2BHS7-A40Bluetooth headset

QUICKCONNECTIONGUIDE Takeouttheleftandright(L/R)earphonesfromthechargingcompartmert, theearswillautomaticallytumonandconnect,andthemainheadset Wilontorthopalringsfal(theredandgroenlightflashesaftenately). openthemobilephoneWirelesssearch,clickthemainearpairnameto connect PAPAMETERCONFIGURATION TrueWirelessstereo,leftandrightchannelseparation,HIFIsound BoththeleftandrightearshaveafullWirelessheadaetfunction,which canbeusedaloneorinpaire DualModeWireless5.3,ChipJerry6983,ultraiowpowerconsumption Wirelesstransmissiondistance:10meters Listeningthesongtime:about3-4hours Calltime:about5hours Standbytime:about300hours Chargeboxcharging:about3times Chargingtime:1hour Chargingboxchargingtime:1hour Batterycapacity:3.7V30mAh Chargeboxbatterycapacity:300mAh Headphonechargingparameters:5V30mAh Built-inCVC6.0noisecancellationtechnology Supportprotocolfamll:A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D1.3 WIRELESSPAIRING Atthesametimepressandholdthetwomainheadphonesfor4seconds toswitchtothepairingstate(theredandgreenlightflashesalternately) waitforabout5-10secondsfortheheadsettobesuccessfullypaired.After thepairingissuccessful,themainheadset(R)willautomaticallyre-enter thepairingmode,andthetrafficlightswillflashalternately.Openyour phonesWirelesssearchandclickontheheadsetpairingnametopairit. WIRELESSUSE 1.Answerthecall:Whenthereisanincomingcall,clickthemainbuttonto answerthecall. 2.Endthecal:Duringthecall,clickthemainbuttontohangupandendthe call TRUEWIRELESSHEADPHONES 3.Rejectthecall:Whenthereisanincomingall,pressandholdthemain buttonfor1secondtorejectthecall. 4.Mobilephoneandheadsetaudioswitching:Whileinthecallstate,press andholdthemainbuttonfor1secondtoswitchbackandforthbetweenthe handsetandtheearpiece. 5.MusicplaybackWhentheheadsetisconnectedtothemobilephone clickthemainbuttontoplaythemobilemusic; 6.Musicpause:Whenpavingmusic,clickthemainbuttontopauseplayback 7.Musicupanddown:Doubleclickontheprevioussongintheleftear(L)anod oubleclickonthenextsongintherightear. 8.Chinese/Englishlanguageswitching:Whentheheadsetisturnedontothe pairingstate(thetrafficlightsflashalternately),double-clickthemainbuttorton completethelanguageswitching. 9.Theheadsetisusedseparately:pressandholdthemainbuttonforabout5 secondstoenterthepairingmode,thetrafficlightsflashalternately.the phoneturnsontheWirelesssearch,clicktheheadsetpairnametoconnect CHARGINGBOXUSE Function1:Charging 1.Whenthepoweroftheheadsetislow,theheadsetwillbechargedintothe chargingboxandclosed.Thewhitelightofthechargingboxwillflash,and thereindicatorlightoftheheadsetwillbeon,indicatinthatthecharqingbox ischargingtheearpho9ne.Afterthebatteryisfullycharged,theindicatorlight isoff,Afterawhile,thelightisof.Thecharingboxindicatorwillalsogoout tosleep.(Note:Whenthechargingboxischargingtheearphoneorthe externalUSBischangingthechargingbox,thechargingboxindicatorwillfash slowly. 2.Whenthechargingboxislow,putitintotheearphone,thecharging boxindicatorwillfashslowly,andthechargingboxshouldbechargedatthis time. Function2:Storingheadphones Whennotinuse,theheadsetcanberechargedintothechargingboxandit needstobetakenoutwhenitisused,Theheadsetwillautomaticallyturnon andconnectbacktothemobilephone.Atthistime,theheadsetcanbeused normally. (Note:Whenthepoweroftheheadsetiscompletelydischarged,the chargingboxcanchargethepairofheadphones2-3timesatthesametime, iftheearphoneisnotusedforalongtime,pleasechargethechargingbox beforeuseThechargingboxwillstoretheearphoneforalongtime.The batteryinsidetheboxwillhaveaslowself-consumptionandmaybelow. PROMPT 1.Pleasereadtheinstructionmanualcarefullybeforeusingtheproductand keepitinasafeplace 2.Forthefirsttime,pleasefullychargethisproductfirst 3.Iftheproductisnotusedforalongtime(morethan3months)please chargeit. 4.MustchoosethenationalCcccertifiedchargerproducedbyreqular manufacturers 5.Whenthepoweroftheheadsetiscompletelydischarged.thechargingbox cancharge2-3timesofeachpairofheadphonesatthesametime.Ifthe earphoneisnotusedforalongtime,pleasechargethechargingboxandthe earphonebeforeuse.Thechargingboxwillstoretheearphoneforalongtime. Thebatteryinsidetheboxwillhaveaslowself- consumptionandmayhaveinsufficientpower. WARNING 1.Donothitorsqueezetheproduct 2.Donotletthedevicegetwetwiththeliquid 3.Donotplacethedeviceinanenvironmentwherethetemperatureistoo lowortoohight(below0'Corabove45C) 4.Donotusethedeviceduringthunderstorms.Thunderstormscancausethe devicetomalfunctionandincreasetheriskofelectricshock 5.Pleaseavoidusingthedeviceindicatorneartheayesofchildrenoranimals. 6.PlleasestayawayfromWiflroutersandotherWirelessdevicestoavoid interferencewithotherproductsusing2.4GHZsignals. 7.Pleaseusethisproductwithintheeffectivedistance(10munobstructed) 8.Thisproductissuitableforallmobilephones,laptops,tabletsanddesktop computerswithWirelessdevices 9.DonotchargethechargingboxwithfastchargingorflashchargingPlease usethechargerwithratedvoltageof5-5.5VorcomputerUSBcharging(when thevoltageishigherthan6.5V,thechargingbox!entertheautomatic protectionmode,Truncatehighvoltageinputtopreventdamagetointernal components) 72x52mm 透明款2 FCCWARNINGThisdevicecomplieswithpart15oftheFCCRules. Operationissubjecttothefollowingtwoconditions:(1)Thisdevice maynotcauseharmfulinterference,and(2)thisdevicemustaccept anyinterferencereceived,includinginterferencethatmaycause undesiredoperation.Note:Thisequipmenthasbeentestedand foundtocomplywiththelimitsforaClassBdigitaldevice, pursuanttopart15oftheFCCRules.Theselimitsaredesignedto providereasonableprotectionagainstharmfulinterferenceina residentialinstallation.Thisequipmentgenerates,usesandcan radiateradiofrequencyenergyand,ifnotinstalledandusedin accordancewiththeinstructions,maycauseharmfulinterferenceto radiocommunications.However,thereisnoguaranteethat interferencewillnotoccurinaparticularinstallation.Ifthis equipmentdoescauseharmfulinterferencetoradioortelevision reception,whichcanbedeterminedbyturningtheequipmentoff andon,theuserisencouragedtotrytocorrecttheinterferenceby oneormoreofthefollowingmeasures:—Reorientorrelocatethe receivingantenna.—Increa…

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ShenzhenYunhuixiangTechCo.,Ltd Address：C1202,Building2,ShenzhenSoftwareIndustryBase,No.87,89and91,GaxinNanshi Road,BinhaiCommunity,YuehaiStreet,NanshanDistrict,Shenzhen Date:2024-08-06 FederalCommunicationsCommission AuthorizationandEvaluationDivision 1435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(7)Filing SUBJECT:FCCApplicationforFCCID:2BHS7-A40 FRN:0035723436 (“ShenzhenYunhuixiangTechCo.,Ltd”)certifiesthat,asofthedateofthefilingofthe application,GSSSERVICEINCisourdesignatedU.S.agentforserviceofprocessforthe abovereferencedFCCID.(“ShenzhenYunhuixiangTechCo.,Ltd”)acceptstomaintainan agentfornolessthanoneyearafterthegranteehasterminatedallmarketingandimportation ortheconclusionofanyCommission-relatedproceedinginvolvingtheequipment. GSSSERVICEINCaccepts,asofthedateofthefilingoftheapplication,theobligationofthe designatedU.S.agentforserviceofprocessfortheabovereferencedFCCID. DesignatedU.S.AgentInformation: Name:GSSSERVICEINC Address:6547NAcademyBlvd#2266ColoradoSpringsCOLORADO80918UnitedStates FRN：0033402082 ContactPerson:MichouxLogan Tel.:001-949-2990192 Email:[email protected] Sincerely, Signedonbehalfof（Shenzhen YunhuixiangTechCo.,Ltd） SignedonbehalfofGSSSERVICEINC Name:HuiRuLiName:MichouxLogan Title:salesmanagerTitle:Manager Date:2024-08-06Date:2024-08-06

ShenzhenYunhuixiangTechCo.,Ltd Date：2024-08-10 ProductModelNumber:A40,A09,A15,A31,A39,A41,Air31,Air39 Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatORGANIZATION.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyORGANIZATION.onourbehalf shallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:salesmanager Email:[email protected] Telephone:17675413166 Onbehalfof:ShenzhenYunhuixiangTechCo.,Ltd

ShenzhenYunhuixiangTechCo.,Ltd OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:August6,2024 Subject;RequestforConfidentiality FCCID:2BHS7-A40 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:HuiRuLi Title:salesmanager

ShenzhenYunhuixiangTechCo.,Ltd ModelDifference Productdescription:Bluetoothheadset Modelname:A40,A09,A15,A31,A39,A41,Air31,Air39 FCCID:2BHS7-A40 A40istestedmodel,othermodelsarederivativemodels.Themodelsareidenticalin circuit,onlydifferentonthemodelnamesandcolor.SothetestdataofA40can representtheremainingmodels. Client’ssignature: Client’sname/title:HuiRuLi/salesmanager Contactinformation/address:C1202,Building2,ShenzhenSoftwareIndustryBase, No.87,89and91,GaxinNanshiRoad,BinhaiCommunity,YuehaiStreet,Nanshan District,Shenzhen

2.4GHz2012ChipAntenna:RANT2012F245C07 Dimension(mm) L2.05+-0.10 W1.20+-0.10 T0.65+-0.10 No.TerminalName 1Feeding/GNG 2GND Application: WLAN,802.11b/g,Bluetooth,WLAN,etc... Features SMD,highreliability,ultraImpact,Omni-directional... PartnumberInformation RANT2012F245C07 (A)(B)(C)(D)(E)(F) (A)ProductTypeChipAntenna (B)SizeCode2.0x1.2mm(+-0.2mm) (C)MaterialHighKmaterial (D)Frequency2.4~2.5GHz (E)FeedingmodePIFA&SingleFeeding (F)AntennatypeType=07 ElectricalSpecification WorkingFrequencyRange2400~2484MHz Bandwidth84(Min.) PeakGain1.7dBi(Typ.) Impedance50Ohm Returnloss10dB(Min) PolarizationLinear AzimuthBeamwidthOmni-directional OperationTemperature( °C )-40~85 °C ResistancetoSolderingHeats 10sec.(@280°C) TerminationNi/Au(Leadless) ThespecificationisdefinedonEVB. DimensionandTerminalConfiguration 咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd. 7/F,BuildingF,ZhichuangPark,Tong'an,Gushu,Shenzhen 2.4GHz2012ChipAntenna:RANT2012F245C07 EvaluationBoardReference PCBDimensionAntennaLayoutReferenceUnit:mm ElectricalCharacteristics ReturnLoss ReturnLoss&Radiation 1 Frequency(MHz) S11(dB) 2400-10.77 2450-24.81 2484-10.243 Radiation Z Y X 2400MHz2450MHz2500MHz Efficiency70.56%75.25%71.01% 2.4GHz2012ChipAntenna:RANT2012F245C07 TapingSpecifications ReelandTapingSpecification ReelSpecification TYPESIZEABCD 20127”5K/Reel 9.0±0.5 60±213.5±0.5178±2 TappingSpecification PackagingTypeABWEFGHTDP PaperType2012 1.50±0.202.30±0.208.0±0.201.75±0.103.5±0.054.0±0.102.0±0.050.75±0.101.57±0.104.0±0.1 2.4GHz2012ChipAntenna:RANT2012F245C07 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 2.4GHz2012ChipAntenna:RANT2012F245C07 2.4GHz2012ChipAntenna:RANT2012F245C07 _ 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 12020/10/15NewDatasheet

FCCID:2BHS7-A40 EUTPHOTOS(InternalPhotos) FCCID:2BHS7-A40 FCCID:2BHS7-A40 FCCID:2BHS7-A40 ※※※※※ENDOFREPORT※※※※※

Size:2mmX9mm FCCID:2BHS7-A40

FCC ID:2BHS7-A40 EUT PHOTOS(External Photos) FCC ID:2BHS7-A40 ANT FCC ID:2BHS7-A40 FCC ID:2BHS7-A40 FCC ID:2BHS7-A40 ※※※※※ END OF REPORT ※※※※※

FCCID:2BHS7-A40 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/EDR2.372 ± 11.26240250.3913.0 SoaSARtestisnotrequired

Project No.: ZKT-240722L8525E Page 1 of 93 FCC TEST REPORT FCC ID:2BHS7-A40 Report Number. .............................. : ZKT-240722L8525E Date of Test ...................................... : June 27, 2024 – July 05, 2024 Date of issue .................................... : July 05, 2024 Test Result ..................................... : PASS Testing Laboratory. ........................ : Shenzhen ZKT Technology Co., Ltd. Address .......................................... : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Applicant's name ......................... : Shenzhen YunhuixiangTech Co., Ltd Address .......................................... : C1202, Building 2, Shenzhen Software Industry Base, No. 87, 89 and 91, Gaxin Nanshi Road, Binhai Community, Yuehai Street, Nanshan District, Shenzhen Manufacturer's name ................... : Shenzhen YunhuixiangTech Co., Ltd Address .......................................... : C1202, Building 2, Shenzhen Software Industry Base, No. 87, 89 and 91, Gaxin Nanshi Road, Binhai Community, Yuehai Street, Nanshan District, Shenzhen Test specification: Standard ........................................... : FCC CFR Title 47 Part 15 Subpart C Section 15.247 Test procedure ................................. : KDB558074 D01 15.247 Meas Guidance v05r02 ANSI C63.10:2013 Non-standard test method ............. : N/A Test Report Form No. ...................... : TRF-EL-112_V0 Test Report Form(s) Originator ........ : ZKT Testing Master TRF .................................... : Dated: 2021-04-22 This device described above has been tested by ZKT, and the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. This report shall not be reproduced except in full, without the written approval of ZKT, this document may be altered or revised by ZKT, personal only, and shall be noted in the revision of the document. Product name ................................. : Bluetooth headset Trademark ...................................... : / Model/Type reference ...................... : A40, A09, A15, A31, A39, A41, Air31, Air39 Model difference .............................. : A40 is tested model, other models are derivative models . The models are identical in circuit, only different on the model names and color. So the test data of A40 can represent the remaining models. Ratings ............................................. : Input: 5 V1 A Project No.: ZKT-240722L8525E Page 2 of 93 Testing procedure and testing location: Testing Laboratory ..................................... : Shenzhen ZKT Technology Co., Ltd. Address ...................................................... : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Jim Liu Tested by (name + signature) .................... : Tom Zou Reviewer (name + signature) ..................... : Lake Xie Approved (name + signature) .................... : Project No.: ZKT-240722L8525E Page 3 of 93 Table of Contents Page 1. VERSION ........................................................................................................................................... 5 2. TEST SUMMARY .............................................................................................................................. 6 2.1 TEST FACILITY ............................................................................................................................... 7 2.2 MEASUREMENT UNCERTAINTY ................................................................................................... 7 3. GENERAL INFORMATION ............................................................................................................... 8 3.1 GENERAL DESCRIPTION OF EUT ................................................................................................ 8 3.2 Test Setup Configuration ................................................................................................................. 9 3.3 Support Equipment ........................................................................................................................ 10 3.4 Test Mode ...................................................................................................................................... 10 3.5 EQUIPMENTS LIST FOR ALL TEST ITEMS ................................................................................ 11 4. EMC EMISSION TEST .................................................................................................................... 13 4.1 Conducted emissions .................................................................................................................... 13 4.1.1 POWER LINE CONDUCTED EMISSION Limits ........................................................................ 13 4.1.2 TEST PROCEDURE ................................................................................................................... 13 4.1.3 DEVIATION FROM TEST STANDARD ...................................................................................... 13 4.1.4 TEST SETUP .............................................................................................................................. 14 4.1.5 EUT OPERATING CONDITIONS ............................................................................................... 14 4.1.6 Test Result .................................................................................................................................. 14 4.2 Radiated emissions........................................................................................................................ 15 4.2.1 Radiated Emission Limits ........................................................................................................... 15 4.2.2 TEST PRO…

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