2BCVO-BHD-TW4PISEN P1 True Wireless Bluetooth Earphones

Guangdong Pisen Electronics Co., Ltd. Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 9/24/2023 U.S. Agent Designation Gu angdong Pisen Electronics Co., Ltd. acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: 2BCVO-BHD-TW4): Name and company of U.S. agent: FCC US Agent, LLC Physical U.S. address of agent: 3722 Illinois Avenue, Saint Charles, IL, 60174, USA FRN of U.S. agent: 0033402884 Email address of U.S. agent: [email protected] FCC US Agent, LLC acknowledges their obligation to accept service of process on behalf of Guangdong Pisen Electronics Co., Ltd.. Guangdong Pisen Electronics Co., Ltd. with the FRN 0034240226 accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(d)(7). The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. Since rely, Signature Zhang Zhang Supervisor Guangdong Pisen Electronics Co., Ltd. Signature Tim Payne Manager FCC US Agent, LLC 48_[model] US_Agent_2.911(d)(7)-U, V05

Covered Equipment Identification Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(5)(ii) of the Commission’s Rules (47 C.F.R.) we attest as follows: We, applicant Company Name: Guangdong Pisen Electronics Co., Ltd. Address: No.9, Qinfu 1st Street, Jintang Industry Zone, Niushipu Village, Liuyue, Henggang Town, Longgang District, Shenzhen, China Phone: +86-755-28508800-8860 certify that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2023-09-24 Signature Date Name / Title: Zhang Zhang / Supervisor Company: Guangdong Pisen Electronics Co., Ltd. Address: No.9, Qinfu 1st Street, Jintang Industry Zone, Niushipu Village, Liuyue, Henggang Town, Longgang District, Shenzhen, China Phone: +86-755-28508800-8860 Fax: +86-755-28501688 E-Mail: [email protected]

Covered Equipment Attestation Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Section 2.911(d)(5)(i)-(ii) of the Commission’s Rules (47 C.F.R.) we attest as follows for the product listed below: FCC ID Model name 2BCVO-BHD-TW4 BHD-TW4 We, applicant Company Name: Guangdong Pisen Electronics Co., Ltd. Address: No.9, Qinfu 1st Street, Jintang Industry Zone, Niushipu Village, Liuyue, Henggang Town, Longgang District, Shenzhen, China Phone: +86-755-28508800-8860 certify that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2023-09-24 Signature Date Name / Title: Zhang Zhang / Supervisor Company: Guangdong Pisen Electronics Co., Ltd. Address: No.9, Qinfu 1st Street, Jintang Industry Zone, Niushipu Village, Liuyue, Henggang Town, Longgang District, Shenzhen, China Phone: +86-755-28508800-8860 Fax: +86-755-28501688 E-Mail: [email protected]

Confidentiality Request Letter For Certification Service in the USA Federal Communication Commission Equipment Authorization Division, Application Processing Branch 7435 Oakland Mills Road Columbia, MD 21048 To whom it may concern Pursuant to Paragraphs §0.457 and 0.459 of the Commission’s Rules (47 C.F.R.) and Section §552(b)(4) of the Freedom of Information Act, we request confidentiality for the documentation of the following products: FCC ID Model name 2BCVO-BHD-TW4 BHD-TW4 For the products listed above, we request permanent confidentiality for all applicable exhibits as there are: • the Operational Description • the Block Diagram • the Schematics • the Parts Lists • the Tune Up Information The above listed exhibits contain trade secrets and proprietary information that could be of benefit to our competitors. If you have any questions, please feel free to contact us at the address shown below. Sincerely, 2023-09-24 Signature Date Name / Title: Zhang Zhang / Supervisor Company: Guangdong Pisen Electronics Co., Ltd. Address: No.9, Qinfu 1st Street, Jintang Industry Zone, Niushipu Village, Liuyue, Henggang Town, Longgang District, Shenzhen, China Phone: +86-755-28508800-8860 Fax: +86-755-28501688 E-Mail: [email protected]

Page1of4FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity ExternalPhotosoftheEUT Fig.1 Fig.2 Page2of4FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.3 Fig.4 Page3of4FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.5 Fig.6 Page4of4FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.7

Page1of1FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity LABELANDLOCATION (Size:L4.0cmx3.0cm) LabelLocation PISENP1TrueWirelessBluetoothEarphones Model:BHD-TW4 FCCID:2BCVO-BHD-TW4

Page1of4FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity InternalPhotosoftheEUT Fig.1 Fig.2 Page2of4FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.3 Fig.4 Page3of4FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.5 Fig.6 Antenna Antenna Page4of4FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Fig.7

Page1of3FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity FCCRFExposureEvaluation 1.ProductInformation Productname:PISENP1TrueWirelessBluetoothEarphones TestModel:BHD-TW4 PowerSupply:EarphoneInput:DC5V,100mA DC3.7VbyRechargeableLi-ionBattery,30mAh ChargingBoxInput:DC5V,1000mA DC3.7VbyRechargeableLi-ionBattery,300mAh HardwareVersion:V1.3 SoftwareVersion:V013 BluetoothFrequencyRange:2402MHz~2480MHz ChannelNumber:79channelsforBluetoothV5.3(DSS) ChannelSpacing:1MHzforBluetoothV5.3(DSS) ModulationType:GFSK,π/4-DQPSK,8-DPSKforBluetoothV5.3(DSS) BluetoothVersion:V5.3 AntennaDescription:CeramicAntenna,2.5dBi(max.) Exposurecategory:Generalpopulation/uncontrolledenvironment EUTType:ProductionUnit DeviceType:PortableDevice 2.EvaluationmethodandLimit AccordingtoKDB447498D01GeneralRFExposureGuidancev06Section4.3.1StandaloneSAR testexclusionconsiderations:“UnlessspecificallyrequiredbythepublishedRFexposureKDB procedures,standalone1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulation exposureconditions,bymeasurementornumericalsimulation,isnotrequiredwhenthe correspondingSARTestExclusionThresholdcondition,listedbelow,issatisfied.Thesetest exclusionconditionsarebasedonsource-basedtime-averagedmaximumconductedoutputpower oftheRFchannelrequiringevaluation,adjustedfortune-uptolerance,andtheminimumtest separationdistancerequiredfortheexposureconditions.22Theminimumtestseparationdistance isdeterminedbythesmallestdistancefromtheantennaandradiatingstructuresoroutersurfaceof thedevice,accordingtothehostformfactor,exposureconditionsandplatformrequirements,toany partofthebodyorextremityofauserorbystander(see5)ofsection4.1).ToqualifyforSARtest exclusion,thetestseparationdistancesappliedmustbefullyexplainedandjustifiedbythe operatingconfigurationsandexposureconditionsofthetransmitterandapplicablehostplatform requirements,typicallyintheSARmeasurementorSARanalysisreport,accordingtotherequired publishedRFexposureKDBprocedures.WhennootherRFexposuretestingorreportingis required,astatementofjustificationandcompliancemustbeincludedintheequipmentapproval,in lieuoftheSARreport,toqualifyfortheSARtestexclusion.Whenrequired,thedevicespecific conditionsdescribedintheotherpublishedRFexposureKDBproceduresmustbesatisfiedbefore applyingtheseSARtestexclusionprovisions;forexample,handheldPTTtwo-wayradios,handsets, laptops&tabletsetc.“ [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f(GHz)]≤3.0for1-gSARand≤7.5for10-gextremitySAR,where: •f(GHz)istheRFchanneltransmitfrequencyinGHz Page2of3FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity •PoweranddistanceareroundedtothenearestmWandmmbeforecalculation •Theresultisroundedtoonedecimalplaceforcomparison •3.0and7.5arereferredtoasthenumericthresholdsinthestep2below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mm andfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmaccordingtof)insection4.1isappliedto determineSARtestexclusion. Whenoneofthefollowingtestexclusionconditionsissatisfiedforallcombinationsof simultaneoustransmissionconfigurations,furtherequipmentapprovalisnotrequiredto incorporatetransmittermodulesinhostdevicesthatoperateinthemixedmobileandportablehost platformexposureconditions.ThegranteeisresponsiblefordocumentingthisaccordingtoClassI permissivechangerequirements.AntennasthatqualifyforstandaloneSARtestexclusionmust applytheestimatedstandaloneSARtodeterminesimultaneoustransmissiontestexclusion. a)The[∑of(thehighestmeasuredorestimatedSARforeachstandaloneantennaconfiguration, adjustedformaximumtune-uptolerance)/1.6W/kg]+[∑ofMPEratios]is≤1.0. b)TheSARtopeaklocationseparationratiosofallsimultaneouslytransmittingantennapairs operatinginportabledeviceexposureconditionsareall≤0.04,andthe[∑ofMPEratios]is≤ 1.0. 3.ReferEvaluationMethod ANSIC95.1–1999:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadio FrequencyElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevices RFExposureProceduresandEquipmentAuthorizationPolicies. FCCCFR47part11.1310:Radiofrequencyradiationexposurelimits. FCCCFR47part22.1093:Radiofrequencyradiationexposureevaluation:portabledevices 4.ConductedPowerResults <BT> ModeChannelFrequency(MHz)PeakConductedOutputPower(dBm) GFSK 024020.02 3924410.36 7824800.29 π/4DQPSK 02402-0.32 392441-0.07 782480-0.26 8DPSK 02402-0.08 392441-0.08 782480-0.03 Page3of3FCCID:2BCVO-BHD-TW4 ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 5.ManufacturingTolerance <BT> GFSK(Peak) ChannelChannel0Channel39Channel78 Target(dBm)000 Tolerance±(dB)1.01.01.0 π/4DQPSK(Peak) ChannelChannel0Channel39Channel78 Target(dBm)000 Tolerance±(dB)1.01.01.0 8DPSK(Peak) ChannelChannel0Channel39Channel78 Target(dBm)000 Tolerance±(dB)1.01.01.0 6.EvaluationResults 6.1StandaloneEvaluation Band/Mode Frequ ency (GHz) Antenna Distance (mm) RFoutputpower SARTest Exclusion Threshold SARTest Exclusion dBmmW BT GFSK2.48051.01.25890.3965<3.0Yes π/4DQPSK2.48051.01.25890.3965<3.0Yes 8DPSK2.48051.01.25890.3965<3.0Yes Remark: 1.Outputpowerincludingtuneuptolerance; 2.Whentheminimumtestseparationdistanceis<5mm,adistanceof5mmaccordingtof)insection 4.1isappliedtodetermineSARtestexclusion. 6.2SimultaneousTransmissionforSARExclusion ThesamplesupportoneBTmodular.Noneedconsidersimultaneoustransmission. 7…

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2.4GHz 3216 Chip Antenna: YL3216F7P2G45 ____________________________________________________________________________________________ Application: WLAN, 802.11b/g, Bluetooth, etc... Features SMD, high reliability, ultra Impact, Omni-directional... Part number 3216 - F7 P 2G45 YL (1) (2) (3) (4) (5) (1)Product Type Chip Antenna (2)Size Code 3.2x1.6mm (3)Type Code F7 (4)Packing Paper Tape (5)Frequency 2.45GHz Electrical Specification W orking Frequency Range 2400 ~2484 MHz Peak Gain 2.5 dBi (Typ.) Impedance 50 Ohm Return loss 10 dB ( Min) Polarization Linear Azimuth Beamwidth Omni-directional Operation Temperature(°C) -40 ~85°C The specification is defined on EVB. Dimension and Terminal Configuration 萬誠科技股份有限公司 One W ave Electronic Co., Ltd. 112 台北市北投區中央南路二段 36 號 3 樓 2F., No.163, Sec. 1, Xi'an St., Beitou Dist., Taipei City 112, Taiwan 電話 : (02) 2898 - 2220 TEL: +886 2 2898 - 2220 傳真 : (02) 2898 - 5055 FAX: +886 2 2898 - 5055 2.4GHz 3216 Chip Antenna: YL3216F7P2G45 ______________________________________________________________________________________________________ Evaluation Board Reference PCB Dimension Antenna Layout Reference unit :mm Electrical Characteristics Return Loss & Radiation Return Loss Frequency (MHz) S11 (dB) 2400 -11.0 2442 -20.2 2484 -10.6 Radiation 2.45GHz Frequency 2445MHz Peak gain 2.5dBi Efficiency 69.5% 2.4GHz 3216 Chip Antenna: YL3216F7P2G45 ______________________________________________________________________________________________________ Taping Specifications Reel and Taping Specification Reel Specification TYPE SIZE A ψB ψC ψD W ψM 3216 7” 3K/Reel2.0±0.5 13.5±1.0 21±1.0 60±1.0 11.5±2.0 178±2.0 Tapping Specification Packaging Type A B W E F G H T ψD P Paper Type 3216 1.90±0.20 3.50±0.20 8.0±0.20 1.75±0.10 3.5±0.05 4.0±0.10 2.0±0.05 0.75±0.10 +0.10 1.50 -0 4.0±0.1 2.4GHz 3216 Chip Antenna: YL3216F7P2G45 ______________________________________________________________________________________________________ Reliability Table Test ItemProcedure Requirements Ceramic Type Remark (Reference) Electrical Characterization Fulfill the electrical specification User Spec. Thermal Shock 1. Preconditioning: 50 ± 10°C / 1 hr , then keep for 24 ± 1 hrs at room temp. 2. Initial measure: Spec: refer Initial spec. 3. Rapid change of temperature test: -30°C to +85°C; 100 cycles; 15 minutes at Lower category temperature; 15 minutes at Upper category temperature. No Visible Damage. Fulfill the electrical specification. MIL-STD-202 107 Temperature Cycling 1. Initial measure: Spec: refer Initial spec. 2. 100 Cycles (-30°C to +85°C), Soak Mode=1 (2 Cycle/hours). 3. Measurement at 24 ± 2Hours after test condition. No Visible Damage. Fulfill the electrical specification. JESD22 JA104 High Temperature Exposure 1. Initial measure: Spec: refer Initial spec. 2. Unpowered; 500hours @ T=+85°C. 3. Measurement at 24 ± 2 hours after test. No Visible Damage. Fulfill the electrical specification. MIL-STD-202 108 Low Temperature Storage 1. Initial measure: Spec: refer Initial spec. 2. Unpowered: 500hours @ T= -30°C. 3. Measurement at 24 ± 2 hours after test. No Visible Damage. Fulfill the electrical specification. MIL-STD-202 108 Solderability (SMD Bottom Side) Dipping method: a. Temperature: 235 ± 5°C b. Dipping time: 3 ± 0.5s The solder should cover over 95% of the critical area of bottom side. IEC 60384-21/22 4.10 Soldering Heat Resistance (RSH) Preheating temperature: 150 ± 10°C. Preheating time: 1~2 min. Solder temperature: 260 ± 5°C. Dipping time: 5 ± 0.5s No Visible Damage.IEC 60384-21/22 4.10 Vibration5g's for 20 min., 12 cycles each of 3 orientations Note: Use 8"X5" PCB .031" thick 7 secure points on, one long side and 2 secure points at corners of opposite sides. Parts mounted within 2" from any secure point. Test from 10-2000 Hz. No Visible Damage.MIL-STD-202 Method 204 Mechanical Shock Three shocks in each direction shall be applied along the three mutually perpendicular axes of the test specimen (18 shocks) Peak value: 1,500g’s Duration: 0.5ms Velocity change: 15.4 ft/s Waveform: Half-sine No Visible Damage.MIL-STD-202 Method 213 Humidity Bias 1. Humidity: 85% R.H., Temperature: 85 ± 2 °C. 2. Time: 500 ± 24 hours. 3. Measurement at 24 ± 2hrs after test condition. No Visible Damage. Fulfill the electrical specification. MIL-STD-202 Method 106 2.4GHz 3216 Chip Antenna: YL3216F7P2G45 ______________________________________________________________________________________________________ Revision History Revision Date Content 1 2022/1/02New issue Board Flex (SMD) 1. Mounting method: IR-Reflow. PCB Size (L:100 × W:40 × T:1.6mm) 2. Apply the load in direction of the arrow until bending reaches 2 mm. No Visible Damage.AEC-Q200 005 AdhesionForce of 1.8Kg for 60 seconds.No Visible Damage Magnification of 20X or greater may be employed for inspection of the mechanical integrity of the device body terminals and body/terminal junction. AEC-Q200 006 Physical Dimension Any applicable method using x10 magnification, micrometers, calipers, gauges, contour projectors, or other measuring equipment, capable of determining the actual specimen dimensions. In accordance with specification. JESD22 JB100

Page 1 of 55 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity AppendixA RFTestDataforBT(ConductedMeasurement) ProductName:PISENP1TrueWirelessBluetoothEarphones TestModel:BHD-TW4 EnvironmentalConditions Temperature: 23.8  C RelativeHumidity:52.1% ATMPressure:100.0kPa TestEngineer:PaddiChen Supervisedby:LingZhu Page 2 of 55 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity A.120dBEmissionBandwidth TestResult TestModeAntennaChannel 20db EBW[MHz] FL[MHz]FH[MHz]Verdict DH5Ant1 24020.9752401.5202402.495--- 24411.0352440.4602441.495--- 24800.9602479.5202480.480--- 2DH5Ant1 24021.2872401.3522402.639--- 24411.3172440.3282441.645--- 24801.3382479.3192480.657--- 3DH5Ant1 24021.2692401.3432402.612--- 24411.2812440.3372441.618--- 24801.2902479.3402480.630--- Page 3 of 55 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page 4 of 55 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 2DH5_Ant1_2402 2DH5_Ant1_2441 Page 5 of 55 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 2DH5_Ant1_2480 3DH5_Ant1_2402 Page 6 of 55 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 3DH5_Ant1_2441 3DH5_Ant1_2480 Page 7 of 55 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Page 8 of 55 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity A.2Maximumconductedoutputpower TestResult TestModeAntennaChannelResult[dBm]Limit[dBm]Verdict DH5Ant1 24020.02≤21PASS 24410.36≤21PASS 24800.29≤21PASS 2DH5Ant1 2402-0.32≤21PASS 2441-0.07≤21PASS 2480-0.26≤21PASS 3DH5Ant1 2402-0.08≤21PASS 2441-0.08≤21PASS 2480-0.03≤21PASS Page 9 of 55 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity TestGraphs DH5_Ant1_2402 DH5_Ant1_2441 DH5_Ant1_2480 Page 10 of 55 FCCID:2BCVO-BHD-TW4ReportNo.: LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 2DH5_Ant1_2402 2DH5_Ant1_2441 Page 11 of 55 FCCID:2BCVO-BHD-TW4ReportNo.: LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 2DH5_Ant1_2480 3DH5_Ant1_2402 Page 12 of 55 FCCID:2BCVO-BHD-TW4ReportNo.: LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity 3DH5_Ant1_2441 3DH5_Ant1_2480 Page 13 of 55 FCCID:2BCVO-BHD-TW4ReportNo.: LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity Page 14 of 55 FCCID:2BCVO-BHD-TW4ReportNo.: LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity A.3Carrierfrequencyseparation TestResult TestModeAntennaChannelResult[MHz]Limit[MHz]Verdict DH5Ant1Hop0.834≥0.690PASS 2DH5Ant1Hop1.012≥0.892PASS 3DH5Ant1Hop1.108≥0.860PASS Page 15 of 55 FCCID:2BCVO-BHD-TW4ReportNo.: LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]…

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Page 1 of 36 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity FCCTESTREPORT FOR GuangdongPisenElectronicsCo.,Ltd. PISENP1TrueWirelessBluetoothEarphones TestModel:BHD-TW4 Preparedfor:GuangdongPisenElectronicsCo.,Ltd. Address:No.9,Qinfu1stStreet,JintangIndustryZone,NiushipuVillage, Liuyue,HenggangTown,LonggangDistrict,ShenzhenCity, GuangdongProvince,PEOPLE'SREPUBLICOFCHINA Preparedby:ShenzhenLCSComplianceTestingLaboratoryLtd. Address: 101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei, ShajingStreet,BaoanDistrict,Shenzhen,518000,China Tel:(+86)755-82591330 Fax:(+86)755-82591332 Web:www.LCS-cert.com Mail:[email protected] Dateofreceiptoftestsample:September05,2023 Numberoftestedsamples:2 SampleNo. ： A09013121-1,A09013121-2 Serialnumber:Prototype DateofTest:September05,2023~September08,2023 DateofReport:September11,2023 Page 2 of 36 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity FCCTESTREPORT FCCCFR47PART15C(15.247) ReportReferenceNo......................:LCSA09013121EA DateofIssue.......................................:September11,2023 TestingLaboratoryName..............:ShenzhenLCSComplianceTestingLaboratoryLtd. Address................................................: 101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei, ShajingStreet,BaoanDistrict,Shenzhen,518000,China TestingLocation/Procedure............ : FullapplicationofHarmonisedstandards■ PartialapplicationofHarmonisedstandards□ Otherstandardtestingmethod□ Applicant’sName.............................: GuangdongPisenElectronicsCo.,Ltd. Address................................................: No.9,Qinfu1stStreet,JintangIndustryZone,NiushipuVillage, Liuyue,HenggangTown,LonggangDistrict,ShenzhenCity, GuangdongProvince,PEOPLE'SREPUBLICOFCHINA TestSpecification Standard..............................................:FCCCFR47PART15C(15.247) TestReportFormNo.........................:LCSEMC-1.0 TRFOriginator....................................:ShenzhenLCSComplianceTestingLaboratoryLtd. MasterTRF.........................................:Dated2011-03 ShenzhenLCSComplianceTestingLaboratoryLtd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe ShenzhenLCSComplianceTestingLaboratoryLtd.isacknowledgedascopyrightownerandsourceofthe material.ShenzhenLCSComplianceTestingLaboratoryLtd.takesnoresponsibilityforandwillnot assumeliabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialduetoits placementandcontext. TestItemDescription.....................:PISENP1TrueWirelessBluetoothEarphones TradeMark..........................................:PISEN TestModel...........................................:BHD-TW4 Ratings.................................................: PleaseRefertoPage6 Result..................................................:Positive Compiledby:Supervisedby:Approvedby: MartinLee/AdministratorCaryLuo/Techniqueprincipal GavinLiang/Manager Page 3 of 36 FCCID:2BCVO-BHD-TW4ReportNo.:LCSA09013121EA ShenzhenLCSComplianceTestingLaboratoryLtd. Add:101,201BldgA&301BldgC,JujiIndustrialParkYabianxueziwei,ShajingStreet,BaoanDistrict,Shenzhen, 518000,China Tel:+(86)0755-82591330|E-mail:[email protected]|Web:www.lcs-cert.com Scancodetocheckauthenticity FCC--TESTREPORT TestResult Positive Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetestlaboratory. TestReportNo.:LCSA09013121EA September11,2023 Dateofissue TestModel.............................. : BHD-TW4 EUT......................................... : PISENP1TrueWirelessBluetoothEarphones Applicant...............................:GuangdongPisenElectronicsCo.,Ltd. Address...................................:No.9,Qinfu1stStreet,JintangIndustryZone,Niushipu Village,Liuyue,HenggangTown,LonggangDistrict, ShenzhenCity,GuangdongProvince,PEOPLE'S REPUBLICOFCHINA Telephone...............................:/ Fax..........................................:/ Manufacturer.........................:GuangdongPisenElectronicsCo.,Ltd. Address..................…

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