2BTRW-AK39Bluetooth Anti-Loss Tracker

70 Power on: Press the locator bu�on once, and when the locator emits a "beep beep beep" sound, Indicates that the locator has successfully powered on and entered pairing mode. Power on: Press the locator bu�on once, and when the locator emits a "beep beep beep" sound, Indicates that the locator has successfully powered on and entered pairing mode. 4. Restore factory se�ngs: -Click the bu�on 5 �mes in a row, do not release it on the 5th press, hold down the bu�on con�nuously At least 3 seconds, the buzzer will emit a "beep beep beep beep beep" sound. A�er confirming the sound effects Release the bu�on (the above opera�on should be completed within 5 seconds). -When restoring the locator to factory se�ngs, remember to do so on the Apple Find app Remove item "opera�on. Only locators that have been restored to factory se�ngs a�er removing the item Can bind to your own or someone else's Apple device again. A�er receiving the device, double-click the bu�on and hear a beep. The device will emit a prompt sound, indica�ng that the device has been started. If there is no response, you can try replacing the device ba�ery or contac�ng our a�er-sales service for assistance. Bluetooth Anti-Loss Tracker AK39 Manual Federal Communications Commission Notice 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.

HuizhouAikaTechnologyCo.,Ltd CoveredEquipmentCertificationAttestationLetter DATE: Dec.22,2025 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA ATTN.:ReviewingEngineer FCCID:2BTRW-AK39 (“HuizhouAikaTechnologyCo.,Ltd)certifiesthattheequipmentforwhichauthorization issoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. (“HuizhouAikaTechnologyCo.,Ltd”)certifiesthat,asofthedateofthefilingofthe application,theapplicantisnotidentifiedontheCoveredList(asaspecificallynamed entityoranyofitssubsidiariesoraffiliates)asanentityproducing“covered”equipment. (“HuizhouAikaTechnologyCo.,Ltd”)certifiesthattheequipmentforwhich authorizationissoughtdoesnotincludecybersecurityoranti-virussoftwareproducedor providedbyKasperskyLab,Inc.oranyofitssuccessorsandassignees,including equipmentwithintegratedKasperskyLab,Inc.(oranyofitssuccessorsandassignees) cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446D01 CoveredEquipmentGuidancesectionB(2a). Signed: Printedname:SinanLuo Title:Manager CompanyName:HuizhouAikaTechnologyCo.,Ltd Date:Dec.22,2025

* the applicant must designate a contact located in the United States for purposes of acting as the applicant’s agent for service of process, regardless of whether the applicant is a domestic or foreign entity. An applicant located in the United States may designate itself as the agent for service of process. SC5122705 U.S. Agent Designation for Service of Process - Certification Attestation Letter 12/22/2025 TO: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTN.: Reviewing Engineer FCC ID: 2BTRW-AK39 FRN of applicant: 0037767183 Per section 2.911(d)(7) of the FCC rules, Huizhou Aika Technology Co., Ltd FRN:0037767183(“the applicant”) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process: Company Name: Global Product Services and Consultation LLC FCC Registration Number (FRN): 0033406703 Physical U.S. Company Address: 328 W Palm Ave. Monrovia, CA91016 Contact Person: Michael Chan Tel: +1 626 366 4358 Agent Email Address: [email protected] The above contact person accepts the obligation for service of process. The applicant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Applicant Signed:Agent Signed (if different from Applicant): Signed:Signed: Printed name: Sinan Luo Title: Manager Company Name: Huizhou Aika Technology Co., Ltd Date: 12/22/2025 Printed name: Michael Chan Title: Technical Director Company Name: Global Product Services and Consultation LLC Date: 12/22/2025

DATE:December22,2025 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 AuthoritytoActasAgent Onourbehalf,IappointShenzhenDLTestingTechnologyCo.,Ltd. (101-201,ComprehensiveBuilding,TongzhouElectronicsLonggangFactoryArea,No.1 BaolongFifthRoad,BaolongCommunity,BaolongStreet,LonggangDistrict,Shenzhen, China)toactasouragentinthepreparationofthisapplicationforequipmentcertification.I certifythatsubmitteddocumentsproperlydescribethedeviceorsystemforwhichequipment certificationissought.Ialsocertifythateachunitmanufactured,importedormarketed,as definedintheFederalCommunicationsCommission’sregulationswillhaveaffixedtoita labelidenticaltothatsubmittedforapprovalwiththisapplication. Forinstanceswhereourauthorizedagentsignstheapplicationforcertificationonour behalf,Iacknowledgethatallresponsibilityforcomplyingwiththetermsandconditionsfor certification,stillresideswithHuizhouAikaTechnologyCo.,Ltd(7thFloor,TaifuOffice Building,DayawanWestDistrict,HuiyangDistrict,Huizhou,China) <Signature> Name:SinanLuo Title:Manager ApplicantCompany:HuizhouAikaTechnologyCo.,Ltd

DATE: December22,2025 FederalCommunicationsCommission Authorization&EvaluationDivision 7345OaklandMillsRoad Columbia,Maryland21046 RE:LETTEROFAGENTAUTHORIZATION ToWhomItMayConcern: We,theundersigned,herebyauthorizeComplianceTesting,LLCtoactonourbehalfinallmatters relatingtoapplicationforequipmentauthorization,includingthesigningofalldocumentsrelatingto thesematters. Wealsoherebycertifythatnopartytotheapplicationauthorizedhereunderissubjecttothedenialof benefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuseActof1988,21 U.S.C.853(a). Sincerely, <Signature> Name:SinanLuo Title:Manager ApplicantCompany:HuizhouAikaTechnologyCo.,Ltd

DATE: December22,2025 EquipmentAutorisationDivision FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 FCCID:2BTRW-AK39 ProductName:BluetoothAnti-LossTracker RequestforConfidentiality PursuanttoSections0.457and0.459ofthecommission’srules,weherebyrequestthat thefollowingdocumentsbeheldconfidential: (Listherethedocumentsforwhichyouareseekingconfidentiality–forexample...)  Schematics  Blockdiagram  Operationdescription Thesematerialscontaintradesecretsandproprietaryinformationandarenot customarilyreleasedtothepublic.Thepublicdisclosureofthisinformationmightbe harmfultothecompanyandprovideunjustifiedbenefitstoourcompetitors. <Signature> Name:SinanLuo Title:Manager ApplicantCompany:HuizhouAikaTechnologyCo.,Ltd

HuizhouAikaTechnologyCo.,Ltd ModelDifference FCCID:2BTRW-AK39 Model:AK39,AK39A,AK39B,AK39C,AK39D,AK39E(Allthesameexcept themodelnumberandthecolour.) Sincerely, <Signature> Date:December22,2025 Name:SinanLuo Title:Manager ApplicantCompany:HuizhouAikaTechnologyCo.,Ltd

FCCID:2BTRW-AK39ExternalPhoto

LabelLocation FCCID:2BTRW-AK39

FCCID:2BTRW-AK39InternalPhoto Antenna

FCCID:2BTRW-AK39 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, SoaSARtestisnotrequired ModeFreque ncy (MHz) Max Power (dBm) Target power W/ tolerance (dBm) Maxtune uppower tolerance (dBm) Max Power (mW) Min. Distanc e (mm) Calc. threshol ds limit GFSK 24021.112±131.99535.000.61853.0 24401.432±131.99535.000.62333.0 24802.06 2 ± 1 31.99535.000.62843.0

Page1of16 FCCPart15CTestReport FCCID:2BTRW-AK39 Applicant:HuizhouAikaTechnologyCo.,Ltd Address:7thFloor,TaifuOfficeBuilding,DayawanWestDistrict,HuiyangDistrict,Huizhou,China Manufacturer:HuizhouAikaTechnologyCo.,Ltd Address:7thFloor,TaifuOfficeBuilding,DayawanWestDistrict,HuiyangDistrict,Huizhou,China EUT:BluetoothAnti-LossTracker TradeMark:N/A ModelNumber:AK39,AK39A,AK39B,AK39C,AK39D,AK39E DateofReceipt:Dec.08,2025 TestDate:Dec.08,2025-Dec.20,2025 DateofReport:Dec.20,2025 PreparedBy:ShenzhenDLTestingTechnologyCo.,Ltd. Address: 101-201,BuildingC,Shuanghuan,No.8,BaoqingRoad,BaolongIndustrialZone, BaolongStreet,LonggangDistrict,Shenzhen,Guangdong,China Applicable Standards: FCCPART15C15.247 ANSIC63.10:2020 TestResult:Pass ReportNumber:DLE-251215007R Prepared(TestEngineer):PxingHuang Reviewer(Supervisor):JackBu Approved(Manager):JadeYang Thistestreportisbasedonasingleevaluationofonesampleofabovementionedproducts.Itisnotpermittedto beduplicatedinextractswithoutwrittenapprovalofShenzhenDLTestingTechnologyCo.,Ltd. Page2of16 AppendixA:DTSBandwidth TestResult TestModeAntennaChannel DTSBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_2MAnt1 24021.1682401.4042402.5720.5PASS 24401.1682439.4082440.5760.5PASS 24801.1642479.4082480.5720.5PASS TestGraphs BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 BLE_2M_Ant1_2480 Page3of16 Page4of16 AppendixB:OccupiedChannelBandwidth TestResult TestModeAntennaChannel OCB[MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_2MAnt1 24022.06932400.96832403.0376------ 24402.05252438.98652441.0390------ 24802.04172478.97792481.0196------ TestGraphs BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 BLE_2M_Ant1_2480 Page5of16 Page6of16 AppendixC:Maximumconductedoutputpower TestResultPeak TestModeAntennaChannel ConductedPeak Power[dBm] Conducted Limit[dBm] Verdict BLE_2MAnt1 24021.11≤30PASS 24401.43≤30PASS 24802.06≤30PASS TestGraphsPeak BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 BLE_2M_Ant1_2480 Page7of16 Page8of16 AppendixD:Maximumpowerspectraldensity TestResult TestModeAntennaChannelResult[dBm/3kHz]Limit[dBm/3kHz]Verdict BLE_2MAnt1 2402-16.31≤8.00PASS 2440-15.91≤8.00PASS 2480-17.05≤8.00PASS TestGraphs BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 BLE_2M_Ant1_2480 Page9of16 Page10of16 AppendixE:Bandedgemeasurements TestResult TestModeAntennaChNameChannelRefLevel[dBm]Result[dBm]Limit[dBm]Verdict BLE_2MAnt1 Low2402-0.16-35.12≤-20.16PASS High2480-0.60-47.69≤-20.6PASS TestGraphs BLE_2M_Ant1_Low_2402 BLE_2M_Ant1_High_2480 Page11of16 AppendixF:ConductedSpuriousEmission TestResult TestModeAntennaChannel FreqRange [MHz] RefLevel [dBm] Result[dBm]Limit[dBm]Verdict BLE_2MAnt1 2402 Reference-3.18-3.18---PASS 30~1000-3.18-58.92≤-23.18PASS 1000~26500-3.18-32.1≤-23.18PASS 2440 Reference-2.52-2.52---PASS 30~1000-2.52-59.68≤-22.52PASS 1000~26500-2.52-32.16≤-22.52PASS 2480 Reference-1.45-1.45---PASS 30~1000-1.45-59.2≤-21.45PASS 1000~26500-1.45-33.84≤-21.45PASS TestGraphs BLE_2M_Ant1_2402_0~Reference BLE_2M_Ant1_2402_30~1000 Page12of16 BLE_2M_Ant1_2402_1000~26500 BLE_2M_Ant1_2440_0~Reference Page13of16 BLE_2M_Ant1_2440_30~1000 BLE_2M_Ant1_2440_1000~26500 BLE_2M_Ant1_2480_0~Reference Page14of16 BLE_2M_Ant1_2480_30~1000 BLE_2M_Ant1_2480_1000~26500 Page15of16 AppendixG:DutyCycle TestResult TestModeAntennaChannel ONTime [ms] Period [ms] Dutycycle (%) Dutyfactor (dB) BLE_2MAnt1 24021.081.2586.400.63 24401.081.2586.400.63 24801.081.2586.400.63 TestGraphs BLE_2M_Ant1_2402 BLE_2M_Ant1_2440 BLE_2M_Ant1_2480 Page16of16

ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-251215007R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 1 of 25 FCCPart15CTestReport FCCID:2BTRW-AK39 Applicant:HuizhouAikaTechnologyCo.,Ltd Address:7thFloor,TaifuOfficeBuilding,DayawanWestDistrict,HuiyangDistrict,Huizhou,China Manufacturer:HuizhouAikaTechnologyCo.,Ltd Address:7thFloor,TaifuOfficeBuilding,DayawanWestDistrict,HuiyangDistrict,Huizhou,China EUT:BluetoothAnti-LossTracker TradeMark:N/A ModelNumber:AK39,AK39A,AK39B,AK39C,AK39D,AK39E DateofReceipt:Dec.08,2025 TestDate:Dec.08,2025-Dec.20,2025 DateofReport:Dec.20,2025 PreparedBy:ShenzhenDLTestingTechnologyCo.,Ltd. Address: 101-201,BuildingC,Shuanghuan,No.8,BaoqingRoad,BaolongIndustrialZone, BaolongStreet,LonggangDistrict,Shenzhen,Guangdong,China Applicable Standards: FCCPART15C15.247 ANSIC63.10:2020 TestResult:Pass ReportNumber:DLE-251215007R Prepared(TestEngineer):PxingHuang Reviewer(Supervisor):JackBu Approved(Manager):JadeYang Thistestreportisbasedonasingleevaluationofonesampleofabovementionedproducts.Itisnotpermittedto beduplicatedinextractswithoutwrittenapprovalofShenzhenDLTestingTechnologyCo.,Ltd. ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-251215007R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 2 of 25 TableofContentsPage 1.1MEASUREMENTUNCERTAINTY..................................................................................4 1.2TESTFACILTY.................................................................................................................4 2.GENERALINFORMATION........................................................................................5 2.1GENERALDESCRIPTIONOFEUT................................................................................5 2.2DESCRIPTIONOFTESTMODES..................................................................................6 2.3BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED............6 2.4DESCRIPTIONOFSUPPORTUNITS(CONDUCTEDMODE)........................................6 2.5EQUIPMENTSLISTFORALLTESTITEMS.................................................................7 3.EMCEMISSIONTEST...............................................................................................8 3.1CONDUCTEDEMISSIONMEASUREMENT..................................................................8 3.2POWERLINECONDUCTEDEMISSIONLimits......................................................8 3.3TESTPROCEDURE....................................................................................................8 3.4DEVIATIONFROMTESTSTANDARD.....................................................................8 3.5TESTSETUP..............................................................................................................9 3.6EUTOPERATINGCONDITIONS...............................................................................9 3.7TESTRESULTS.........................................................................................................9 4.RADIATEDEMISSIONMEASUREMENT.......................................................................10 4.1RADIATEDEMISSIONLIMITS................................................................................10 4.2TESTPROCEDURE.................................................................................................11 4.3DEVIATIONFROMTESTSTANDARD...................................................................11 4.4TESTSETUP............................................................................................................11 4.5EUTOPERATINGCONDITIONS............................................................................12 4.6TESTRESULTS.........................................................................................................12 5.RADIATEDBANDEMISSIONMEASUREMENT.............................................................16 5.1TESTREQUIREMENT:..............................................................................................16 5.2TESTPROCEDURE..................................................................................................16 5.3DEVIATIONFROMTESTSTANDARD.....................................................................16 5.4TESTSETUP..............................................................................................................17 5.5EUTOPERATINGCONDITIONS..............................................................................17 5.6TESTRESULT...........................................................................................................18 6.PEAKOUTPUTPOWER...................................................................................................19 6.1APPLIEDPROCEDURES/LIMIT.................................................................................19 6.2TESTPROCEDURE.................................................................................................19 6.3DEVIATIONFROMSTANDARD..............................................................................19 6.4TESTSETUP............................................................................................................19 6.5EUTOPERATIONCONDITIONS............................................................................19 6.6TESTRESULTS.......................................................................................................19 ShenzhenDLTestingTechnologyCo.,Ltd.ReportNo.:DLE-251215007R TestReportTel:400-688-3552Web:www.dl-cert.comEmail:[email protected] 3 of 25 TableofContentsPage 7.POWERSPECTRALDENSITYTEST.....................................................................20 7.1APPLIEDPROCEDURES/LIMIT.................................................................................20 7.2TESTPROCEDURE..................................................................................................20 7.3DEVIATIONFROMSTANDARD..............................................................................20 7.4TESTSETUP..................................…

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0.7cm ProductSpecificatio Huizhou Aika Technology Co., Ltd 7th Floor, Taifu Office Building, Dayawan West District, Huiyang District, Huizhou, Chinaroval n TestEquipment&Conditions 1．NetworkAnalyzers: Agilent8753D5071B 2．CommunicationsTestSet: AgilentE5515C 3．3DChamberTestSyste A.ElectricalCharacteristics Frequency2400MHz~2500MHz VSWR<3.0 Efficiency>30% Impedance50Ohm PolarizationLine Gain0 DBi Max B.Material&MechanicalCharacteristics MaterialofRadiatorCu CableType1.019PWhite ConnectorType:NO Dimension C.Environmental OperationTemperature-30°C~+80°C StorageTemperature-30°C~+85°C m 3cmP Effiency&Gain Effiency&Gain 2.40-0.00 2.440-0.11 2.48-0.13 RadiationPattern:

FCCID:2BTRW-AK39TestPhoto