2ABMR-EP-ST1BTWireless Sleeping Earbuds

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S2E,Inc. Add: 817 Lawson St., City of Industry, CA 91748 USA Date: 2026-8-10 FCC ID: 2ABMR-EP-ST1BT Dear Sir/Madam, We, S2E,Inc. Hereby declares the following statement for Federal Communications Commission, the left&right earphones are identical for the model: Product name: Wireless Sleeping Earbuds Model no.: EP-ST1BT Sincerely, Name/Title： Martie Shieh/Manager Company: S2E,Inc. Address: 817 Lawson St., City of Industry, CA 91748 USA Phone: 626-965-1008 Fax: 86-757-27720066 E-Mail: [email protected]

DNT2604211775R03390-P01Page: 1 of 7 PHOTOGRAPHSOFEUT FCCID:2ABMR-EP-ST1BT ExternalPhotos ExternalPhotos(Leftearphone) DNT2604211775R03390-P01Page: 2 of 7 ExternalPhotos(Leftearphone) ExternalPhotos(Leftearphone) DNT2604211775R03390-P01Page: 3 of 7 ExternalPhotos(Leftearphone) ExternalPhotos(Leftearphone) DNT2604211775R03390-P01Page: 4 of 7 ExternalPhotos(Leftearphone) ExternalPhotos(Rightearphone) DNT2604211775R03390-P01Page: 5 of 7 ExternalPhotos(Rightearphone) ExternalPhotos(Rightearphone) DNT2604211775R03390-P01Page: 6 of 7 ExternalPhotos(Rightearphone) ExternalPhotos(Rightearphone) DNT2604211775R03390-P01Page: 7 of 7 ExternalPhotos(Rightearphone) --END--

FCCID:2ABMR-EP-ST1BT

DNT2604211775R03390-P01Page: 1 of 4 PHOTOGRAPHSOFEUT FCCID:2ABMR-EP-ST1BT InternalPhotos(Leftearphone) InternalPhotos(Leftearphone) DNT2604211775R03390-P01Page: 2 of 4 InternalPhotos(Leftearphone) InternalPhotos(Rightearphone) DNT2604211775R03390-P01Page: 3 of 4 InternalPhotos(Rightearphone) InternalPhotos(Rightearphone) DNT2604211775R03390-P01Page: 4 of 4 InternalPhotos InternalPhotos --END--

GuangdongDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Tel:+86-769-88087383E-mail:[email protected] RFExposureEvaluationReport PreparedBy:(TestingEngineer) ReviewedBy:(ProjectEngineer) ApprovedBy:(Manager) ApplicationNo.: DNT2604211775R03390-04598 Applicant: S2E,Inc. AddressofApplicant: 817LawsonSt.,CityofIndustry,CA91748USA EUTDescription: WirelessSleepingEarbuds ModelNo.: EP-ST1BT FCCID: 2ABMR-EP-ST1BT PowerSupply (ChargingBox): Input:DC5V;DC3.7Vfromrechargeablelithium-ionbattery PowerSupply (Earphone): DC3.6Vfromrechargeablelithium-ionbattery TradeMark: MEEaudio Standards: 47CFRPart2.1093 FCCKDB447498D04v01 DateofReceipt: 2026/04/21 DateofTest: 2026/04/22to2026/08/14 DateofIssue: 2026/08/14 TestResult:PASS Note:Ifthereisanyobjectiontotheresultsinthisreport,pleasesubmitawritteninquirytothecompanywithin15daysfromthedateof receivingthereport.Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,andisissuedbythecompanyinaccordance withtherequirementsofthe"ConditionsofIssuanceofTestReports"printedintheattachedpage.Unlessotherwisestated,theresults presentedinthisreportonlyapplytothesamplestestedthistime.Partialreproductionofthisreportisnotallowedunlessapprovedbythe companyinwriting. ReportNo.:DNT2604211775R03390-04598Date：August14,2026Page： 2 / 8 GuangdongDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Tel:+86-769-88087383E-mail:[email protected] ReportReviseRecord ReportVersionReviseTimeIssuedDateValidVersionNotes V1.0/ August14,2026 ValidOriginalReport ReportNo.:DNT2604211775R03390-04598Date：August14,2026Page： 3 / 8 GuangdongDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Tel:+86-769-88087383E-mail:[email protected] Contents RFEXPOSUREEVALUATIONREPORT.............................................................................................................................................1 1GENERALINFORMATION..................................................................................................................................................................4 1.1TESTLOCATION.................................................................................................................................................................................4 1.2GENERALDESCRIPTIONOFEUT.....................................................................................................................................................4 1.3TESTFACILITY...................................................................................................................................................................................5 1.4MEASUREMENTUNCERTAINTY(95%CONFIDENCELEVELS,K=2)....................................................................................................5 2RFEXPOSUREEVALUATION............................................................................................................................................................6 2.1RFEXPOSURECOMPLIANCEREQUIREMENT..................................................................................................................................6 ReportNo.:DNT2604211775R03390-04598Date：August14,2026Page： 4 / 8 GuangdongDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Tel:+86-769-88087383E-mail:[email protected] 1GeneralInformation 1.1TestLocation Company:GuangdongDNTestingCo.,Ltd Address: No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'an Town,DongguanCity,GuangdongP.R.China Testengineer:GaliLin 1.2GeneralDescriptionofEUT Manufacturer: S2E,Inc. AddressofManufacturer: 817LawsonSt.,CityofIndustry,CA91748USA Factory:S2E,Inc. AddressofFactory:817LawsonSt.,CityofIndustry,CA91748USA EUTDescription: WirelessSleepingEarbuds ModelNo.: EP-ST1BT AdditionalModel(s): / PowerSupply (ChargingBox): Input:DC5V;DC3.7Vfromrechargeablelithium-ionbattery PowerSupply (Earphone): DC3.6Vfromrechargeablelithium-ionbattery TradeMark:MEEaudio HardwareVersion:V1.0 SoftwareVersion:V1.0 ChipType:AD6973D4 SerialnumberPR2604211775R03390 SampleType:PortableDevice,Module,MobileDevice AntennaType: External,Integrated AntennaPorts: Ant1,Ant2,Ant3 AntennaGain: Providedbyapplicant 3.0dBi Note: *Sincetheabovedataand/orinformationisprovidedbytheclientrelevantresultsorconclusionsofthis reportareonlymadeforthesedataand/orinformation,DNTisnotresponsiblefortheauthenticity,integrity andresultsofthedataandinformationand/orthevalidityoftheconclusion. ReportNo.:DNT2604211775R03390-04598Date：August14,2026Page： 5 / 8 GuangdongDNTestingCo.,Ltd. Add:No.1,WestFourthStreet,XingfaSouthRoad,WushaCommunity,Chang'anTown,DongguanCity,GuangdongP.R.China Tel:+86-769-88087383E-mail:[email protected] 1.3TestFacility Thetestfacilityisrecognized,certified,oraccreditedbythefollowingorganizations: LabA: •FCC,USA DesignationNumber:CN1348 •A2LA(CertificateNo.7050.01) GUANGDONGDNTESTINGCO.,LTD.isaccreditedbytheAmericanAssociationforLaboratory Accreditation(A2LA).CertificateNo.7050.01. •Innovation,ScienceandEconomicDevelopmentCanada GUANGDONGDNTESTINGCO.,LTD.EMCLaboratoryhasbeenrecognizedbyISEDasanaccreditedtesting laboratory.CABidentifierisCN0149. IC#:30755. . 1.4MeasurementUncertainty(95%confidencelevels,k=2) No.ItemMeasurementUncertainty 1 20dBEmissionBandwidth±0.0196% 2 CarrierFrequencySeparation±1.9% 3 NumberofHoppingChannel±1.9% 4 TimeofOccupancy±0.028% 5 MaxPeakConductedOutputPower±0.743dB 6 Band-edgeSpuriousEmission±1.328dB 7 ConductedRFSpuriousEmission 9KHz-1GHz:±0.746dB 1GHz-26GHz:±1.328dB No.ItemMeasurementUncertainty 1ConductionEmission±3.0dB(150kHzto30MHz) 2RadiatedEmission ±4.8dB(Below1GHz) ±4.8dB(1GHzto6GHz) ±4.5dB(6GHzto18GHz) ±5.02dB(Above18GHz) ReportNo.:DNT2604211775R03390-04598Date：August14,2026Page： 6 / 8 GuangdongDNTestingCo.,Ltd. Add:No.1,…

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Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] FCC Test Report Application No.: DNT2604211775R03390-04600 Applicant: S2E, Inc. Address of Applicant: 817 Lawson St., City of Industry, CA 91748 USA EUT Description: Wireless Sleeping Earbuds Model No.: EP-ST1BT FCC ID: 2ABMR-EP-ST1BT Power Supply (Charging Box): Input:DC 5V;DC 3.7V from rechargeable lithium-ion battery Power Supply (Earphone ): DC 3.6V from rechargeable lithium-ion battery Trade Mark: MEE audio Standards: 47 CFR Part 2, Subpart J 47 CFR Part 15, Subpart C ANSI C63.10: 2020 Date of Receipt: 2026/04/21 Date of Test: 2026/04/22 to 2026/08/14 Date of Issue: 2026/08/14 Test Result:PASS Prepared By:(Testing Engineer) Reviewed By:(Project Engineer) Approved By:(Manager) Note: If there is any objection to the results in this report, please submit a written inquiry to the company within 15 days from the date of receiving the report. The test report is effective only with both signature and specialized stamp, and is issued by the company in accordance with the requirements of the "Conditions of Issuance of Test Reports" printed in the attached page. Unless otherwise stated, the results presented in this report only apply to the samples tested this time. Partial reproduction of this report is not allowed unless approved by the company in writing. Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 2 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] Report Revise Record Report VersionRevise TimeIssued DateValid VersionNotes V1.0/August 14, 2026ValidOriginal Report Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 3 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] 1 Test Summary Test ItemTest RequirementTest MethodTest ResultResult Antenna Requirement15.203/247(b/c)--Clause 3.1PASS 20dB Emission Bandwidth15.247 (a)(1)ANSI C63.10: 2020Clause 3.2PASS Conducted Peak Output Power 15.247 (b)(1)ANSI C63.10: 2020Clause 3.3PASS Carrier Frequencies Separation 15.247 (a)(1)ANSI C63.10: 2020Clause 3.4PASS Dwell Time15.247 (a)(1)ANSI C63.10: 2020Clause 3.5PASS Hopping Channel Number15.247 (a)(1)ANSI C63.10: 2020Clause 3.6PASS Band-edge for RF Conducted Emissions 15.247(d)ANSI C63.10: 2020Clause 3.7PASS RF Conducted Spurious Emissions 15.247(d)ANSI C63.10: 2020Clause 3.8PASS Radiated Spurious emissions 15.247(d); 15.205/15.209 ANSI C63.10: 2020Clause 3.9PASS Restricted bands around fundamental frequency (Radiated Emission) 15.247(d); 15.205/15.209 ANSI C63.10: 2020Clause 3.10PASS AC Power Line Conducted Emission 15.207ANSI C63.10: 2020Clause 3.11PASS Note: 1. “N/A” denotes test is not applicable in this test report. Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 4 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] Contents 1 Test Summary..................................................................................................................................................................3 2 General Information..........................................................................................................................................................5 2.1 Test Location..........................................................................................................................................................5 2.2 General Description of EUT...................................................................................................................................5 2.3 Test Environment...................................................................................................................................................6 2.4 Channel List........................................................................................................................................................... 6 2.5 Power Setting of Test Software............................................................................................................................. 7 2.6 Assistant equipment used for test..........................................................................................................................7 2.7 Description of Support Units.................................................................................................................................. 7 2.8 Test Facility............................................................................................................................................................7 2.9 Equipment List....................................................................................................................................................... 8 2.10 Measurement Uncertainty (95% confidence levels, k=2).................................................................................. 10 3 Test results and Measurement Data..............................................................................................................................11 3.1 Antenna Requirement..........................................................................................................................................11 3.2 20dB Emission Bandwidth................................................................................................................................... 12 3.3 Conducted Output Power....................................................................................................…

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Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 51 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] Test Graphs Out Of Band Emission GFSK_DH5_Channel 0 Out Of Band Emission π/4DQPSK_2-DH5_Channel 0 30.0 MHz - 1000.0 MHz GFSK_DH5_Channel 0 30.0 MHz - 1000.0 MHz π/4DQPSK_2-DH5_Channel 0 1000.0 MHz - 3000.0 MHz GFSK_DH5_Channel 0 1000.0 MHz - 3000.0 MHz π/4DQPSK_2-DH5_Channel 0 3000.0 MHz - 6000.0 MHz3000.0 MHz - 6000.0 MHz Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 52 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] GFSK_DH5_Channel 0π/4DQPSK_2-DH5_Channel 0 6000.0 MHz - 9000.0 MHz GFSK_DH5_Channel 0 6000.0 MHz - 9000.0 MHz π/4DQPSK_2-DH5_Channel 0 9000.0 MHz - 12000.0 MHz GFSK_DH5_Channel 0 9000.0 MHz - 12000.0 MHz π/4DQPSK_2-DH5_Channel 0 12000.0 MHz - 15000.0 MHz GFSK_DH5_Channel 0 12000.0 MHz - 15000.0 MHz π/4DQPSK_2-DH5_Channel 0 15000.0 MHz - 18000.0 MHz GFSK_DH5_Channel 0 15000.0 MHz - 18000.0 MHz π/4DQPSK_2-DH5_Channel 0 Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 53 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] 18000.0 MHz - 21000.0 MHz GFSK_DH5_Channel 0 18000.0 MHz - 21000.0 MHz π/4DQPSK_2-DH5_Channel 0 21000.0 MHz - 24000.0 MHz GFSK_DH5_Channel 0 21000.0 MHz - 24000.0 MHz π/4DQPSK_2-DH5_Channel 0 24000.0 MHz - 25000.0 MHz GFSK_DH5_Channel 0 24000.0 MHz - 25000.0 MHz π/4DQPSK_2-DH5_Channel 0 Out Of Band Emission GFSK_DH5_Channel 39 Out Of Band Emission π/4DQPSK_2-DH5_Channel 39 Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 54 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] 30.0 MHz - 1000.0 MHz GFSK_DH5_Channel 39 30.0 MHz - 1000.0 MHz π/4DQPSK_2-DH5_Channel 39 1000.0 MHz - 3000.0 MHz GFSK_DH5_Channel 39 1000.0 MHz - 3000.0 MHz π/4DQPSK_2-DH5_Channel 39 3000.0 MHz - 6000.0 MHz GFSK_DH5_Channel 39 3000.0 MHz - 6000.0 MHz π/4DQPSK_2-DH5_Channel 39 6000.0 MHz - 9000.0 MHz GFSK_DH5_Channel 39 6000.0 MHz - 9000.0 MHz π/4DQPSK_2-DH5_Channel 39 Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 55 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] 9000.0 MHz - 12000.0 MHz GFSK_DH5_Channel 39 9000.0 MHz - 12000.0 MHz π/4DQPSK_2-DH5_Channel 39 12000.0 MHz - 15000.0 MHz GFSK_DH5_Channel 39 12000.0 MHz - 15000.0 MHz π/4DQPSK_2-DH5_Channel 39 15000.0 MHz - 18000.0 MHz GFSK_DH5_Channel 39 15000.0 MHz - 18000.0 MHz π/4DQPSK_2-DH5_Channel 39 18000.0 MHz - 21000.0 MHz GFSK_DH5_Channel 39 18000.0 MHz - 21000.0 MHz π/4DQPSK_2-DH5_Channel 39 Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 56 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] 21000.0 MHz - 24000.0 MHz GFSK_DH5_Channel 39 21000.0 MHz - 24000.0 MHz π/4DQPSK_2-DH5_Channel 39 24000.0 MHz - 25000.0 MHz GFSK_DH5_Channel 39 24000.0 MHz - 25000.0 MHz π/4DQPSK_2-DH5_Channel 39 Out Of Band Emission GFSK_DH5_Channel 78 Out Of Band Emission π/4DQPSK_2-DH5_Channel 78 30.0 MHz - 1000.0 MHz GFSK_DH5_Channel 78 30.0 MHz - 1000.0 MHz π/4DQPSK_2-DH5_Channel 78 Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 57 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] 1000.0 MHz - 3000.0 MHz GFSK_DH5_Channel 78 1000.0 MHz - 3000.0 MHz π/4DQPSK_2-DH5_Channel 78 3000.0 MHz - 6000.0 MHz GFSK_DH5_Channel 78 3000.0 MHz - 6000.0 MHz π/4DQPSK_2-DH5_Channel 78 6000.0 MHz - 9000.0 MHz GFSK_DH5_Channel 78 6000.0 MHz - 9000.0 MHz π/4DQPSK_2-DH5_Channel 78 9000.0 MHz - 12000.0 MHz GFSK_DH5_Channel 78 9000.0 MHz - 12000.0 MHz π/4DQPSK_2-DH5_Channel 78

Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 58 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] 12000.0 MHz - 15000.0 MHz GFSK_DH5_Channel 78 12000.0 MHz - 15000.0 MHz π/4DQPSK_2-DH5_Channel 78 15000.0 MHz - 18000.0 MHz GFSK_DH5_Channel 78 15000.0 MHz - 18000.0 MHz π/4DQPSK_2-DH5_Channel 78 18000.0 MHz - 21000.0 MHz GFSK_DH5_Channel 78 18000.0 MHz - 21000.0 MHz π/4DQPSK_2-DH5_Channel 78 21000.0 MHz - 24000.0 MHz GFSK_DH5_Channel 78 21000.0 MHz - 24000.0 MHz π/4DQPSK_2-DH5_Channel 78 Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 59 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] 24000.0 MHz - 25000.0 MHz GFSK_DH5_Channel 78 24000.0 MHz - 25000.0 MHz π/4DQPSK_2-DH5_Channel 78 Out Of Band Emission 8DPSK_3-DH5_Channel 0 30.0 MHz - 1000.0 MHz 8DPSK_3-DH5_Channel 0 1000.0 MHz - 3000.0 MHz 8DPSK_3-DH5_Channel 0 3000.0 MHz - 6000.0 MHz 8DPSK_3-DH5_Channel 0 6000.0 MHz - 9000.0 MHz 8DPSK_3-DH5_Channel 0 9000.0 MHz - 12000.0 MHz 8DPSK_3-DH5_Channel 0 Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 60 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] 12000.0 MHz - 15000.0 MHz 8DPSK_3-DH5_Channel 0 15000.0 MHz - 18000.0 MHz 8DPSK_3-DH5_Channel 0 18000.0 MHz - 21000.0 MHz 8DPSK_3-DH5_Channel 0 21000.0 MHz - 24000.0 MHz 8DPSK_3-DH5_Channel 0 24000.0 MHz - 25000.0 MHz 8DPSK_3-DH5_Channel 0 Out Of Band Emission 8DPSK_3-DH5_Channel 39 30.0 MHz - 1000.0 MHz 8DPSK_3-DH5_Channel 39 1000.0 MHz - 3000.0 MHz 8DPSK_3-DH5_Channel 39 Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 61 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] 3000.0 MHz - 6000.0 MHz 8DPSK_3-DH5_Channel 39 6000.0 MHz - 9000.0 MHz 8DPSK_3-DH5_Channel 39 9000.0 MHz - 12000.0 MHz 8DPSK_3-DH5_Channel 39 12000.0 MHz - 15000.0 MHz 8DPSK_3-DH5_Channel 39 15000.0 MHz - 18000.0 MHz 8DPSK_3-DH5_Channel 39 18000.0 MHz - 21000.0 MHz 8DPSK_3-DH5_Channel 39 21000.0 MHz - 24000.0 MHz 8DPSK_3-DH5_Channel 39 24000.0 MHz - 25000.0 MHz 8DPSK_3-DH5_Channel 39 Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 62 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] Out Of Band Emission 8DPSK_3-DH5_Channel 78 30.0 MHz - 1000.0 MHz 8DPSK_3-DH5_Channel 78 1000.0 MHz - 3000.0 MHz 8DPSK_3-DH5_Channel 78 3000.0 MHz - 6000.0 MHz 8DPSK_3-DH5_Channel 78 6000.0 MHz - 9000.0 MHz 8DPSK_3-DH5_Channel 78 9000.0 MHz - 12000.0 MHz 8DPSK_3-DH5_Channel 78 12000.0 MHz - 15000.0 MHz 8DPSK_3-DH5_Channel 78 15000.0 MHz - 18000.0 MHz 8DPSK_3-DH5_Channel 78 Report No.: DNT2604211775R03390-04600Date：August 14, 2026Page： 63 / 63 Guangdong DN Testing Co., Ltd. Add: No. 1, West Fourth Street, Xingfa South Road, Wusha Community, Chang 'an Town, Dongguan City, Guangdong P.R.China Tel:+86-769-88087383E-mail: [email protected] 18000.0 MHz - 21000.0 MHz 8DPSK_3-DH5_Channel 78 21000.0 MHz - 24000.0 MHz 8DPSK_3-DH5_Channel 78 24000.0 MHz - 25000.0 MHz 8DPSK_3-DH5_Channel 78 The End Report

2.4GHz3216ChipAntenna:3216F245D02 第 1 页共 10 页 電話:13530576606 TEL:1353057660 咏成國際科技有限公司 Yongcheng International Technology Co., Ltd.6 3216Chipantenna ForBluetooth/WLANApplicationsd P/N:RANT3216F245D02 Dimension(mm) L3.20±0.20 W1.60±0.20 T0.83±0.20 Address: 7th Floor, Building A, Ruite Science Park, Guwu District, Shenzhen City 2.4GHz3216ChipAntenna:3216F245D02 第 2 页共 10 页 咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 PartNumberInformation RANT3216F245D02 ABCDEF A ProductSeriesAntenna BDimensionLxW3.2X1.6mm(+-0.2mm) CMaterialHighKmaterial D WorkingFrequency2.4~2.5GHz E FeedingmodeMonopole&SingleFeeding F AntennatypeType=02 1.ElectricalSpecification Specification PartNumberRANT3216F245D02 CentralFrequency2450MHz Bandwidth100(Min.)MHz ReturnLoss-6.5(Max)dB PeakGain3dBi Impedance50Ohm OperatingTemperature -40～+85°C MaximumPower4W ResistancetoSolderingHeats 10(@260 °C ) sec. PolarizationLinear AzimuthBeamwidthOmni-directional TerminationCu/Sn(Leadless) Remark:Bandwidth&PeakGainwasmeasuredunderevaluationboardofnextpage 2.4GHz3216ChipAntenna:3216F245D02 第 3 页共 10 页 咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 2.RecommendedPCBPattern EvaluationBoardDimension Unit:mm SuggestedMatchingCircuit 2.4GHz3216ChipAntenna:3216F245D02 第 4 页共 10 页 咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 LayoutDimensionsinClearancearea ( Size=5.2*5.0mm ) 50ohmtransmissionLine MatchingCircuit FootPrint(Unit:mm) 2.4GHz3216ChipAntenna:3216F245D02 第 5 页共 10 页 咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 3.MeasurementResults ReturnLoss 2.4GHz3216ChipAntenna:3216F245D02 第 6 页共 10 页 咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 RadiationPattern Y X Z Efficiency 2400MHz55.21% 2450MHz66.45% 2500MHz57.53% 2.4GHz3216ChipAntenna:3216F245D02 第 7 页共 10 页 咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 4.ReliabilityandTestCondictions ITEMREQUIREMENTSTESTCONDITION Solderability1.Wettingshallexceed90%coverage 2.Novisiblemechanicaldamage TEMP(°C) 230°C 4±1sec. 150 °C 60sec Pre-heatingtemperature:150°C/60sec. Soldertemperature:230±5°C Duration:4±1sec. Solder:Sn-Ag3.0-Cu0.5 Fluxforleadfree:rosin Solderheat Resistance 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% TEMP(°C) 260°C 10±0.5sec. 150°C 60sec Pre-heatingtemperature:150°C/60sec. Soldertemperature:260±5°C Duration:10±0.5sec. Solder:Sn-Ag3.0-Cu0.5 Fluxforleadfree:rosin Component Adhesion (Pushtest) 1.Novisiblemechanicaldamage Thedeviceshouldbereflow soldered(230±5°Cfor10sec.)toatinned coppersubstrateAdynometerforce gaugeshouldbeappliedthesideofthe component.Thedevicemustwith-ST-F 0.5Kgwithoutfailureofthetermination attachedtocomponent. Component Adhesion (Pulltest) 1.Novisiblemechanicaldamage Insert10cmwireintotheremainingopen eyebend,theendsofevenwirelengths upwardandwindtogether. Terminalshallnotberemarkably damaged. 2.4GHz3216ChipAntenna:3216F245D02 第 8 页共 10 页 咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 Thermalshock 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% Phase Temperature( °C ) Time(min) 1 +85±5°C 30±3 2 RoomWithin Temperature3sec 3 -40±2 °C 30±3 4 RoomWithin Temperature3sec +85 °C =>30±3min -40 °C =>30±3min Testcycle:10cycles Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. Resistanceto High Temperature 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% 3.Nodisconnectionorshortcircuit. Temperature:85±5 °C Duration:1000±12hrs Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. Resistanceto Low Temperature 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% 3.Nodisconnectionorshortcircuit. Temperature:-40±5 °C Duration:1000±12hrs Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. Humidity 1.Novisiblemechanicaldamage 2.CentralFreq.change:within±6% 3.Nodisconnectionorshortcircuit. Temperature:40±2°C Humidity:90%to95%RH Duration:1000±12hrs Thechipshallbestabilizedatnormal conditionfor2~3hoursbefore measuring. 5.SolderingandMounting Mildlyactivatedrosinfluxesarepreferred.Theminimumamountofsoldercan leadtodamagefromthestressescausedbythedifferenceincoefficientsof expansionbetweensolder,chipandsubstrate.Theterminationsaresuitable forallwaveandre-flowsolderingsystems.Ifhandsolderingcannotbe avoided,thepreferredtechniqueistheutilizationofhotairsolderingtools. ReflowSoldering PRE-HEATING 250~260 230 180 150 SOLDERING 10smax. NATURAL COOLING IronSoldering PRE-HEATINGSOLDERINGNATURAL COOLING 60~120s30~60s TIME(sec.) TIME(sec.) Recommendedtemperatureprofilesforre-flowsolderinginFigure1. Productsattachmentwithasolderingironisdiscouragedduetotheinherent processcontrollimitations.Intheeventthatasolderingironmustbe employedthefollowingprecautionsarerecommended. within3s 350 150 Over60s Gradualcooling 300 T E M P E R A T U R E ( ° C ) T E M P E R A T U R E ( ° C ) 2.4GHz3216ChipAntenna:3216F245D02 第 9 页共 10 页 咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 1.593.511.80 ‧Preheatcircuitandproductsto150°C ‧Nevercontacttheceramicwiththeirontip ‧Usea20wattsolderingironwithtipdiameterof1.0mm ‧280°Ctiptemperature(max) ‧1.0mmtipdiameter(max) ‧Limitsolderingtimeto3sec. 6.PackagingInformation TapeSpecification: ReelSpecification:(7’’,Φ180mm) 2.4GHz3216ChipAntenna:3216F245D02 第 10 页共 10 页 咏成國際科技有限公司電話:13530576606 RAINInternationalTechnologyCo.,Ltd.TEL:13530576606 TapeWidth(mm)A(mm)B(mm)C(mm)D(mm)Chip/Reel(pcs) 89.0±0.560±213.5±0.5178±24000 7.StorageandTransportationInformation StorageConditions Tomaintainthesolderabilityofterminalelectrodes: 1.Temperatureandhumidityconditions:-10~40°Cand30~70%RH. 2.Recommendedproductsshouldbeusedwithin6monthsfromthetimeof delivery. 3.Thepackagingmaterialshouldbekeptwherenochlorineorsulfurexists intheair. TransportationConditions 1.Productsshouldbehandledwithcaretoavoiddamageorcontamination fromperspirationandskinoils. 2.Theuseoftwee…

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DNT2604211775R03390-P01Page: 1 of 3 PHOTOGRAPHSOFEUT FCCID:2ABMR-EP-ST1BT AntennaTerminalTestView DNT2604211775R03390-P01Page: 2 of 3 ConductedEmissionTestView RadiatedEmissionTestView|(Below1G) DNT2604211775R03390-P01Page: 3 of 3 RadiatedEmissionTestView|(Above1G) RadiatedEmissionTestView|(Above1G) --END--