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2BP56-CILP554Wireless Earphones

Dongguan Three Fireflies Trading Co., Ltd.
Wireless Earphones - FCC ID 2BP56-CILP554 - Dongguan Three Fireflies Trading Co., Ltd.
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Application Details

Equipment Class
DSS - Part 15 Spread Spectrum Transmitter
Date of Grant
Sep 10, 2026
Application Purpose
Original Equipment
Equipment Note
Wireless Earphones
Frequency Range
2402.00000000 - 2480.00000000
Company
Dongguan Three Fireflies Trading Co., Ltd.
Country
China

Documents & Files

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Users Manual

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Attestation Statements

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Cover Letter(s)

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External Photos

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ID Label/Location Info

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Internal Photos

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RF Exposure Info

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Test Report

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Test Setup Photos

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

*RF warning for Portable device: The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition wthout restriction.

Attestation Statements

DongguanThreeFirefiesTradingCo.,Ltd. CoveredEquipmentCertificationAttestationLetter 8/28/2026 NemkoNorthAmerica,Inc. 303RiverRoad Ottawa K1V1H2 Canada ATTN.:ReviewingEngineer FCCID:2BP56-CILP554 DongguanThreeFirefiesTradingCo.,Ltd.(“theapplicant”)certifiesthattheequipment forwhichauthorizationissoughtisnot“covered”equipmentprohibitedfromreceivingan equipmentauthorizationpursuanttosection2.903oftheFCCrules. Note:Iftheequipmentforwhichtheapplicantseeksauthorizationisproducedby anyoftheentitiesidentifiedonthecurrentCoveredList,theapplicantshould includeanexplanationonwhytheequipmentisnot“covered”equipment. DongguanThreeFirefiesTradingCo.,Ltd.(“theapplicant”)certifiesthat,asofthedate ofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredListasan entityproducing“covered”equipment. DongguanThreeFirefiesTradingCo.,Ltd.(“theapplicant”)certifiesthattheequipment forwhichauthorizationissoughtdoesnotincludecybersecurityoranti-virussoftware producedorprovidedbyKasperskyLab,Inc.oranyofitssuccessorsandassignees, includingequipmentwithintegratedKasperskyLab,Inc.(oranyofitssuccessorsand assignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). Signed: Printedname:XuZhou Title:GeneralManager CompanyName:DongguanThreeFirefiesTradingCo.,Ltd. Date:8/28/2026

Cover Letter(s)

DongguanThreeFirefliesTradingCo.,Ltd. CertificationAttestationLetter 8/28/2026 NemkoCanadaInc 303RiverRoad Ottawa K1V1H2 Canada ATTN.:ReviewingEngineer FCCID:2BP56-CILP554 Models:CILP554,CILP552 WeherebyrequestCertificationfortheabovemodelstheleft andrightheadphoneshavethesameRFChip,antenna,crystal, PCBlayoutsamepowerlevel,notsoldseparately,applyforthe sameFCCID. Signed: Printedname:XuZhou Title:GeneralManager Date:8/28/2026

Cover Letter(s)

DongguanThreeFirefiesTradingCo.,Ltd. ProductSimilarityDeclaration Productname:WirelessEarphones Modelname:CILP554,CILP552 FCCID:2BP56-CILP554 We(DongguanThreeFirefiesTradingCo.,Ltd.)herebystatethatallthe modelsareelectricalidenticalincludingthesamesoftwareparameterand hardwaredesign(i.e.,circuitdesign,PCBLayout,RFmodule/circuit,antenna type(s)andantennalocation,componentsonPCB,etc.,),samemechanical structureanddesign(includingproductenclosure,materials,etc.,),Onlythe appearancecolordifference,metallicpaint-free. Thedifferencecomparisonchartisasfollows: SerialNumberModelnamePhotos 1 CILP554 2 CILP552 Signature: Printedname:XuZhou Title:GeneralManager

Cover Letter(s)

DongguanThreeFirefiesTradingCo.,Ltd. 8/28/2026 NemkoNorthAmerica,Inc. 303RiverRoad Ottawa,Ontario,Canada K1V1H2 REQUESTFORCONFIDENTIALITY-FCC FCCID:2BP56-CILP554 PursuanttoSections0.457(d)(1)(ii)and0.459oftheCommission’sRulesandFCCGuidance document726920,weherebyrequestconfidentialtreatmentofinformationaccompanyingthis applicationasoutlinedbelow: PERMANENTLONG-TERMCONFIDENTIALITY: Schematics BlockDiagrams TheoryofOperation Theaboveinformationcontainstradesecretsandproprietaryinformationnotcustomarilyreleasedto thepublic.Thepublicdisclosureofthisinformationmightbeharmfultotheapplicantandprovide unjustifiedbenefitstoitscompetitors.TheApplicantunderstandsthatpursuanttoRule 0.457(d)(1)(ii),disclosureofthisApplicationandallaccompanyingmaterialswillnotbemadebefore thedateoftheGrantforthisApplication. Sincerely, Signed: Printedname:XuZhou Title:GeneralManager

External Photos

FCCID:2BP56-CILP554 FCCID:2BP56-CILP554 FCCID:2BP56-CILP554 FCCID:2BP56-CILP554 FCCID:2BP56-CILP554 FCCID:2BP56-CILP554 FCCID:2BP56-CILP554 FCCID:2BP56-CILP554

ID Label/Location Info

LabelandLabelLocation FCCID:2BP56-CILP554

Internal Photos

FCCID:2BP56-CILP554 ChargingCase FCCID:2BP56-CILP554 FCCID:2BP56-CILP554 L: FCCID:2BP56-CILP554 FCCID:2BP56-CILP554 R: FCCID:2BP56-CILP554

RF Exposure Info

Page1of2 RFEXPOSUREEVALUATION FCCID:2BP56-CILP554 ProductName:WirelessEarphones ModelName:CILP554 AdditionalModels:CILP552 ModelsDifference:Onlytheappearancecolordifference. Specification:BDR+EDR OperationFrequency:2402-2480MHz NumberofChannel:79channelsforBDR+EDR TypeofModulation:GFSK,Π/4-DQPSK,8DPSKForDSS Antennainstallation:Ceramicantenna AntennaGain:2.78dBi Powersupply: Input:DC5V1A EarphonescompartmentBattery: RatedVoltage:3.7V RatedCapacity:300mAh EarphonesBattery: RatedVoltage:3.7V RatedCapacity:50mAh HardwareVersion:N/A SoftwareVersion:N/A Page2of2 StandardRequirement Accordingto§15.247(i)and§1.1307b(1),systemsoperatingundertheprovisionsofthis sectionshallbeoperatedinamannerthatensuresthatthepublicisnotexposedtoradio frequencyenergylevelsinexcessoftheCommission’sguidelines.SeeKDB447498D01 GeneralRFExposureGuidancev06,section4.3.1. The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattestseparation distances≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]*[√f(GHz)]≤3.0for1-gSARand≤7.5for10-gSARextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison. Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤ 50mmandfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmisappliedtodetermineSARtestexclusion. RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,usingmeasurements orcomputersimulation.WhenroutineSARevaluationisnotrequired,portabletransmitters withoutputpowergreaterthantheapplicablelowthresholdrequireSARevaluationtoquality forTCBapproval. Channel (MHz) Maximum output power (dBm) Ant Gain (dBi) Maximum EIRP (dBm) Tuneup tolerance (dBm) Max TuneUp Power (mW) Distance (mm) Calculation results Limit Operating Mode 24804.352.787.13 7.13±1 6.50129752.04765133DH5 AccordingtoKDB447498,ThedeviceonlysupportBTfunction,andnosimultaneousSAR measurementisrequired. Signature SimonPu Manager Date:2026-08-13

Test Report

PengBanXingYeShenZhenTechnologyCo.,Ltd Address:Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 1 SPECIFICATIONS CUSTOMER: DESCRIPTION: GeomagneticAntenna CUSTOMERPARTNO: OURMODELNO: PBX1608MA06 DATE: PLEASERETURNTOUSONECOPYOF“SPECIFICATIONFORAPPROVAL” WITHYOURAPPROVEDSIGNATURES ApprovedLiuFeiAuditLiuFeiMakingLiuXiaoMei CustomerAcknowledgesSignature Date PengBanXingYeShenZhenTechnologyCo.,Ltd Address:Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 2 PBX1608MA06Specification OperatingTemp.:-40°C~+85°C 1.FEATURES: ●Lightweight,compact ●Widebandwidth,lowcost ●Built-inantennawithhighgain 2.APPLICATIONS: ●Bluetooth,WirelessLAN,MobileTV ●HomeRFSystem,etc 3.PRODUCTIDENTIFICATION (1)(2)(3) (1)Producttype:MultilayerchipAntenna (2)CenterFrequency:2450MHz (3)ExternalDimensions(L×W)(mm):1.6*0.8 4.SHAPEANDDIMENSIONS: LWHA 1.60 ± 0.200.80 ± 0.20 0.80±0.200.30±0.10 CH IP45 016 2 08 PengBanXingYeShenZhenTechnologyCo.,Ltd Address:Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 7 ElectricalCharacteristics CharacteristicCurves PengBanXingYeShenZhenTechnologyCo.,Ltd Address:Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 8 RadiationPattern PengBanXingYeShenZhenTechnologyCo.,Ltd Address:Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 9 3DRadiationPattern 2DGainPattern(2400MHz-2500MHz) PengBanXingYeShenZhenTechnologyCo.,Ltd Address:Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 10 RadiationPattern TheGainpatternismeasuredinFAR-fieldchamber.DUTisplacedonthetableofrotator,a standardhornantennaandVectorNetworkAnalyzerisusedtocollectdata. PengBanXingYeShenZhenTechnologyCo.,Ltd Address:Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 11 EnvironmentalCharacteristics (1)ReliabilityTest (2)StorageCondition (a)Atwarehouse: Thetemperatureshouldbewithin0~30°Candhumidityshouldbelessthan60%RH. Theproductshouldbeusedwithin1yearfromthetimeofdelivery. (b)Onboard: Thetemperatureshouldbewithin-40~85°Candhumidityshouldbelessthan85%RH. (3)OperatingTemperatureRange Operatingtemperaturerange:-40°Cto+105°C. PengBanXingYeShenZhenTechnologyCo.,Ltd Address:Room608,Building4,1970ScienceandTechnologyTown,MinzhiStreet,LonghuaDistrict,Shenzhen. UNLESSOTHERSPECIFIEDTOLERANCESON: X=±X.X=±X.XX= ANGLES= ± HOLEDIA= ± PengBanXingYeShenZhenTechnologyCo.,Ltd SCALE:N/AUNIT:mm THESEDRAWINGSANDSPECIFICATIONSARETHEPROPERTYOFPBXY TECHNOLOGYLimitedANDSHALLNOTBEREPRODUCEDORUSEDAS THEBASISFORTHEMANUFACTUREORSALEOFAPPARATUSOR DEVICESWITHOUTPERMISSION DRAWNBY:SeraCHECKEDBY:XD DESIGNEDBY:SeraAPPROVEDBY:XD TITLE:CHIP2450-1608Specification DOCUMENT NO. 1608 SPECREV. P1 12 8.RecommendedReflow Soldering (1)SolderingGunProcedure Notethefollows,incaseofusingsoldergunforreplacement. (a)Thetiptemperaturemustbelessthan350°Cfortheperiodwithin3secondsby usingsolderinggununder30W. (b)Thesolderingguntipshallnottouchthisproductdirectly. (2)SolderingVolume Notethatexcessofsolderingvol…

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Test Report

ReportNo.:PTC26071701202E-FC01 Page 1 of 94 FCCTESTREPORT FCCID:2BP56-CILP554 Product:WirelessEarphones ModelName:CILP554 AdditionalModels:CILP552 Brand:N/A ReportNo.:PTC26071701202E-FC01 Preparedfor DongguanThreeFirefliesTradingCo.,Ltd. Room1002,Bldg.18,No.3YongtaiRoad,TangxiaTown,Dongguan,Guangdong,China Preparedby PreciseTesting&CertificationCo.,Ltd. Building1,No.6,TongxinRoad,DongchengStreet,Dongguan,Guangdong,China ReportNo.:PTC26071701202E-FC01 Page 2 of 94 1TESTRESULTCERTIFICATION Applicant’sname:DongguanThreeFirefliesTradingCo.,Ltd. Address:Room1002,Bldg.18,No.3YongtaiRoad,TangxiaTown,Dongguan, Guangdong,China Manufacture'sname:DongguanThreeFirefliesTradingCo.,Ltd. Address:Room1002,Bldg.18,No.3YongtaiRoad,TangxiaTown,Dongguan, Guangdong,China Productname:WirelessEarphones Modelname:CILP554 AdditionalModels:CILP552 Standards:FCCCFR47Part15Section15.247 Testprocedure:ANSIC63.10-2020 TestDate: July23,2026toAugust13,2026 DateofIssue: August13,2026 TestResult:Pass ThisdevicedescribedabovehasbeentestedbyPTC,andthetestresultsshowthatthe equipmentundertest(EUT)isincompliancewiththeFCCrequirements.Anditisapplicable onlytothetestedsampleidentifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofPTC,this documentmaybealteredorrevisedbyPTC,personalonly,andshallbenotedintherevision ofthedocument. TestEngineer: Jackzhou/Engineer TechnicalManager: SimonPu/Manager ReportNo.:PTC26071701202E-FC01 Page 3 of 94 Contents Page 1TESTRESULTCERTIFICATION...............................................................................................................................2 2TESTSUMMARY..........................................................................................................................................................5 3TESTFACILITY.............................................................................................................................................................5 4GENERALINFORMATION..........................................................................................................................................6 4.1GENERALDESCRIPTIONOFE.U.T.....................................................................................................................6 4.2TESTMODE.........................................................................................................................................................7 5EQUIPMENTDURINGTEST......................................................................................................................................9 5.1EQUIPMENTSLIST...............................................................................................................................................9 5.2MEASUREMENTUNCERTAINTY.........................................................................................................................11 5.3DESCRIPTIONOFSUPPORTUNITS...................................................................................................................12 6CONDUCTEDEMISSION..........................................................................................................................................13 6.1E.U.T.OPERATION............................................................................................................................................13 6.2EUTSETUP.......................................................................................................................................................13 6.3TESTSET-UP(BLOCKDIAGRAMOFCONFIGURATION).................................................................................14 6.4MEASUREMENTPROCEDURE:...........................................................................................................................14 6.5CONDUCTEDEMISSIONLIMIT...........................................................................................................................14 6.6MEASUREMENTRECEIVERPARAMETERS:.......................................................................................................15 6.7CONDUCTEDEMISSIONTESTRESULT.............................................................................................................15 7RADIATEDSPURIOUSEMISSIONS......................................................................................................................18 7.1EUTOPERATION...............................................................................................................................................18 7.2TESTSETUP......................................................................................................................................................19 7.3SPECTRUMANALYZERSETUP..........................................................................................................................20 7.4TESTPROCEDURE.............................................................................................................................................21 7.5SUMMARYOFTESTRESULTS...........................................................................................................................22 8MAXIMUMPEAKOUTPUTPOWERTEST............................................................................................................29 8.1TESTSTANDARDANDLIMIT..............................................................................................................................29 8.2TESTSETUP......................................................................................................................................................29 8.3TESTPROCEDURE.............................................................................................................................................29 8.4TESTDATA.........................................................................................................................................................30 ReportNo.:PTC26071701202E-FC01 Page 4 of 94 9…

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Test Report

ReportNo.:PTC26071701202E-FC01 Page 60 of 94 2DH5-Ant1-Hop_2480-PASS 3DH5-Ant1-2402-PASS ReportNo.:PTC26071701202E-FC01 Page 61 of 94 3DH5-Ant1-2480-PASS 3DH5-Ant1-Hop_2402-PASS ReportNo.:PTC26071701202E-FC01 Page 62 of 94 3DH5-Ant1-Hop_2480-PASS ReportNo.:PTC26071701202E-FC01 Page 63 of 94 ConductedEmissionMethod TestResult TestModeAntennaFrequency[MHz] FreqRange [MHz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict DH5Ant124020~Reference-1.28-1.28---PASS DH5Ant1240230~1000-1.28-54.42≤-21.28PASS DH5Ant124021000~26500-1.28-27.89≤-21.28PASS DH5Ant124410~Reference0.330.33---PASS DH5Ant1244130~10000.33-50.65≤-19.67PASS DH5Ant124411000~265000.33-27.02≤-19.67PASS DH5Ant124800~Reference2.092.09---PASS DH5Ant1248030~10002.09-54.53≤-17.91PASS DH5Ant124801000~265002.09-27.89≤-17.91PASS 2DH5Ant124020~Reference-3.12-3.12---PASS 2DH5Ant1240230~1000-3.12-55≤-23.12PASS 2DH5Ant124021000~26500-3.12-26.74≤-23.12PASS 2DH5Ant124410~Reference0.320.32---PASS 2DH5Ant1244130~10000.32-54.69≤-19.68PASS 2DH5Ant124411000~265000.32-33.37≤-19.68PASS 2DH5Ant124800~Reference1.761.76---PASS 2DH5Ant1248030~10001.76-55.1≤-18.24PASS 2DH5Ant124801000~265001.76-33.25≤-18.24PASS 3DH5Ant124020~Reference-1.69-1.69---PASS 3DH5Ant1240230~1000-1.69-54.76≤-21.69PASS 3DH5Ant124021000~26500-1.69-28.18≤-21.69PASS 3DH5Ant124410~Reference-2.45-2.45---PASS 3DH5Ant1244130~1000-2.45-51.56≤-22.45PASS 3DH5Ant124411000~26500-2.45-31.37≤-22.45PASS 3DH5Ant124800~Reference2.102.10---PASS 3DH5Ant1248030~10002.10-54.28≤-17.9PASS 3DH5Ant124801000~265002.10-32.34≤-17.9PASS ReportNo.:PTC26071701202E-FC01 Page 64 of 94 TestGraphs: DH5-Ant1-2402-0~Reference-PASS DH5-Ant1-2402-30~1000-PASS DH5-Ant1-2402-1000~26500-PASS ReportNo.:PTC26071701202E-FC01 Page 65 of 94 DH5-Ant1-2441-0~Reference-PASS DH5-Ant1-2441-30~1000-PASS ReportNo.:PTC26071701202E-FC01 Page 66 of 94 DH5-Ant1-2441-1000~26500-PASS DH5-Ant1-2480-0~Reference-PASS ReportNo.:PTC26071701202E-FC01 Page 67 of 94 DH5-Ant1-2480-30~1000-PASS DH5-Ant1-2480-1000~26500-PASS ReportNo.:PTC26071701202E-FC01 Page 68 of 94 2DH5-Ant1-2402-0~Reference-PASS 2DH5-Ant1-2402-30~1000-PASS ReportNo.:PTC26071701202E-FC01 Page 69 of 94 2DH5-Ant1-2402-1000~26500-PASS 2DH5-Ant1-2441-0~Reference-PASS ReportNo.:PTC26071701202E-FC01 Page 70 of 94 2DH5-Ant1-2441-30~1000-PASS 2DH5-Ant1-2441-1000~26500-PASS ReportNo.:PTC26071701202E-FC01 Page 71 of 94 2DH5-Ant1-2480-0~Reference-PASS 2DH5-Ant1-2480-30~1000-PASS ReportNo.:PTC26071701202E-FC01 Page 72 of 94 2DH5-Ant1-2480-1000~26500-PASS 3DH5-Ant1-2402-0~Reference-PASS ReportNo.:PTC26071701202E-FC01 Page 73 of 94 3DH5-Ant1-2402-30~1000-PASS 3DH5-Ant1-2402-1000~26500-PASS ReportNo.:PTC26071701202E-FC01 Page 74 of 94 3DH5-Ant1-2441-0~Reference-PASS 3DH5-Ant1-2441-30~1000-PASS ReportNo.:PTC26071701202E-FC01 Page 75 of 94 3DH5-Ant1-2441-1000~26500-PASS 3DH5-Ant1-2480-0~Reference-PASS ReportNo.:PTC26071701202E-FC01 Page 76 of 94 3DH5-Ant1-2480-30~1000-PASS 3DH5-Ant1-2480-1000~26500-PASS ReportNo.:PTC26071701202E-FC01 Page 77 of 94 ReportNo.:PTC26071701202E-FC01 Page 78 of 94 14AntennaRequirement 14.1TestStandardandRequirement TestStandard FCCPart15Section15.203/247(c) Requirement 1)15.203requirement: Anintentionalradiatorshallbedesignedtoensurethatnoantennaotherthan thatfurnishedbytheresponsiblepartyshallbeusedwiththedevice.The useofapermanentlyattachedantennaorofanantennathatusesaunique couplingtotheintentionalradiator,themanufacturermaydesigntheunitso thatabrokenantennacanbereplacedbytheuser,buttheuseofastandard antennajackorelectricalconnectorisprohibited. 2)15.247(c)(1)(i)requirement: Systemsoperatinginthe2400-2483.5MHzbandthatisusedexclusivelyfor fixed.Point-to-pointoperationsmayemploytransmittingantennaswith directionalgaingreaterthan6dBiprovidedthemaximumconductedoutput poweroftheintentionalradiatorisreducedby1dBforevery3dBthatthe directionalgainoftheantennaexceeds6dBi. 14.2AntennaConnectedConstruction TheantennaisCeramicantennawhichpermanentlyattached,andthebestcasegainofthe antennais2.78dBi.Itcomplieswiththestandardrequirement. ReportNo.:PTC26071701202E-FC01 Page 79 of 94 15APPENDIXI--TESTSETUPPHOTOGRAPH ConductedEmissions RadiatedEmissions From30M-1GHz ReportNo.:PTC26071701202E-FC01 Page 80 of 94 Above1GHz ReportNo.:PTC26071701202E-FC01 Page 81 of 94 16APPENDIXII--EUTPHOTOGRAPH ReportNo.:PTC26071701202E-FC01 Page 82 of 94 ReportNo.:PTC26071701202E-FC01 Page 83 of 94 ReportNo.:PTC26071701202E-FC01 Page 84 of 94 ReportNo.:PTC26071701202E-FC01 Page 85 of 94 ReportNo.:PTC26071701202E-FC01 Page 86 of 94 ReportNo.:PTC26071701202E-FC01 Page 87 of 94 ReportNo.:PTC26071701202E-FC01 Page 88 of 94 ReportNo.:PTC26071701202E-FC01 Page 89 of 94 ReportNo.:PTC26071701202E-FC01 Page 90 of 94 ReportNo.:PTC26071701202E-FC01 Page 91 of 94 ReportNo.:PTC26071701202E-FC01 Page 92 of 94 ReportNo.:PTC26071701202E-FC01 Page 93 of 94 ReportNo.:PTC26071701202E-FC01 Page 94 of 94 ******THEENDREPORT******

Test Setup Photos

FCCID:2BP56-CILP554 ConductedEmissions RadiatedEmissions From30M-1GHz FCCID:2BP56-CILP554 Above1GHz

Contact Information

Applicant

Xu Zhou
[email protected]Fax: 13825241919

Technical Contact

MIRAMONT SOLUTIONS LLCWenyi Wang
[email protected]

19 GEORGETOWN · IRVINE, California, 92612 · United States

Test Firm

Precise Testing & Certification Co., LTD.Yang Juan
[email protected]

Technical Specifications

#Rule PartsFrequency RangePower Output
115C2.40 GHz - 2.48 GHz2.72 mW
Confidentiality
Long Term
Grant Notes
Output power listed is conducted.

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Wireless earphone - FCC ID 2BP56-J01 - Dongguan Three Fireflies Trading Co., Ltd.
2BP56-J01

Wireless earphone

May 06, 2026

Equipment Class

DSS - Part 15 Spread Spectrum Transmitter