2BWEP-EXTREMEREALMOpen Ear Headphones

为游戏乐趣而生 极境 ULTRA 开放式游戏耳机 Open-ear Gaming Headphones 产品说明和配件 注意：本说明书上的图片均为示意图，且由于技术和系统升级， 所标注的信息与参数可能与实物有偏差，请以实物为准。 磁吸麦克风 2.4G适配器 充电线 快捷指南卡说明书 按键说明 +号键 -号键 电源键 模式键 Type-c充电口 关机：耳机处于开机状态，长按电源键，保持3秒，LED白灯常亮1秒， 耳机提示音：关机; 开机：耳机处于关机状态，长按电源键，保持3秒，LED白灯常亮1秒， 耳机提示音：开机; 开关机 + - +号键 提高音量 单击下一曲 长按1秒 降低音量 单击上一曲 长按1秒 开机/关机 长按3秒 暂停/播放 双击 电量查询 单击 接听/挂断电话 单击 启用内置麦克风 三击 拒接电话 长按1秒 游戏/音乐模式 单击 语音助手 长按2秒 蓝牙/2.4G模式 双击 清除配对信息 长按5秒 灯光效果常亮 三击 -号键 电源键 模式键 连接成功：耳机成功连接至设备时，耳机提示音：蓝牙已连接 连接蓝牙：开机后，蓝牙模式下自动进入配对状态，非蓝牙模式下，请切换模式， LED白灯快速闪烁，设备（智能手机、平板电脑等）搜索到极境-ultra，点击连接。 蓝牙连接 耳机开机后，将适配器插入设备中，双击模式键切换到“2.4G模式” 将适配器插入支持Type-C设备将适配器插入支持USB设备 2.4G适配器连接 蓝牙 蓝牙 可用设备 极境-ultra ＜ 耳机充电 将Type-C线插入，自动给耳机充电，充电状态下，LED白灯常亮； 耳机充电完成时，灯灭。 操作说明 下一曲：长按音量加1秒； 提高音量：单击音量键+（通话状态同步） 降低音量：单击音量键﹣（通话状态同步） 上一曲：长按音量减1秒; 暂停/播放：音乐播放状态下，双击电源键为暂停， 再次双击电源键恢复播放； 语音助手/Siri:蓝牙连接状态，长按模式键，保持2秒， 进入语音模式/siri； 接听/挂断：来电状态下，单击电源键为接听； 通话状态下，单击电源键为挂断； 来电状态下，长按电源键，保持1秒，拒接电话； 静音模式（麦杆取下）：在通话正常有麦杆状态下，取下麦杆后， 自动切到静音模式，装回麦杆，则自动回到麦杆送话状态； 启用内部麦模式：取下麦杆后，三击电源键启动内部麦克风， 再次三击电源键关闭内置麦克风； 2.4G适配器模式：插入2.4G适配器后，双击模式键切换到“适配器模式”， 进入低延迟模式状态; 游戏/音乐模式切换：单击模式键; 蓝牙/2.4G模式切换：双击模式键; 充电：充电状态下，LED白灯常亮， 低电量状态下，LED白灯4秒闪一下， 耳机充电完成时，灯灭； 清除信息：开机状态下，长按模式键5秒，清除蓝牙配对信息。 电量查询：开机状态下，单击电源键，音效提醒电量； *特殊提醒：适配器灯如果一直处于闪烁状态，说明耳机没有与适配器对连。 如需对连，可进行清除信息操作。 产品规格 蓝牙使用时长---------- 20H 2.4G使用时长---------- 13H 250H（连接黑屏）---------- 250H 充电时长---------- 1.5H 蓝牙版本---------- V6.0 喇叭阻抗---------- 16Ω±15% 麦克风灵敏度---------- -42±3db 产品重量---------- 45±2g 连接距离---------- ≥12米 充电电压/电流---------- 0.5V/0.5A 重要说明 本款耳机扬声器的正确佩戴位置为耳朵前方的面颊骨处； 长时间听大音量的音乐可能会带来不适感，请尽可能使用中等左 右音量，避免长时间使用大音量；请勿将扬声器置于耳内； 无论音量大小，使用耳机都将影响您对周围环境声音的感知，使 用耳机时多加注意； 切勿抛扔、坐压耳机或将其浸入水中； 耳机应远离火、水和高压设备； 请勿将其归类为生活垃圾，而将其送往当地相应的电器电子设备回 收站。 不适合三岁以下儿童使用，包含小零件； *若用户因违反以上警告内容造成的人身财产损失，本公司不承担任何责任。 产品外壳破损，刮花不给予退换货处理； 因不可抗力造成的损坏； 产品压损，水浸，外壳磕摔破损，变形等人为损坏； 未经授权维修，对产品本身改动，私自拆卸耳机本体及其配件； 因人为原因导致本产品产生性能故障。 提示：以上非保修条例我司有权拒受处理。 非保修条例 Made For Gamers ExtremeRealm ULTRA Open-ear Gaming Headphones Brief Introduction Note：The pictures in this manual are all schematic diagrams. Due to technological and system upgrades,the information and parameters indicated may differ from the actual product. Please refer to the physical item for accuracy. Magnetic microphone 2.4G Dongle Charging cable Quick Guide cardInstruction manual Button Instructions +Button -Button Power button Mode button Type-C charging port Power On：When the headphones are powered off, press and hold the power button for 3 seconds. The white LED stays on for 1 second. Voice prompt:"Power on"; Power Off：When the headphones are powered on,press and hold the power button for 3 seconds. The white LED stays on for 1 second. Voice prompt:"Power off"; Power On/Off + +Button Volume up Single press Volume down Single press Next track Press and hold for 1 second Game/Music Mode Single press The lighting effect remains on Triple press Clear pairing information Press and hold for 5 seconds Bluetooth/2.4G mode Double press Voice assistant Press and hold for 2 seconds Previous track Press and hold for 1 second Power on/Power off Press and hold for 3 seconds Pause/Play Double press Battery level inquiry Single press Answer/End the call Single press Enable built-in microphone Triple press Reject call Press and hold for 1 second - -Button Power button Mode button Voice prompt: Bluetooth connected (headphones are successfully connected to the device) After power on, the headphones will automatically enter pairing mode. If not in Bluetooth mode, switch to it; the white LED will flash rapidly. Search for "ExtremeRealm-ultra" on your device (smartphone, tablet, etc.), and tap to connect. Bluetooth Connection Insert the dongle into a device and double press the mode button to enter "dongle mode" Insert the dongle into a device that supports Type-CInsert the dongle into a device that supports USB 2.4G Dongle Connection Bluetooth Bluetooth Available equipment ExtremeRealm-ultra ＜ About Charging Insert the Type-C charging cable; the headphones will be automatically charged. The white LED stays on while charging and turns off when fully charged. Operation Instructions Next Track：Press and hold the Volume + button for 1 second; Volume Up： Single press the Volume + button. (This also applies during calls) Volume Down：Single press the Volume - button. (This also applies during calls) Previous Track： Press and hold the Volume - button for 1 second; Pause/Play：When the music is playing, double press the power button to pause, and double press the power button again to resume playing; Voice Assistant / Siri：When Bluetooth is connected, press and hold the mode button for 2 seconds to activate voice assistant mode / Siri. Answer / End Call： · Press the power button once to answer an incoming call · Press the power button once to end the call(during the call) · Press and hold the power button for 1 second to reject an incoming call. Mute Mode (External Microphone Removed)：When the external microphone is removed during a call, the headphones automatically switch to mute mode. Reattach the external microphone to restore normal microphone operation. Enable Internal Microphone：With the external microphone removed, triple press the power button to activate the internal microphone. Triple press again to deactivate it. 2.4G Dongle Mode：After inserting the 2.4G dongle, double press the mode button to switch to "Dongle Mode" to enter into the low-latency mode. Game / Music Mode Switching：Single press the mode button. Bluetooth / 2.4G Mode Switching：Double-press the mode button. Charging： · When charging: White LED stays on. · Low battery: White LED flashes once every 4 seconds. · Charging complete: LED turns off. Battery Level Inquiry：After powering on the headphones, single press the power button; a voice prompt will indicate the battery level. Factory Reset：When powered on, press and hold the mode button for 5 seconds to clear Bluetooth pairing information and complete a factory reset. Product Specifications Bluetooth Playtime---------- about 20H 2.4G Dongle Playtime---------- about 13H St…

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1/1 USAgentforServiceofProcessLETTEROFATTESTATION FRN TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USAgentforServiceofProcess: CompanyName:ALLOYMOVEINC :0033436965 [ShenzhenQilianElectronicsCo., ContactName:MrTimWu Address:3EEVERGREENRD#312NEWCITYNEWYORK10956UnitedStates TelephoneNo:8452937218 Email:[email protected] Applicant: Companyname:ShenzhenQilianElectronicsCo.,Ltd. ProductDescription:OpenEarHeadphones Granteecode:2BWEP FRN:0038491890 FCCID:2BWEP-EXTREMEREALM ContactName:AbbyZHOU Address:Room2708,Building4,BihaijuntingCommunity,XixiangStreet,BaoanDistrict, ShenzhenChina TelephoneNo.:15817285228 Email:[email protected] Ltd.]certifiesthat,asofthedateofthisfiling ofprocessfortheabovereferenc of the application with the TCB, [ edFCC Ltd.]acceptstomaintainanagentfornolessthanoneyearafterthegrante ]isourdesignatedUSagentforservice ID.[ShenzhenQilianElectronicsCo., e hasterminatedallmarketingandimportationortheconclusionofany commissionrelatedproceedinginvolvingequipment.[]accepts,aso ALLOY MOVE INC f thedateofthefilingoftheapplication,theobligationofthedesignatedUSagent forserviceofprocessfortheabovereferenceFCCID. TheUSAgentforServiceofProcessisawareofandagreestocomplywiththerequirements outlinedintheFCCEquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause §2.911. TheApplicantisawareofandagreestocomplywiththerequirementsoutlinedintheFCC EquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause§2.911. Date:2026.6.11 Applicant’sName:AbbyZHOUUSAgent’sName:MrTimWu Title:ManagerTitle:Manager Signature Signature ALLOY MOVE INC

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 Companyname:ShenzhenQilianElectronicsCo.,Ltd. Granteecode:2BWEP FRN:0038491890 FCCID:2BWEP-EXTREMEREALM ContactName:AbbyZHOU Address:Room2708,Building4,BihaijuntingCommunity,XixiangStreet,BaoanDistrict, ShenzhenChina TelephoneNo.:15817285228 Email:[email protected] i.ShenzhenQilianElectronicsCo.,Ltd.(“theapplicant”)certifiesthatthe equipmentforwhichauthorizationissoughtisnot“covered”equipment prohibitedfromreceivinganequipmentauthorizationpursuanttosection 2.903oftheFCCrules.Theapplicantmustsignthiscertification. ii.ShenzhenQilianElectronicsCo.,Ltd.(“theapplicant”)certifiesthat,asofthe dateofthefilingoftheapplication,theapplicant[isnot](asaspecifically namedentityoranyofitssubsidiariesoraffiliates)identifiedontheCovered Listasanentityproducing“covered”equipment.Theapplicantmustsign thiscertification. [ShenzhenQilianElectronicsCo.,Ltd.](“theapplicant”)certifiesthat,asofthedate ofthefilingofthe application,theapplicant[isnot]identifiedontheCoveredList asanentityproducing“covered” equipment. Date:2026.6.11 Applicant’sName:AbbyZHOU Title:Manager Signature 1 TheCommission’sCoveredListispublishedbythePublicSafetyandHomelandSecurityBureauandpostedonthe Commission’swebsite.ThisCoveredList,whichisperiodicallyupdated,identifiesparticularequipment,producedby particularentities,thatconstitutes“covered”equipment.https://www.fcc.gov/supplychain/coveredlist

ShenzhenQilianElectronicsCo.,Ltd. Code00018768Ed.2 Item1.Thedeviceisabletoinstallsoftware/programinstallation? ☐ Yes,gotoItem2. ☒ No.Inthiscase,therestoftheitemsdonotapply.ThedevicecannotsupportinstallationofKaspersky cybersecurityoranti-virussoftware. Item2.TechnicalRequirementsforKasperskyCybersecuritySoftware: #GeneralRequirements(ForallDevices)Yes/NoorN/AComments 1Internetconnectionforactivationandupdates(ForallOperating Systems) N/A #GeneralRequirements(ForWindowsDevices)Yes/NoorN/AComments Device Companyname Granteecode FCCID FRN Contactname Address Telephonenumber E-mail Chipset/moduleinformation OperatingSystem(ifapplicable) StorageCapacity(harddriveorother permanentmemorystorage,ifapplicable) Open Ear Headphones Shenzhen Qilian Electronics Co., Ltd. 2BWEP 2BWEP-EXTREMEREALM 0038491890 Abby ZHOU Room 2708, Building 4, Bihaijunting Community, Xixiang Street, Baoan District, Shenzhen China 15817285228 [email protected] AB5712C N/A N/A 2 1Storage:1500MBfreespaceontheharddriveN/A 2OperatingSystem: MicrosoftWindows8,8.1,10&11Home/Pro/Enterprise Microsoft 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/NoorN/AComments 1OperatingSystemmacOS®13–14N/A 2Memory(RAM)4GBN/A 3Storage:3455MBfreespaceontheharddriveN/A #GeneralRequirements(ForAndroidDevices)Yes/NoorN/AComments 1Storage:150MBfreespaceN/A 2OperatingSystem:Android™10–14N/A 3ScreenResolution:Minimumresolutionof320x480N/A #GeneralRequirements(foriOSdevices)Yes/NoorN/AComments 1Storage:150MBfreespaceN/A 2OperatingSystem:iOS®17N/A #GeneralRequirements(ForLinuxsystem)Yes/NoorN/AComments 1Harddrive:1GBoffreespaceN/A 3 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/Enterprise2.2orlater; ALTLinuxWorkstaton/WorkstationK/Server/Education8or later; ROSALinuxWorkstation/Server12orlater; REDOS7.3andlater; N/A Afterreviewedthetechnicalrequirements,isthedevicecapableofsupportingtheinstallationof Kasperskysoftware? ☐Yes,gotoItem3. ☒ No.Inthiscase,therestoftheitemsdonotapply.ThedevicecannotsupportinstallationofKaspersky software Item3.ConnectivityCapabilities: 4 #PhysicalInterfacePurposeJustification 1 1 #WirelessInterfacePurposeJustification 1 1 Afterthereviewofthisitems,thedevice: ☒Cannotsupportinstallationofanycybersecurityoranti-virussoftwareonthecoveredlist. ☐ Potentiallycanoperatewithanycybersecurityoranti-virussoftwareonthecoveredlist–additionalthird- partyproofisprovidedtodemonstratecompliancewithrequirementsasof2.911(d)5(i),(ii)–“Proofof CompliancewithCoveredListSoftwareRequirements”ofthisdocumentapplies Signature:Name:AbbyZHOU Date:2026.6.11 Oncethedocumentisfilledin,pleaseproceedtoprintaPDFofthisWord 1 Thejustificationfieldisusedtojustifywhythesoftwarecannotbereceivedthroughthatinterface.Checktheannexformore indications.

ShenzhenQilianElectronicsCo.,Ltd. ProductSimilarityDeclaration Productname:OpenEarHeadphones Modelname:ExtremeRealmUltra ExtremeRealm,ExtremeRealmPro TradeName:N/A FCCID:2BWEP-EXTREMEREALM We(ShenzhenQilianElectronicsCo.,Ltd.)hereby statethatallthemodelsareelectricalidenticalincludingthesame softwareparameterandhardwaredesign(i.e.,circuitdesign,PCB Layout,RFmodule/circuit,antennatype(s)andantennalocation, componentsonPCB,etc.,),samemechanicalstructureand design(includingproductenclosure,materials,etc.,),Theonly differenceisthemodelname. Signature: Name:AbbyZHOU Title:Manager Place:Room2708,Building4,BihaijuntingCommunity,XixiangStreet,BaoanDistrict, ShenzhenChina Date:Jun11,2026

TCB CALL página 1 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, File FCC ID: 2BWEP-EXTREMEREALM Please upload an exhibit that explains how does the TCB verify the new agent information: 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://apps.dos.ny.gov/publicInquiry/EntityDisplay In google: TCB CALL página 2 ► 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 ShenzhenQilianElectronicsCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2026.6.11 Subject:RequestforConfidentiality FCCID:2BWEP-EXTREMEREALM 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:AbbyZHOU Title:Manager

C5266091_X8_Ed.1 1/1 LetterofAuthorization ShenzhenQilianElectronicsCo.,Ltd. Company:ShenzhenQilianElectronicsCo.,Ltd. Address:Room2708,Building4,BihaijuntingCommunity,Xixiang Street,BaoanDistrict,ShenzhenChina ProductName:OpenEarHeadphones ModelNumber:ExtremeRealmUltra,ExtremeRealm,ExtremeRealm Pro FCCIdentifier:2BWEP-EXTREMEREALM 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:AbbyZHOUDate:2026.6.11 Title:Manager Signatureofapplicant:

EUTPHOTO(ExternalPhotos) TestModel:ExtremeRealmUltra ※※※※※ENDOFREPORT※※※※※

Labelandlabellocation FCCIDLABEL: High:1cm Wide:2cm LabelLocation: FCCID:2BWEP-EXTREMEREALM

EUTPHOTO(InternalPhotos) TestModel:ExtremeRealmUltra ANT ※※※※※ENDOFREPORT※※※※※

FCCID:2BWEP-EXTREMEREALM 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, ForBLE Mode FrequencyPower Tune-up power Maxtune-up power Maxtune-up power Min. Distance Calc. thresholds limit (MHz)(dBm)(dBm)(dBm)(mW)(mm) GFSK24400.227 0±1 11.2650.39373.0 Conclusion: 1.[(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]*[√f(GHz)]<3.0. 2.SARTestExclusionThresholdsis3.0forseparationdistance5mm.Therefore,SAR testisnotrequired.

ReportNo.:ZKT-2605200793E Page1of40 FCCTESTREPORT FCCID:2BWEP-EXTREMEREALM ReportNumber.....................................: ZKT-2605200793E DateofTest ....................................................... :May20,2026toMay28,2026 Dateofissue.........................................:May28,2026 Totalnumberofpages .......................... 40 TestResult .......................................... : PASS TestingLaboratory............................: ShenzhenZKTTechnologyCo.,Ltd. Address ............................................... : 1/F,No.101,BuildingB,No.6,TangweiCommunityIndustrialAvenue, FuhaiStreet,Bao'anDistrict,Shenzhen,China Applicant'sname ............................. :ShenzhenQilianElectronicsCo.,Ltd. Address ............................................... : Room2708,Building4,BihaijuntingCommunity,XixiangStreet,Baoan District,Shenzhen,China Manufacturer'sname ...................... :ShenzhenQilianElectronicsCo.,Ltd. Address ............................................... : Room2708,Building4,BihaijuntingCommunity,XixiangStreet,Baoan District,Shenzhen,China Testspecification: Standard ................................................ : FCCCFRTitle47Part15SubpartCSection15.247 ANSIC63.10-2020+Cor1-2023 Testprocedure.....................................: / Non-standardtestmethod................:N/A TestReportFormNo. ....................... : TRF-EL-111_V0 TestReportForm(s)Originator ..... : ZKTTesting MasterTRF........................................: Dated:2020-01-06 ThisdevicedescribedabovehasbeentestedbyZKT,andthetestresultsshowthattheequipmentundertest (EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsampleidentifiedin thereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofZKT,thisdocumentmaybe alteredorrevisedbyZKT,personalonly,andshallbenotedintherevisionofthedocument. Productname.....................................:OpenEarHeadphones Trademark...........................................:N/A Model/Typereference.........................:ExtremeRealmUltra ExtremeRealm,ExtremeRealmPro Ratings..................................................: Input:DC5V150mA Battery:DC3.7V200mAh0.74Wh ReportNo.:ZKT-2605200793E Page2of40 Testingprocedureandtestinglocation: TestingLaboratory.......................................: ShenzhenZKTTechnologyCo.,Ltd. Address............................................................:1/F,No.101,BuildingB,No.6,TangweiCommunity IndustrialAvenue,FuhaiStreet,Bao'anDistrict, Shenzhen,China JimLiu Testedby(name+signature).......................: JacksonFang Reviewer(name+signature).......................: LakeXie Approved(name+signature) ....................... : ReportNo.:ZKT-2605200793E Page3of40 TableofContentsPage 1.VERSION.......................................................................................................................5 2.SUMMARYOFTESTRESULTS...................................................................................6 2.1TESTFACILITY..........................................................................................................................7 2.2MEASUREMENTUNCERTAINTY.............................................................................................7 3.GENERALINFORMATION...........................................................................................8 3.1GENERALDESCRIPTIONOFEUT...........................................................................................8 3.2DESCRIPTIONOFTESTMODES.............................................................................................9 3.3BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED.....................10 3.4DESCRIPTIONOFSUPPORTUNITS(CONDUCTEDMODE)...............................................10 3.5EQUIPMENTSLISTFORALLTESTITEMS...........................................................................11 4.EMCEMISSIONTEST................................................................................................13 4.1CONDUCTEDEMISSIONMEASUREMENT...........................................................................13 4.1.1POWERLINECONDUCTEDEMISSIONLimits................................................................13 4.1.2TESTPROCEDURE............................................................................................................13 4.1.3DEVIATIONFROMTESTSTANDARD...............................................................................13 4.1.4TESTSETUP.......................................................................................................................14 4.1.5EUTOPERATINGCONDITIONS........................................................................................14 TESTRESULT..............................................................................................................................15 4.2.1RADIATEDEMISSIONLIMITS...........................................................................................17 4.2.2TESTPROCEDURE............................................................................................................17 4.2.3DEVIATIONFROMTESTSTANDARD...............................................................................18 4.2.4TESTSETUP.......................................................................................................................18 4.2.5EUTOPERATINGCONDITIONS........................................................................................19 5.RADIATEDBANDEMISSIONMEASUREMENT........................................................24 5.1TESTREQUIREMENT:..........................................................................................................24 5.2TESTPROCEDURE...............................................................................................................24 5.3DEVIATIONFROMTESTSTANDARD..................................................................................24 5.4TESTSETUP.......................................................................…

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深圳市恒信达通信科技有限公司 Shenzhen Hengxinda Technology Co., Ltd. SPECIFICATION Ceramic Antenna 2012 Size 2400-2500 MHz HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD P/N: HXD-BT10S 深圳市恒信达通信科技有限公司 Shenzhen Hengxinda Technology Co., Ltd. 1. Frequency 2400-2500 MHz 2. Applications For Miniaturized Bluetooth System 3. Dimensions (Unit : mm) 1). Over View : 2). PCB Layout (Unit : mm) : HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD 5.Electrical Characteristics 深圳市恒信达通信科技有限公司 Shenzhen Hengxinda Technology Co., Ltd. 4.Evaluation Board Size and Matching Circuits Part Number Central Frequenc HXD-BT10S y2450 MHz Bandwidth100(typ.) MHz V.S.W.R≤2.0 Peak Gain3.12 dBi Impedance50 Ohm PolarizationLinear Azimuth BeamwidthOmni-directional HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD 深圳市恒信达通信科技有限公司 Shenzhen Hengxinda Technology Co., Ltd. 7.Radiation Pattern & Efficiency 6.Return Loss (S11) Frequency (MHz)240024502500 Efficiency (dB)-2.22-1.87-2.08 Efficiency (%)606562 Gain (dBi)2.753.12 HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD 3.01 深圳市恒信达通信科技有限公司 Shenzhen Hengxinda Technology Co., Ltd. 8.Reflow Soldering Standard Condition 9. Packaging and Dimensions Plastic Tape HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD 深圳市恒信达通信科技有限公司 Shenzhen Hengxinda Technology Co., Ltd. Remarks for Package Reserve a length of 150~200mm for the trailer of the carrier and 250~300 mm for the leader of the carr er and further 250mm of cover tape at the leading part of the carrier. Reel (4000 pcs/Reel) Storage Period Oxidizable Material, 12 months in vacuum sealed bag, please repack within 168 hours by re-seal the package treatment after using. Storage Temperature Range : <30 degree C, Humidity : <60%RH HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD 深圳市恒信达通信科技有限公司 Shenzhen Hengxinda Technology Co., Ltd. 10.Dependability Test Test itemTest condition / Test methodSpecification Solderability IEC 60068-2-58 GB/T2423.28 *Solder bath temperature：240±5°C *Immersion time：2±0.5 sec Solder：Sn96.5Ag3.0Gu0.5 for lead-free. At least 95% of a surface of each terminal electrode must be covered by fresh solder. Leaching (Resistance *Solder bath temperature：260±5°C *Leaching immersion time：10±1 sec Solder : Sn96.5 Ag3.0 Gu0.5 for lead-fr ee. Loss of metallization on the edges of to dissolution ofeach electrode shall not exceed 25%. metallization) JIS C5101 Resistance to *Preheating temperature：120~150°C, 1 minute. *Solder temperature：260±5°C *Immersion time：10±1 sec Solder： Sn96.5Ag3.0Gu0.5 for lead-free Measurement to be made after keeping at room temperature for 24±2 hrs. No mechanical damage. soldering heatElectrical specification shal l satisfy IEC 60068-2-58the descriptions in electrical GB/T2423.28characteristics at the room temperature. Loss of metallization on the edges of each electrode shall not exceed 25%. Drop Test IEC 60068-2-32 GB/T2423.8 Customer’s specification. *Height：50 cm *Test Surface: Rigid surface of concrete or steel. *Times：6 surfaces for each units；2 times for each side. No mechanical damage. Electrical specification shall satisfy the descriptions in electrical characteristics at the room temperature. Vibration IEC 60068-2-6 GB/T 2423.10 *Frequency：10Hz~55Hz~10Hz(1min) *Total amplitude：1.5mm *Test times：6hrs.(Two hrs each in three mutually perpendicular directions) No mechanical damage. Electrical specification shall satisfy the descriptions in electrical characteristics at the room temperature. Adhesive Streng th of *Pressurizing force： 5 N(≦0603)；10N(>0603) *Test time:10±1 sec No remarkable damage or removal of the Terminationtermination. IEC60068-2-21 GB/T 2423.6 HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD HXD 深圳市恒信达通信科技有限公司 Shenzhen Hengxinda Technology Co., Ltd. Bending test IEC 60068-2-21 GB/T 2423.29 The middle part of substrate shall be pressurized by means of the pressurizing rod at a rate of about 1 mm/s per second until the deflection becomes 2mm and then pressure shall be maintained for 10±1 sec. Measurement to be made after keeping at room temperature for 24±2 hours. No mechanical damage. Electrical specification shall satisfy the descriptions i n electrical characteristics at the room temperature. Temperature cycle IEC60068-2-14 GB/T 2423.22 30 minutes at-40°C±2°C. 10~15 minutes at room temperature. 30minutes at +85°C±2°C. 10~15 minutes at room temperature. Total 100 continuous cycles Measurement to be made after keeping at room temperature for 24±2 hrs. No mechanical damage. Electrical specification shall satisfy the descriptions in elect rical characteristics at the room temperature. High temperature IEC 60068-2-2 GB/T2423.2 *Temperature：85±2°C. *Test duration：500+24/-0 hours. Measurement to be made after keeping at room temperature for 24±2 hrs. No mechanical damage. Electrical specification shall satisfy the descriptions in electrical characteristics. Humidity (steady conditions) IEC60068-2-3 GB/T 2423.3 …

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