2BSV5-X18AWireless Bluetooth headphones

说明书 X18A ManuaI 参数配置 产品型号：X18A 产品材质： TPU/ABS 喇叭：Ф1432Ω铜环喇叭 耳机容量： 30mAh 充电仓容量： 200mAh 有效距离：10M以上 耳机净重 66g 充电时间：1小时 播放时间：8小时 充电接口： TYPE-C productparameters productmodeI: X18A productmateriaI: TPU/ABS speakersize: Φ1432Ωcopperringspeaker Headphonecapacity:30mAh chargingcompartment:200mAh Efectivedistance:10MAbove Netweightofheadphones: 66g chargingtime: 1Hour pIaybacktime: 8Hour chargingconnector: TYPE-C 使用说明 1.蓝牙名称: X18A 2.配对连接：首次开机：两个蓝牙板同时开机，对耳自动配对。配 对成功后,主耳白绿交替闪,随即用手机连接对应的蓝牙配对名即 可 3.开机:开盖取出耳机或长按3秒开机 4.关机:放回充电仓或长按3秒关机 5.接听电话:来电状态任意边按压1次 6.挂断电话:通话状态任意边按压1次 7.暂停播放歌曲：任意边按压1次 8.上一曲：左耳边按压2次 9.下一曲：右耳边按压2次 Instructionsforuse 1.BIuetoothname: X18A 2.Firstboot:TurnonbothBIuetoothboardsatthesametimeIandthe earphoneswiIIpairautomaticaIIy.AfterthepairingissuccessfuIIthe mainearphonewiIIfIashaIternateIyinwhiteandgreen.Thenyoucan useyourmobiIephonetoconnecttothecorrespondingBIuetooth pairingname. 3.poweron:TakeouttheearphonesafteropeningtheIidorpress andhoIdthebuttonfor3secondstopoweron. 4.powerof:puttheearphonesbackintothechargingcaseor pressandhoIdthebuttonfor3secondstopowerof. 5.AnsweringphonecaIIs:pressonceoneithersideoftheincoming caIIstatus 6.Hangingupthephone:pressonceoneithersideofthecaIIstatus 7.pausepIayingthesong:pressanysideonce 8.previoussong:presstheIefteartwice 9.Nextsong:presstherighteartwice 单耳模式 功能操作说明 LED状态 播放/暂停单按 灯灭 SiRi开关 长按二秒 灯灭 下一曲 按2下 灯灭 音量加 - - 来电接通/挂断单按 灯灭 来电拒接 来电状态下，长按2秒 灯灭 低电量报警电量低于3.2V低电报警;电量低于3.1V自动关机; 灯灭 充电中 - LED灯常亮 充电完成 - 指示灯常亮 充电电流5V/40mA充电,开机充电耳机会自动关机复位。 FunctionaIoperationinstructions LEDstatus pIay/pause singIepress TheIightsareof siRiswitches pressandhoIdfortwoseconds TheIightsareof Nextsong press2times TheIightsareof voIumeupTap3timesinarow IncomingcaIIsareconnected/hungup singIepress TheIightsareof ThecaIIisdecIined whenacaIIisincomingIpressandhoIdfor2seconds TheIightsareof LowbatteryaIarm LowpoweraIarmwhenthepowerisIessthan3.2v; ThepowerisIessthan3I1vautomaticpowerof: TheIightsareof charging lightisalwayson chargingiscompIetechargingindicatorlightisalwayson chargingiscompIete 5v/40mAchargingIpoweronchargingTheearbudswiII 123 5充电指示状态 充电仓充满电时 ( 充电指示灯常亮 ) whenthechargingcompartmentisfuIIycharged(Charging indicatorlightisalwayson) 66使用注意事项 1、日常使用中耳机充电面会沾上灰尘等脏污的东西可以使用棉签清 理耳机充电电接触面。 Useacottonswabtocleanthechargingsurfaceoftheearphone, whichwillbestainedwithdirt. 2、耳机需按要求正确规范的使用,注意使用环境对耳机的影响,为 保证连接顺畅，建议手机和耳机之间的距离在8米范围内. Earphoneshouldbeusedcorrectlyaccordingtotherequirement. Payattentiontotheinfluenceofenvironmentonearphone.Inorderto ensuresmoothconnection,itissuggestedthatthedistancebetweenthe phoneandearphoneshouldbewithin8meters. 3、如耳机有连接不上或通讯不畅等其它问题，请忽私自拆卸耳机本体及其配 件，否则不予保修不要使用超过额定安数伏数的充电头给耳机充电。If theheadsetdoesnotconnectorpoorcommunicationandother problems,pleaseremovetheheadsetitselfanditsaccessories, otherwisenotwarrantydonotusemorethantheratedampere chargingheadtotheheadset. 4、为了保证你正常使用耳机，请确保耳机的电量充足。 Tomakesureyou'reusingyourheadphonesproperly, makesurethey'refullycharged. 7保修 耳机基本功能 Basicfunctionofearphone 1、产品如有任何功能问题,均可享受有保修服务,联系客服。 Iftheproducthasanyfunctionalproblems,canenjoythewarranty service,contactcustomerservice. 2、人为损坏、摔坏、人为刮花、进水、无保修卡者不在保修范围内。 Artificialdamage,broken,artificialscratch,water,nowarranty cardisnotwithinthescopeofthewarranty. 3、客户必须填写所有必要资料(客户姓名、地址、电话、购买日期等) Customermustfillinallnecessaryinformation(customername, address,telephonenumber,dateofpurchase,etc.). 4、保修服务需在保修卡并按要求操作即可保修,否则不保修 Warrantyserviceinthewarrantycardandaccordingtothe requirementsofoperationcanbewarranty,otherwisenowarranty 产品型号： Model 客户姓名： Nameofclient 联系电话： Contactnumber 客户地址： Clientaddress 购买日期： 88温馨提示 1、 如果你的耳机充电中存在发烫严重或烧坏的情况可以看是不是使用大 于5V2A功率的充电头，大于的话需要更换小于5V2A的充电头。 2、 当左右耳机出现只有一边有声音的时候请把两只耳机重新放入充电盒,耳 机自动关机,打开手机找到配对名,点击取消蓝牙配对,打开充电盒,取出耳 机,靠近民解锁的手机等待8秒左右打开手机蓝牙搜索蓝牙配对名点击连 接。 3、 耳机听不到声音 （1）确认耳机处于工作状态 (2)确认耳机的音量大小是否合适 (3)确认耳机是否与手机正常连接 (4)确认耳机在正常的工作范围 4、 如果听到耳机有断续的情况：有些地方信号干扰大，蓝牙耳机会出现干 扰蓝牙底噪的情况会出现断续情况走到别的地方断开重新连接即可解 决。 (1)耳机离手机距离超出8米以上或中间有障碍物时,会影响信号传输 (2)周边有大功率发射设备时,会影响信号传输 (3)紧密空间也会影响信号传输(电子城等) WarmReminder 1.Ifyourheadphonesareseriouslyoverheatedor damagedduringcharging,pleasecheckifyouareusinga chargingwithapowergreaterthan5V2A.Ifso,youneed toreplaceitwithachargingheadlessthan5V2A. 2.Whenonlyonesideoftheleftandrightheadphones hassound,pleaseputbothheadphonesbackintothe chargingbox,turnofftheheadphonesautomatically,find thenameonthephone,clickcancelBluetoothpairing, openthechargingbox,takeouttheheadphones,closeto theunlockedphone,waitforabout8secondstoopenthe phonetosearchforBluetoothpairingname,clickto connect. 3.Nosoundcanbeheardfromtheheadphones (1)Confirmthattheheadphonesareworkingcondition (2)Confirmwhetherthevolumeoftheheadphonesis appropriate (3)Confirmwhethertheheadphonesareconnectedto thephonenormally (4)Confwhethertheheadphonesarewithinthenormal workingrange 4.Ifyouhearintermittentsoundfromtheheadphones:If thesignalinterferenceintheenvironmentistoostrong, theBluetoothheadphoneswillexperiencenoise interference,resultinginintermittent.Changethelocation, disconnectandreconnectBluetoothtosolvetheproblem. (1)Whenthedistancebetweentheheadphonesthe phoneexceeds8metersorthereareobstaclesin between,itwillaffectthesignaltransmission (2)Whentherearehigh-powertransmittingdevices around,itwillaffectsignaltransmission (3)Aconfinedspacewillalsoaffectsignaltransmission (suchasanelectronicscity) 45 Dateofpurchase 6 7 automaticaIIypowerofandreset. 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 agai…

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

CoveredEquipmentAttestationLetter ForCertificationServiceintheUSA FederalCommunicationsCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoSection2.911(d)(5)(i)-(ii)oftheCommission’sRules(47C.F.R.)weattestas followsfortheproductlistedbelow: FCCIDModelname 2BSV5-X18AX18A We, Applicant CompanyName:YuShengTechnology(FoShan)Co.,Ltd. Address:5thFloor,No.11,HuiShang4thRoad, JiangcunVillage,LeliuSub-district,Shunde District,FoshanCity,Guangdong,China Phone:13421607155 certifythattheequipmentforwhichauthorizationissoughtisnot“covered”equipment prohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCC rules.Thisincludesthecybersecurityandanti-virussoftwareproducedorprovidedby KasperskyLab,Inc.oranyofistsuccessorsandassignees. Wecertifythat,asofthedateofthefilingoftheapplication,theapplicantisnotidentified ontheCoveredListasanentityproducing“covered”equipment. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2026-1-14 SignatureDate PrintedNameofSignee:HuaPeng Company:YuShengTechnology(FoShan)Co., Ltd. Phone:13421607155 Email:[email protected] Address:5thFloor,No.11,HuiShang4th Road,JiangcunVillage,LeliuSub-district, ShundeDistrict,FoshanCity, Guangdong,China Fax:N/A

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 2BSV5-X18AX18A Fortheproductslistedabove,werequestpermanentconfidentialityforallapplicable exhibitsasthereare:  theOperationalDescription  theBlockDiagram theSchematics Theabovelistedexhibitscontaintradesecretsandproprietaryinformationthatcouldbeof benefittoourcompetitors. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2026-1-14 SignatureDate PrintedNameofSignee/Title:HuaPeng/Manager Company:YuShengTechnology(FoShan)Co.,Ltd. Address:5thFloor,No.11,HuiShang4thRoad,JiangcunVillage, LeliuSub-district,ShundeDistrict,FoshanCity, Guangdong,China Phone:13421607155 Fax:-- Email:[email protected]

ReportNo.:CISRR25123144501 Page 73 of 77 9.EXTERNALANDINTERNALPHOTOS 9.1.ExternalPhotos ReportNo.:CISRR25123144501 Page 74 of 77 ReportNo.:CISRR25123144501 Page 75 of 77

Label Size:10mm*4mm FCCID:2BSV5-X18A LabelLocation

ReportNo.:CISRR25123144501 Page 76 of 77 9.2.InternalPhotos ReportNo.:CISRR25123144501 Page 77 of 77 ------Endofthereport----- ANT

ReportNo.: CISRR25123144502 Reporttemplateversion:CISE-TR-001-A0Page:1of5 TESTREPORT RFExposureEvaluation ReportNo.: CISRR25123144502 ProjectNo.: CISR251231445 FCCID:2BSV5-X18A Applicant:YuShengTechnology(FoShan)Co.,Ltd. Address: 5thFloor,No.11,HuiShang4thRoad,JiangcunVillage,LeliuSub-district, ShundeDistrict,FoshanCity,GuangdongProvince Manufacturer: YuShengTechnology(FoShan)Co.,Ltd. Address: 5thFloor,No.11,HuiShang4thRoad,JiangcunVillage,LeliuSub-district, ShundeDistrict,FoshanCity,GuangdongProvince ProductName: WirelessBluetoothheadphones TradeMark:- Model/Typereference:X18A ListedModel(s):- Standard:47CFRPart2.1093 Issuedate:January9,2026 Testresult:Complied Reviewedby:MorganTan Approvedby:HansHu Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangceTesting TechnologyCo.,Ltd. ReportNo.: CISRR25123144502 Reporttemplateversion:CISE-TR-001-A0Page:2of5 1.APPLICABLESTANDARD 47CFRPart2.1093:Radiofrequencyradiationexposureevaluation:portabledevices ANSIC95.1–3999:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadioFrequency ElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevicesRF ExposureProceduresandEquipmentAuthorizationPolicies. 47CFRPart1.1307:Actionsthatmayhaveasignificantenvironmentaleffect,forwhichEnvironmental Assessments(EAs)mustbeprepared. 2.REPORTVERSION VersionNo.IssuedateDescription 00January9,2026Original ReportNo.: CISRR25123144502 Reporttemplateversion:CISE-TR-001-A0Page:3of5 3.RADIOSPECIFICATIONDESCRIPTION Bluetooth Supportedtype:BREDRLE-1Mbps LE-2Mbps Note:PleaserefertoRFreportfordetailedtechnicalspecifications 4.SIMULTANEOUSTRANSMISSIONANALYSIS Note:ThisBluetoothheadsetconsistsofaleftearpieceandarightearpiece,whichshareidenticalstructures andcircuitsexceptfortheircolors..ThesedevicesuseasingletransmittermoduleandantennaforbothBT, TWSheadphonesforbothearscantransmitsimultaneously. ReportNo.: CISRR25123144502 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 EUTRadiotype Frequency (GHz) Maximum outputpower #1 (dBm) Maximumtune- uppower #2 (dBm) Minimum distance(mm) Evaluated value LimitResult LeftBR/EDR2.4020.381.005.000.39023.00PASS RightBR/EDR2.4022.193.005.000.61853.00PASS Note #1:ThisvaluecomesfromtheRFtestreport. #2:Thisvalueisdeclaredbytheapplicant. ReportNo.: CISRR25123144502 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 EUTType Evaluated value StandaloneLimit Raito Value (Evaluated value/ Standalone Limit) Sum Simultaneous Limit Result LeftBR/EDR0.390230.130 0.3361.00PASS RightBR/EDR0.618530.206 --------EndofReport--------

2.4GHz1608ChipAntenna:RANT1608F245C04 _ Application: WLAN,802.11b/g,Bluetooth,WLAN,etc... Features SMD,highreliability,ultraImpact,Omni-directional... PartnumberInformation RANT1608F245C04 (A)(B)(C)(D)(E)(F) ElectricalSpecification 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=04 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 咏成國際科技有限公司 RAIN International Technology Co., Ltd. 電話:13530576606 TEL: 13530576606 Address:7 / F, Building F, Zhichuang Park, Tong 'an, Gushu, Shenzhen 2.4GHz1608ChipAntenna:RANT1608F245C04 _ 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 2.4GHz1608ChipAntenna:RANT1608F245C04 _ 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 2.4GHz1608ChipAntenna:RANT1608F245C04 _ 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 2.4GHz3216ChipAntenna:RANT1608F245C03 _ 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

ReportNo.:CISRR25123144501 Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangce TestingTechnologyCo.,Ltd. Page1of69 TESTREPORT ReportNo.CISRR25123144501 ProjectNo.CISR251231445 FCCID2BSV5-X18A ApplicantYuShengTechnology(FoShan)Co.,Ltd. Address 5thFloor,No.11,HuiShang4thRoad,JiangcunVillage,LeliuSub- district,ShundeDistrict,FoshanCity,GuangdongProvince ManufacturerYuShengTechnology(FoShan)Co.,Ltd. Address 5thFloor,No.11,HuiShang4thRoad,JiangcunVillage,LeliuSub- district,ShundeDistrict,FoshanCity,GuangdongProvince ProductNameWirelessBluetoothheadphones Trademark- Model/TypereferenceX18A ListedModel(s)- Standard 47CFRPart15.247 DateofsamplereceiptJanuary5,2026 TestdateJanuary5,2026toJanuary9,2026 IssuedateJanuary9,2026 TestresultComplied Reviewedby:MorganTan Approvedby:HansHu ReportNo.:CISRR25123144501 Page 2 of 69 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.Supportunitusedintestconfiguration....................................................................................................7 5.4.Testsampleinformation.............................................................................................................................7 5.5.Environmentalconditions...........................................................................................................................7 5.6.Statementofthemeasurementuncertainty.............................................................................................8 5.7.EquipmentUsedduringtheTest................................................................................................................9 6.TESTRESULTS.............................................................................................................................................11 6.1.EvaluationResults(Evaluation)...............................................................................................................11 6.1.1.AntennaRequirement.............................................................................................................................11 6.2.RadioSpectrumMatterTestResults(RF)...............................................................................................12 6.2.1.ConductedEmissionatACpowerline.................................................................................................12 6.2.2.MaximumConductedOutputPower.....................................................................................................16 6.2.3.ChannelSeparation................................................................................................................................17 6.2.4.NumberofHoppingFrequencies..........................................................................................................18 6.2.5.DwellTime...............................................................................................................................................19 6.2.6.Conductedbandedgeandspuriousemission...................................................................................21 6.2.7.Radiatedbandedgeemission...............................................................................................................23 6.2.8.RadiatedSpuriousEmission(below1GHz).........................................................................................29 6.2.9.RadiatedSpuriousEmission(Above1GHz)........................................................................................33 7.APPENDIXREPORT......................................................................................................................................41 7.1.ConductedPeakOutputPower................................................................................................................41 7.2.20dBBandwidth.........................................................................................................................................45 7.3.CarrierFrequenciesSeparation...............................................................................................................49 7.4.NumberOfHoppingChannel.......................................................…

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

ReportNo.:CISRR25123144501 Page 71 of 77 8.TESTSETUPPHOTOS ConductedEmissionatACpowerline Radiatedbandedgeemission RadiatedSpuriousEmission(Above1GHz) ReportNo.:CISRR25123144501 Page 72 of 77 RadiatedSpuriousEmission(below1GHz)