenglaiTechnologyCo.,Limited Address: ZhongtaiIndustrialZone,HengshanVillage,GuraoTown,ChaoyangArea, ShantouCity,GuangdongProvince,China EUT:BluetoothHeadphone ModelName: JUS4000-RCB,JUS4000-BTD,JUS4000 (Note:Allmodelsdifferonlyincolor,modelnumberandlittledifferencein appearance.Seetheexternalphotosoftheproductsfordetails,andallother informationisthesame.HereselectJUS4000-BTDfortest.） Trademark: N/A MeasurementProcedureUsed: APPLICABLESTANDARDS STANDARDTESTRESULT §15.247(i),§2.1093 PASS TheaboveequipmentwastestedbyEMTEK(DONGGUAN)CO.,LTD.Thetestdata,dataevaluation,test procedures,andequipmentconfigurationsshowninthisreportweremadeinaccordancewiththeprocedures giveninANSIC63.10(2013)andtheenergyemittedbythesampleEUTtestedasdescribedinthisreportisin compliancewiththerequirementsofFCCRules FCC§15.247(i),§2.1093 . Thetestresultsofthisreportrelateonlytothetestedsampleidentifiedinthisreport DateofTest:December12,2022toDecember16,2022 Preparedby: WarrenDeng/Editor Reviewer: TimDong/Supervisor Approve&AuthorizedSigner: SamLv/Manager ReportNo.EDG2212070144E00102RPage4of7Ver.1.0 ModifiedHistory VersionReportNo.RevisionDateSummary EDG2212070144E00102R/OriginalReport ReportNo.EDG2212070144E00102RPage5of7Ver.1.0 2. EUTSpecification CharacteristicsDescription Product:BluetoothHeadphone ModelNumber: JUS4000-RCB，JUS4000-BTD，JUS4000 (Note:Allmodelsdifferonlyincolor,modelnumberandlittledifferencein appearance.Seetheexternalphotosoftheproductsfordetails,andallother informationisthesame.HereselectJUS4000-BTDfortest.） Sample:1# DeviceType: BluetoothV5.0 DataRate: 1MbpsforGFSKmodulation 2Mbpsforπ/4-DQPSKmodulation 3Mbpsfor8DPSKmodulation Modulation: GFSK,π/4-DQPSK,8DPSK OperatingFrequency Range(s): 2402-2480MHz NumberofChannels: 79channels TransmitPowerMax: -2.83dBm(0.0008W) AntennaGain:-0.58dBi Powersupply: DC5VfromUSB,DC3.7Vfrombattery Evaluationapplied:MPEEvaluation SAREvaluation ReportNo.EDG2212070144E00102RPage6of7Ver.1.0 3. TestRequirement: RFEXPOSUREEVALUATION Accordingto§15.247(i)and§1.1307(b)(1),systemsoperatingundertheprovisionsofthissectionshallbe operatedinamannerthatensuresthatthepublicisnotexposedtoradiofrequencyenergylevelinexcessof theCommission’sguidelines. RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,usingmeasurementsorcomputer simulation.WhenroutineSARevaluationisnotrequired,portabletransmitterswithoutputpowergreaterthan theapplicablelowthresholdrequireSARevaluationtoqualityforTCBapproval. OneantennaisavailablefortheEUT.Theminimumseparationdistanceis5mm. ReportNo.EDG2212070144E00102RPage7of7Ver.1.0 4. MeasurementResult Antennagain:-0.58dBi Transmit Frequency( MHz) Mode Measured Power (dBm) Tune upPower (dBm) Maxtuneup power(dBm) Calculation Result 1-g SAR 2.402GFSK -10.66-11±1 -10.000.03103 2.441GFSK-6.63-7±1-6.000.07853 2.480GFSK-9.43-10±1-9.000.03973 2.402Π/4-DQPSK-3.17-4±1-3.000.15543 2.441Π/4-DQPSK-6.13-7±1-6.000.07853 2.480Π/4-DQPSK-9.09-10±1-9.000.03973 2.402 8DPSK -2.83-3±1-2.000.19563 2.441 8DPSK -5.84-6±1-5.000.09883 2.480 8DPSK -8.92-9±1-8.000.04993 AccordingtoKDB447498,nostand-alonerequiredforBTantenna,andnosimultaneousSARmeasurementis required. ***EndofReport***

ReportNo.EDG2212070144E00101RPage1of65Ver.1.0 TESTREPORT ProductName：BluetoothHeadphone ModelNumber：JUS4000-RCB,JUS4000-BTD,JUS4000 FCCID：2AL9B-JUS4000 Preparedfor:SHENZHENSHENGLAITECHNOLOGYCO.,LIMITED Address:Room3110,BlockC,XintianCenturyBusinessCenter, FumingRoad,Futian,Shenzhen Preparedby:EMTEK(DONGGUAN)CO.,LTD. Address:-1&2/F.,Building2,ZoneA,ZhongdaMarineBiotechnology ResearchandDevelopmentBase,No.9,XinchengAvenue, SongshanhuHigh-technologyIndustrialDevelopmentZone, Dongguan,Guangdong,China TEL:+86-0769-22807078 FAX:+86-0769-22807079 ReportNumber:EDG2212070144E00101R Date(s)ofTests:December12,2022toDecember16,2022 Dateofissue:December16,2022 $二维码$ ReportNo.EDG2212070144E00101RPage2of65Ver.1.0 TableofContents 1TESTRESULTCERTIFICATION..........................................................................................................................................3 2EUTTECHNICALDESCRIPTION.......................................................................................................................................5 3SUMMARYOFTESTRESULT.............................................................................................................................................6 4TESTMETHODOLOGY........................................................................................................................................................7 4.1GENERALDESCRIPTIONOFAPPLIEDSTANDARDS.............................................................................................7 4.2MEASUREMENTEQUIPMENTUSED.........................................................................................................................7 4.3DESCRIPTIONOFTESTMODES.................................................................................................................................8 5FACILITIESANDACCREDITATIONS................................................................................................................................9 5.1FACILITIES.....................................................................................................................................................................9 5.2EQUIPMENT...................................................................................................................................................................9 5.3LABORATORYACCREDITATIONSANDLISTINGS.................................................................................................9 6TESTSYSTEMUNCERTAINTY.........................................................................................................................................10 7SETUPOFEQUIPMENTUNDERTEST............................................................................................................................11 7.1RADIOFREQUENCYTESTSETUP1.........................................................................................................................11 7.2RADIOFREQUENCYTESTSETUP2.........................................................................................................................11 7.3CONDUCTEDEMISSIONTESTSETUP....................................................................................................................13 7.4BLOCKDIAGRAMCONFIGURATIONOFTESTSYSTEM....................................................................................14 7.5SUPPORTEQUIPMENT...............................................................................................................................................14 8FREQUENCYHOPPINGSYSTEMREQUIREMENTS.....................................................................................................15 8.1StandardApplicable........................................................................................................................................................15 8.2EUTPseudorandomFrequencyHoppingSequence.......................................................................................................15 8.3EqualHoppingFrequencyUse.......................................................................................................................................16 8.4FrequencyHoppingSystem............................................................................................................................................16 9TESTREQUIREMENTS......................................................................................................................................................17 9.120DB&99%BANDWIDTH............................................................................................................................................17 9.2CARRIERFREQUENCYSEPARATION.....................................................................................................................24 9.3NUMBEROFHOPPINGFREQUENCIES...................................................................................................................28 9.4AVERAGETIMEOFOCCUPANCY(DWELLTIME)................................................................................................30 9.5MAXIMUMPEAKCONDUCTEDOUTPUTPOWER...............................................................................................36 9.6CONDUCTEDSUPRIOUSEMISSION........................................................................................................................43 9.7RADIATEDSPURIOUSEMISSION............................................................................................................................51 9.8CONDUCTEDEMISSIONTEST.................................................................................................................................60 9.9ANTENNAAPPLICATION...........................................................................................................................................63 ReportNo.EDG2212070144E00101RPage3of65Ver.1.0 1TESTRESULTCERTIFICATION Applicant:SHENZHENSHENGLAITECHNOLOGYCO.,LIMITED Address: Room3110,BlockC,XintianCe…

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

Inverted F Antenna Specification Summary ITEM ANT SPEC Model Name 2.4G ANT Horizontal Vertical 2400MHz 2400MHz2500MHz2400MHz2400MHz 2500MHz Center Frequency -1.26 -0.76 -0.58 -5.25 -2.46 -1.86 MAX. Gain -0.58dB Polarization Horizontal and Vertical Azimuth Beam Pattern Omni-directional Impedance 50 Ohm Antenna Length 38.20mm Manufacture ZHUHAI JIELI TECHNOLOGY CO.,LTD Antenna Photo & Length (mm) Address ONE OF B SECTION, 3/F OF BUILDING A, NO. 9 PINGGONG WEST ROAD, NANPING TECHNOLOGY INDUSTRIAL PARK, ZHUHAI,CHINA Horizontal: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -40 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -1.26174 -30.0801 -7.18716 2450 -0.765802 -36.5604 -7.48023 2500 -0.585582 -22.0315 -6.59127 Vertical: 2400 MHz 2450 MHz 2500 MHz Power (dBm) Max: 0 Min: -30 Scale: 5/div Gain(dB) Frequency (MHz) Max Min Avg 2400 -5.2537 -22.1424 -12.4294 2450 -2.4652 -24.5837 -10.4702 2500 -1.86120 -29.5214 -9.20432 ANT Test Labs：Attestation of Global Compliance Co., Ltd.

FCCID:2AL9B-JUS4000