2BC8G-LUL04Bluetooth module

User Manual PRODUCT NAME : Bluetooth Low Energy Module MODEL NAME : ETWBCLUL04 (00)-0073 The information contained herein is the exclusive property of LG Innotek and shall not be distributed, reproduced or disclosed in whole or no in part without prior written permission of LG Innotek. DesignedCheckedApproved LG Innotek Co., Ltd. Y.K. KimJ.H. ChangS.D. Choi Document No. 2021.09.162021.09.162021.09.16 Page9 Copyrightⓒ. 2019. All Rights Reserved. Reg. Date : 2021.09.16 User Manual MODEL NAME : ETWBCLUL04 Rev. No : 1.0 Rev. Date : 2021.09.16Page : / 9 DOCUMENT No : LG Innotek Confidential : This document is protected by security policies and law s. [Restricted] Index NoDescriptionPage 1Features2 2Block Diagram2 3Absolute Maximum Ratings 3 4Recommendation operating conditions 4 5Standard test conditions4 6RF specifications5 7Pin description6 8Application Schematic7 9Mechanical Dimension8 10Outline Drawing9 1 Copyrightⓒ. 2019. All Rights Reserved. Reg. Date : 2021.09.16 User Manual MODEL NAME : ETWBCLUL04 Rev. No : 1.0 Rev. Date : 2021.09.16Page : / 9 DOCUMENT No : LG Innotek Confidential : This document is protected by security policies and law s. [Restricted] 2 1. Features ETWBCLUL04 is the small size with antenna BLE 5, IEEE 802.15.4-2006, 2.4 GHz transceiver based on nRF52840(Nordic) solution. § Supported data rates Proprietary 2.4 GHz : 2 Mbps, 1 Mbps § 128-bit AES/ECB/CCM/AAR co-processor (on-the-fly packet encryption) § ARM® Cortex®-M4 32-bit processor with FPU, 64 MHz § Support DC/DC regulator system § Integrated 2.4GHz PCB Printed Antenna § 1MB flash and 256kB RAM § 12-bit, 200ksps, ADC-8 configurable channels with programmable gain § Support GPIO,PDM,PWM,SPI,I2C,I2S,UART,RTC,64level comparator § Size : 15.6 x 9.9 x 2.3mm § Application: Enterprise lighting § Copyrightⓒ. 2019. All Rights Reserved. Reg. Date : 2021.09.16 User Manual MODEL NAME : ETWBCLUL04 Rev. No : 1.0 Rev. Date : 2021.09.16Page : / 9 DOCUMENT No : LG Innotek Confidential : This document is protected by security policies and law s. [Restricted] 3. Absolute maximum ratings Caution : Stresses exceeding the absolute maximum ratings in Table 1 may damage the device. The device may not function or be operable above the recommended operating conditions and stressing the parts to these levels is not recommended. In addition, extended exposure to stresses above the recommended operating conditions may affect device reliability. The absolute maximum ratings are stress ratings only. 3 ParameterMinMaxUnit VCC-+3.9V Junction temperature110°C Storage Humidity (40°C)-90% Storage Temperature-40+85°C MSL (Moisture Sensitivity Level) 3 ESD HBM±1kV ESD MM±500-V < Table 1 > ※ Other conditions 1) Do not use or store modules in the corrosive atmosphere, especially where chloride gas, sulfide gas, acid, alkali, salt or the like are contained. Also, avoid exposure to moisture. 2) Store the modules where the temperature and relative humidity do not exceed 5 to 40°C and 20 to 60%. 3) Assemble the modules within 6 months. Check the soldering ability in case of 6 months over. 4) MSL Level 3 (Floor Life Time : 168Hrs. / Condition : ≤30°C, 60% RH), Standard : IPC / JEDEC J-STD-020C Copyrightⓒ. 2019. All Rights Reserved. Reg. Date : 2021.09.16 User Manual MODEL NAME : ETWBCLUL04 Rev. No : 1.0 Rev. Date : 2021.09.16Page : / 9 DOCUMENT No : LG Innotek Confidential : This document is protected by security policies and law s. [Restricted] 5. Standard test conditions The Test for electrical specification shall be performed under the following condition. Otherwise this following conditions, not guaranteed this performance. 5-1. Ambient condition 5-2. Power supply voltages 5-3. ESD Information 4. Recommendation operating conditions 4 MSL Level 3 (Floor Life Time : 168Hrs. / Condition : ≤30°C, 60% RH) Standard : IPC / JEDEC J-STD-020C 5-4. MSL Note 1) Discharge : Contact, Interval : 1sec, Count : 1 time Condition : C1(100pF), R2(1500ohm), R1(1M~10Mohm) @ HBM Class 1C, JDEC ParameterMinTypMaxUnit Operating temperature-40-85°C Ambient Humidity (40°C)--85% VCC1.83.33.6V Temperature25 ± 5°C Humidity65 ± 5% Input powerSupply Voltage VCC3.3V ESD Min.Max.Unit Human Body Model (HBM)±1kV Machine Model (MM)±500V Copyrightⓒ. 2019. All Rights Reserved. Reg. Date : 2021.09.16 User Manual MODEL NAME : ETWBCLUL04 Rev. No : 1.0 Rev. Date : 2021.09.16Page : / 9 DOCUMENT No : LG Innotek Confidential : This document is protected by security policies and law s. [Restricted] 6. RF Specifications(Conducted Test) 5 PARAMETERTEST CONDITIONSMINTYPMAXUNIT Receiver sensitivity 1 Mbps Packet length<=37 bytes, PER=30.8%--93-80 dBm 2 MbpsPacket length<=37 bytes, PER=30.8%--91-80 Maximum received signal strength Maximum received signal strength at < 30.8% PER -105-dBm Maximum output powerConducted Test58-dBm Modulation Characteristics 1 Mbps delta F1 average225-275kHz ratio(delta F2/delta F1 )80--% 2 Mbps delta F1 average450-550kHz ratio(delta F2/delta F1 )80--% Carrier frequency offset and drift 1 Mbps | f[n] | --150kHz | f0 –fn | --50kHz Carrier frequency offset and drift 2 Mbps | f[n] | --150kHz | f0 –fn | --50kHz Copyrightⓒ. 2019. All Rights Reserved. Reg. Date : 2021.09.16 User Manual MODEL NAME : ETWBCLUL04 Rev. No : 1.0 Rev. Date : 2021.09.16Page : / 9 DOCUMENT No : LG Innotek Confidential : This document is protected by security policies and law s. [Restricted] 7. Pin Description 6 Pin No.Pin NamePin Description 1GNDGround 2ANT Antenna pin for assembly option "external antenna” Not connected for assembly option “PCB antenna”. 3GNDGround 4P0.02/AIN0Analog input or General purpose I/O pin 5P0.03/AIN1Analog input or General purpose I/O pin 6P0.04/AIN2Analog input or General purpose I/O pin 7P0.05/AIN3Analog input or General purpose I/O pin 8P0.30/AIN6Analog input or General purpose I/O pin 9P0.31/AIN7Analog input or General purpose I/O pin 10GNDGround 11VCCSupply voltage 12P0.15General purpose I/O pin 13P0.16General purpose I/O pin 14P0.28/AIN4Analog input or General purpose I/O p…

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Rev1/26/2023 INVENTRONICS(HANGZHOU),INC. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:September11,2024 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BC8G-LUL04 [INVENTRONICS(HANGZHOU),INC.](“theapplicant”)certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivinganequipment authorizationpursuanttosection2.903oftheFCCrules. Sincerely, Signature Name:LiliZhu Title:ProjectManager Company:INVENTRONICS(HANGZHOU),INC. Addressandcontactinformation:InventronicsScienceandTechnologyPark,#459 JianghongRd.BinjiangDistrict,Hangzhou,Zhejiang310052,China Rev1/26/2023 INVENTRONICS(HANGZHOU),INC. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:September11,2024 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BC8G-LUL04 [ INVENTRONICS(HANGZHOU),INC. ](“theapplicant”)certifiesthat,asofthedateofthefiling oftheapplication,theapplicantisnotidentifiedontheCoveredList(asaspecificallynamedentityor anyofitssubsidiariesoraffiliates)asanentityproducing“covered” equipment. Sincerely, Signature Name:LiliZhu Title:ProjectManager Company:INVENTRONICS(HANGZHOU),INC. Addressandcontactinformation:InventronicsScienceandTechnologyPark,#459 JianghongRd.BinjiangDistrict,Hangzhou,Zhejiang310052,China

INVENTRONICS(HANGZHOU),INC FCCID:2BC8G-LUL04 CFR47§2.911(d)(7)FCCUSAgentLetterofAttestation Date:09-11-2024 FCCID:2BC8G-LUL04FRN:0034367102 To:FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 ToWhomItMayConcern, [INVENTRONICS(HANGZHOU),INC](“theapplicant”)certifiesthat,asofthedateofthefilingofthe application,[OasisCompliance,Inc.]isourdesignatedU.S.agentforserviceofprocessfortheabove referencedFCCID.[INVENTRONICS(HANGZHOU),INC]acceptstomaintainanagentfornolessthan oneyearafterthegranteehasterminatedallmarketingandimportationortheconclusionofany Commission-relatedproceedinginvolvingtheequipment. [OasisCompliance,Inc.]accepts,asofthedateofthefilingoftheapplication,theobligationofthe designatedU.S.agentforserviceofprocessfortheabovereferencedFCCID. Weareawareoftherequirementsandresponsibilitiesoftheapplicant’sagentforserviceofprocessas outlinedintheFCCsection2.911(d)(7)andReportandOrderFCC22-84paragraph63. U.S.AgentInformation: OasisCompliance,Inc. FRN:0033464157 JamesHe 3313VerdiDr,SanJose,CA95111 Cell:2026028330 ShanghaiMXCHIPInformationTechnologyCo.,Ltd.OasisCompliance,Inc. LiliZhu JamesHe

Rev11/20/07 INVENTRONICS(HANGZHOU),INC. FederalCommunicationsCommission AuthorizationandEvaluationDivision ConfidentialityRequestregardingapplicationforcertificationofFCCID:2BC8G-LUL04 PursuanttoSections0.457and0.459oftheCommission’sRules,weherebyrequestconfidential treatmentofinformationaccompanyingthisapplicationasoutlinedbelow: ExhibitTypeFileName BlockBlock Schematicssch OperationalDescriptionOperationdescriptiion Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedto thepublic.Thepublicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovide unjustifiedbenefitstoitscompetitors. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthis applicationandallaccompanyingdocumentationwillnotbemadebeforethedateoftheGrant forthisapplication. Sincerely, Signature Name:LiliZhu Title:ProjectManager Company:INVENTRONICS(HANGZHOU),INC. Addressandcontactinformation:InventronicsScienceandTechnologyPark,#459 JianghongRd.BinjiangDistrict,Hangzhou,Zhejiang310052,China

INVENTRONICS(HANGZHOU),INC. OperatingProceduresForm–FCCModularPage1of2 MODULARAPPROVALLETTER 2024/10/11 (Productname)FCCID:2BC8G-LUL04,isseekingFCCAuthorizationasa SingleModulartransmitter/SingleLimitedModularApproval(Pleasecheckone) TheEUTmeetstherequirementsfor SingleModularapproval/SingleLimitedModularApproval(pleasecheckone) asdetailedinKDB996369.Compliancetoeachoftherequirementsisdescribedbelow: Requirementper15.212andKDB996369D01ExplanationfromGrantee (donotwriteyes/no,butexplainwhyproduct complies/howitisachieved) Theradioelementsmusthavetheradiofrequencycircuitry shielded.Physicalcomponentsandtuningcapacitor(s)maybe locatedexternaltotheshield,butmustbeonthemodule assembly. Thismodulehasacompletemetalshield coveringtheentirecircuit,exceptforthe antenna. Themodulemusthavebufferedmodulation/datainputstoensure thatthedevicewillcomplywithPart15requirementswithanytype ofinputsignal. IthaslargeFlashandram,andacomplete modemtoensurethatthedevicewillcomply withPart15requirementswithanytypeof inputsignal. Themodulemustcontainpowersupplyregulationonthemodule. ItintegratedDCDC(BUCK)andseveral LDOsinternally. Themodulemustcontainapermanentlyattachedantenna,or containauniqueantennaconnector,andbemarketedand operatedonlywithspecificantenna(s),per§§15.203,15.204(b), 15.204(c),15.212(a),2.929(b). ThemodulecontainsainvertedPCBantenna ontheboard. Themodulemustdemonstratecomplianceinastand-alone configuration. ItcontainsRFPA/LNAandtransceiver,and ARMCortexM0MCUinside;Itcanrealize functionsstandalone. ThemodulemustbelabeledwithitspermanentlyaffixedFCCID label,oruseanelectronicdisplay(seeKDBPublication784748). Alabelwillbeattachedtothemetalshieldof themodule. Themodulemustcomplywithallspecificrulesapplicabletothe transmitter,includingalltheconditionsprovidedintheintegration instructionsbythegrantee. Thismodulehasgooddesignanduniform quality,itcanmeettestrequirements. ThemodulemustcomplywithRFexposurerequirements ItcomplieswiththeBluetoothLowEnergyand BLEspecification,andithasbeentestedand verified. Client’ssignature: Client’sname&title: LiliZhu/ProjectManager /address InventronicsScienceandTechnologyPark, #459JianghongRd.BinjiangDistrict,Hangzhou,Zhejiang310052,China INVENTRONICS(HANGZHOU),INC. OperatingProceduresForm–FCCModularPage2of2

INVENTRONICS(HANGZHOU),INC. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Date:September11,2024 FCCID:2BC8G-LUL04 ToWhomItMayConcern: We,theundersigned,herebyauthorizeEmily.DengatGRGMetrology&TestGroup Co.,Ltd.onourbehalf,toapplytotheFederalCommunicationsCommissiononour equipment.AnyandallactscarriedoutbyGRGMetrology&TestGroupCo.,Ltd.onour behalfshallhavethesameeffectasactsofourown. ThisistoadvisethatweareinfullcompliancewiththeAnti-DrugAbuseAct.We,the applicant,arenotsubjecttoadenialoffederalbenefitspursuanttoSection5301ofthe Anti-DrugActof1988,21USC853a,andnopartytotheapplicationissubjecttoadenial offederalbenefitspursuanttothatsection. Regards, Signature Name:LiliZhu Title:ProjectManager Company:INVENTRONICS(HANGZHOU),INC. Addressandcontactinformation:InventronicsScienceandTechnologyPark,#459JianghongRd. BinjiangDistrict,Hangzhou,Zhejiang310052,China

Report No.: S20240801482701 1 of 3 Attachment 1： External Photo of EUT Photo 1: The whole product view Photo 2: The whole product view Report No.: S20240801482701 2 of 3 Photo 3: The whole product view Photo 4: The whole product view Report No.: S20240801482701 3 of 3 Photo 5: The whole product view Photo 6: The whole product view

4

Report No.: S20240801482701 1 of 3 Attachment 2： Internal Photo of EUT Photo 1: Internal View for PCB Photo 2: Internal View for PCB Report No.: S20240801482701 2 of 3 Photo 3: Internal View for PCB Photo 4: Internal View for PCB Report No.: S20240801482701 3 of 3 Photo 5: Internal View for BLE Antenna

FangguangInspection&TestingCo.,Ltd. PageNumber:1of5 RFExposureEvaluationDeclaration ReportNo.:S20240801482702 IssueDate:09-14-2024 Applicant:INVENTRONICS(HANGZHOU),INC. Address: InventronicsScienceandTechnologyPark,#459 JianghongRd.BinjiangDistrict,Hangzhou,Zhejiang 310052,China FCCID:2BC8G-LUL04 Product:BLEmodule ModelNo.:ETWBCLUL04 TradeMark:INVENTRONICS FCCClassification:DigitalTransmissionSystem(DTS) FCCRulePart(s):Part15SubpartC(15.247) ItemReceiptdate:Aug.01,2024 TestDate:Aug07~Aug26,2024 CompiledBy (StoneZhang) SeniorTestEngineer ApprovedBy (LineChen) EngineerManager Thetestresultsrelateonlytothesamplestested. Thisequipmenthasbeenshowntobecapableofcompliancewiththeapplicabletechnicalstandardsas indicatedinthemeasurementreportandwastestedinaccordancewiththemeasurementproceduresspecified inKDB558074D01.Testresultsreportedhereinrelateonlytotheitem(s)tested. ThetestreportshallnotbereproducedexceptinfullwithoutthewrittenapprovalofFangguangInspection& TestingCo.,Ltd.WuxiBranch Thetestreportmustnotbeusedbytheclienttoclaimproductcertifications,approval,orendorsementby NVLAP,NISToranyagencyofU.S.Government. ReportNo.:S20240801482702 PageNumber:2of5 RevisionHistory ReportNo.VersionDescriptionIssueDate S20240801482702Rev.01/09-14-2024 ReportNo.:S20240801482702 PageNumber:3of5 1.PRODUCTINFORMATION 1.1.EquipmentDescription 1.2.ProductSpecificationSubjectivetothisReport Note: 1.ThemaximumAntennaGainwasdeclaredbythemanufacturer. ProductName:BLEmodule ModelName:ETWBCLUL04 TradeMark:INVENTRONICS InputVoltageRange:DC:3.3V BluetoothVersion:5.0 BluetoothFrequency2402~2480MHz NumberofChannels40 ChannelSpacing2MHz TypeofmodulationGFSK DataRate1Mbps AntennaType:PCBAntenna AntennaGain:-1.39dBi ReportNo.:S20240801482702 PageNumber:4of5 2.RFExposureEvaluation 2.1.Limits AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeusedtoevaluatethe environmentimpactofhumanexposuretoradiofrequency(RF)radiationasspecifiedin1.1307(b) LIMITSFORMAXIMUMPERMISSIBLEEXPOSURE(MPE) FrequencyRange (MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) PowerDensity (mW/cm 2 ) AverageTime (Minutes) (A)LimitsforOccupational/ControlExposures 300-1500----f/3006 1500-100,000----56 (B)LimitsforGeneralPopulation/UncontrolledExposures 300-1500----f/15006 1500-100,000----130 f=FrequencyinMHz CalculationFormula:Pd=(Pout*G)/(4*pi*r 2 ) Where Pd=powerdensityinmW/cm 2 Pout=outputpowertoantennainmW G=gainofantennainlinearscale Pi=3.1416 r=distancebetweenobservationpointandcenteroftheradiatorincm PdisthelimitofMPE,1mW/cm².Ifweknowthemaximumgainoftheantennaandthetotalpower inputtotheantenna,throughthecalculation,wewillknowthedistancerwheretheMPElimitis reached. ReportNo.:S20240801482702 PageNumber:5of5 2.2.TestResultofRFExposureEvaluation ProductBLEmodule TestItemRFExposureEvaluation Mode Frequency (MHz) Maximum Conducted OutputPower (dBm) Antenna Gain (dBi) PG MPE (mW/cm 2 ) MPE Limits (mW/cm 2 ) (dBm)(mW) BLE2402~24808.32-1.396.934.930.011.00 Remark:1.MPEusedistanceis20cmfrommanufacturerdeclarationofusermanual. Remark:2.Usethemaximumgainofallbandswhenevaluating CONCULISON: TheMaxPowerDensityatR(20cm)=0.01mW/cm 2 <1mW/cm 2 . SotheEUTcomplieswiththerequirement. TheEnd

SPECIFICATIONS DesignedCheckedApproved LG Innotek Co., Ltd. Y.U.Jeong DOCUMENT No. 2021RF-LG019 2021.09.16--PAGE7 The information contained herein is the exclusive property of LG Innotek and shall not be distributed, reproduced or disclosed in whole or no in part without prior written permission of LG Innotek. PRODUCT NAME : Bluetooth Low Energy Antenna MODEL NAME : ETWBCLUL04 Ant. S P E C I F I C A T I O N PAGE : DOCUMENT No : REG. DATE : 2021.09.16 REV. DATE : 2021.09.16 REV.NO : 1.0 ©2021 LGIT. All rights reserved. 2021RF-LG019 1 / 7 MODEL NAME : ETWBCLUL04 LG Innotek Confidential : This document is protected by security policies and laws. [Confidential] Change History of Revision RevisionDateContents of Revision ChangeRemark 1.02021.09.16BLE ANT SpecY.U.Jeong S P E C I F I C A T I O N PAGE : DOCUMENT No : REG. DATE : 2021.09.16 REV. DATE : 2021.09.16 REV.NO : 1.0 ©2021 LGIT. All rights reserved. 2021RF-LG019 2 / 7 MODEL NAME : ETWBCLUL04 LG Innotek Confidential : This document is protected by security policies and laws. [Confidential] Table of Contents NoDescriptionPage 1ANT Features3 2Antenna Characteristics3 2.1 Network Data4 2.2 Efficiency5 2.3 Radiation Pattern6 3ANT Test Condition 6 4ANT Dimension7 S P E C I F I C A T I O N PAGE : DOCUMENT No : REG. DATE : 2021.09.16 REV. DATE : 2021.09.16 REV.NO : 1.0 ©2021 LGIT. All rights reserved. 2021RF-LG019 3 / 7 MODEL NAME : ETWBCLUL04 LG Innotek Confidential : This document is protected by security policies and laws. [Confidential] 2. Antenna Characteristics 1. ANT Features - BLE ANT - Main Frequency: 2.45GHz - Frequency range : From 2.412~2.485GHz - Operating temperature range : -35 to +95°C (typ.) - ANT Material : PCB pattern Antenna Performance ParameterMinTypMaxUnit Frequency Range241224502485MHz Directivity-Omni-- Full Bands Average Gain--7.24- dBi Full Bands Peak Gain--1.39 V.S.W.R3:1--Under Impedance50Ohm Radiation MaterialPCB pattern - Dual Band ANT1 S P E C I F I C A T I O N PAGE : DOCUMENT No : REG. DATE : 2021.09.16 REV. DATE : 2021.09.16 REV.NO : 1.0 ©2021 LGIT. All rights reserved. 2021RF-LG019 4 / 7 MODEL NAME : ETWBCLUL04 LG Innotek Confidential : This document is protected by security policies and laws. [Confidential] 2.1 Network Data VSWR S P E C I F I C A T I O N PAGE : DOCUMENT No : REG. DATE : 2021.09.16 REV. DATE : 2021.09.16 REV.NO : 1.0 ©2021 LGIT. All rights reserved. 2021RF-LG019 5 / 7 MODEL NAME : ETWBCLUL04 LG Innotek Confidential : This document is protected by security policies and laws. [Confidential] 2.2. Efficiency S P E C I F I C A T I O N PAGE : DOCUMENT No : REG. DATE : 2021.09.16 REV. DATE : 2021.09.16 REV.NO : 1.0 ©2021 LGIT. All rights reserved. 2021RF-LG019 6 / 7 MODEL NAME : ETWBCLUL04 LG Innotek Confidential : This document is protected by security policies and laws. [Confidential] 2.3. Radiation Pattern <2.45GHz> 3. ANT Test Condition CTIA-OTA Test Chamber : 3x6x3m S P E C I F I C A T I O N PAGE : DOCUMENT No : REG. DATE : 2021.09.16 REV. DATE : 2021.09.16 REV.NO : 1.0 ©2021 LGIT. All rights reserved. 2021RF-LG019 7 / 7 MODEL NAME : ETWBCLUL04 LG Innotek Confidential : This document is protected by security policies and laws. [Confidential] 4. Dimensions

FangguangInspection&TestingCo.,Ltd. HeadquartersAdd.:AreaBofthe3rdfloor,XEDASci-TechPark,XiqingEconomicDevelopmentArea,Tianjin,China Tel:+86-020-66289500-8260Email:[email protected]://www.fgtest.cn TRFNo.:FG.WI-07-Part15SubpartC(15.247)ReportsInquiry:https://grgtest.com PageNumber:1of93 ReportNo.:S20240801482701 IssueDate:09-14-2024 Applicant:INVENTRONICS(HANGZHOU),INC. Address:InventronicsScienceandTechnologyPark,#459 JianghongRd.BinjiangDistrict,Hangzhou,Zhejiang 310052,China FCCID: 2BC8G-LUL04 Product:BLEmodule ModelNo.:ETWBCLUL04 FCCClassification:DigitalTransmissionSystem(DTS) FCCRulePart(s):Part15SubpartC(15.247) TestProcedure(s):ANSIC63.10-2013,KDB558074D01v05r02 Result:Pass ItemReceiptDate:Aug.01,2024 TestDate:Aug07~Aug26,2024 MEASUREMENTREPORT FCCPART15.247Bluetooth-LE CompiledBy (StoneZhang) SeniorTestEngineer ApprovedBy (LineChen) EngineerManager Thetestresultsrelateonlytothesamplestested. Thisequipmenthasbeenshowntobecapableofcompliancewiththeapplicabletechnicalstandardsas indicatedinthemeasurementreportandwastestedinaccordancewiththemeasurementproceduresspecified inKDB558074D01.Testresultsreportedhereinrelateonlytotheitem(s)tested. ThetestreportshallnotbereproducedexceptinfullwithoutthewrittenapprovalofFangguangInspection& TestingCo.,Ltd.WuxiBranch Thetestreportmustnotbeusedbytheclienttoclaimproductcertifications,approval,orendorsementby NVLAP,NISToranyagencyofU.S.Government. ReportNo.:S20240801482701 PageNumber: 2 of 93 RevisionHistory ReportNo.VersionDescriptionIssueDate S20240801482701 Rev.01 /09-14-2024 ReportNo.:S20240801482701 PageNumber: 3 of 93 CONTENTS §2.1033GeneralInformation..............................................................................................................5 1.INTRODUCTION..........................................................................................................................6 1.1.Scope................................................................................................................................6 1.2.FangguangTestLocation.................................................................................................6 2.PRODUCTINFORMATION..........................................................................................................7 2.1.EquipmentDescription......................................................................................................7 2.2.ProductSpecificationSubjectivetothisReport................................................................7 2.3.OperationFrequency/ChannelList.................................................................................8 2.4.DeviceCapabilities............................................................................................................8 2.5.DescriptionofTestSoftware.............................................................................................9 2.6.TestMode........................................................................................................................11 2.7.TestConfiguration...........................................................................................................12 2.8.EMISuppressionDevice(s)/Modifications......................................................................12 2.9.EUTPhoto.......................................................................................................................12 2.10.LabelingRequirements...................................................................................................12 2.11.Calculationwithallconversionandcorrectionfactorsused..........................................12 3.DESCRIPTIONOFTEST...........................................................................................................13 3.1.EvaluationProcedure......................................................................................................13 3.2.ACLineConductedEmissions.......................................................................................13 3.3.RadiatedEmissions........................................................................................................14 4.ANTENNAREQUIREMENTS....................................................................................................15 5.TESTEQUIPMENTCALIBRATIONDATE...............................................................................16 6.MEASUREMENTUNCERTAINTY.............................................................................................17 7.TESTRESULT............................................................................................................................18 7.1.Summary.........................................................................................................................18 7.2.6dBBandwidthMeasurement.........................................................................................19 7.2.1.TestLimit.....................................................................................................................19 7.2.2.TestProcedureused...................................................................................................19 7.2.3.TestSetting..................................................................................................................19 7.2.4.TestSetup...................................................................................................................19 7.2.5.TestResult...................................................................................................................20 7.3.OutputPowerMeasurement...........................................................................................23 7.3.1.TestLimit.....................................................................................................................23 ReportNo.:S20240801482701 PageNumber: 4 of 93 7.3.2.TestProcedureUsed...................................................................................................23 7.3.3.TestSetting..................…

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ReportNo.:S20240801482701 PageNumber: 61 of 93 TestMode:BLE_2MTestDate:2024-08-23 TestChannel:00TestEngineer:StoneZhang SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11160.0067.9044.30-23.6074.0029.70150229PKHorizontalPASS 21392.0062.3140.06-22.2574.0033.94150134PKHorizontalPASS 31724.0058.5738.44-20.1374.0035.56150138PKHorizontalPASS 42255.0058.2141.20-17.0174.0032.8015039PKHorizontalPASS 53188.0053.5639.90-13.6674.0034.1015073PKHorizontalPASS 64805.0050.4643.68-6.7874.0030.32150360PKHorizontalPASS 71148.0059.2135.56-23.6554.0018.44150147AVHorizontalPASS 81394.0051.6529.42-22.2354.0024.58150134AVHorizontalPASS 91725.0050.4130.29-20.1254.0023.71150138AVHorizontalPASS 102240.0047.4630.40-17.0654.0023.60150138AVHorizontalPASS 113200.0042.4628.86-13.6054.0025.141504AVHorizontalPASS 124805.0044.1137.33-6.7854.0016.6715044AVHorizontalPASS Note: (1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20240801482701 PageNumber: 62 of 93 SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11160.0066.0443.44-22.6074.0030.5615034PKVerticalPASS 21519.0062.2341.39-20.8474.0032.6115087PKVerticalPASS 32254.0060.3943.42-16.9774.0030.5815052PKVerticalPASS 42657.0061.9646.49-15.4774.0027.5115092PKVerticalPASS 53953.0052.5644.01-8.5574.0029.9915074PKVerticalPASS 64782.0051.6444.29-7.3574.0029.7115082PKVerticalPASS 71123.0054.4731.74-22.7354.0022.26150126AVVerticalPASS 81509.0054.0033.11-20.8954.0020.8915087AVVerticalPASS 92263.0051.0234.07-16.9554.0019.9315056AVVerticalPASS 102658.0051.9236.45-15.4754.0017.5515092AVVerticalPASS 113986.0043.1534.79-8.3654.0019.21150130AVVerticalPASS 124805.0045.3438.02-7.3254.0015.98150250AVVerticalPASS Note: (1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20240801482701 PageNumber: 63 of 93 TestMode:BLE_2MTestDate:2024-08-23 TestChannel:19TestEngineer:StoneZhang SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11159.0067.7644.15-23.6174.0029.85150235PKHorizontalPASS 21233.0066.6043.33-23.2774.0030.6715060PKHorizontalPASS 31401.0062.2640.07-22.1974.0033.93150136PKHorizontalPASS 41994.0057.9039.68-18.2274.0034.321504PKHorizontalPASS 53198.0052.6939.08-13.6174.0034.921509PKHorizontalPASS 64587.0049.3942.37-7.0274.0031.6315089PKHorizontalPASS 71149.0056.7133.07-23.6454.0020.93150111AVHorizontalPASS 81198.0054.8831.42-23.4654.0022.58150146AVHorizontalPASS 91395.0052.1429.92-22.2254.0024.08150141AVHorizontalPASS 102015.0046.1228.04-18.0854.0025.96150340AVHorizontalPASS 113197.0043.2329.61-13.6254.0024.39150360AVHorizontalPASS 124651.0039.7232.71-7.0154.0021.29150335AVHorizontalPASS Note: (1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20240801482701 PageNumber: 64 of 93 SuspectedDataList NO . Frequenc y [MHz] Readin g [dBμV] Level [dBμV/m ] Facto r [dB/m ] Limit [dBμV/m ] Margi n [dB] Heigh t [cm] Angl e [°] De t Pol Verdic t 11197.0067.2244.74-22.474.0029.26150114PKVerticaPASS 21523.0062.5441.72-20.874.0032.28150102PKVerticaPASS 31999.0061.9244.15-17.774.0029.8515093PKVerticaPASS 42656.0057.7742.28-15.474.0031.72150334PKVerticaPASS 54259.0060.7552.98-7.7774.0021.0215071PKVerticaPASS 65323.0051.7645.35-6.4174.0028.6515041PKVerticaPASS 71204.0057.0934.64-22.454.0019.36150114AVVerticaPASS 81517.0053.3132.46-20.854.0021.54150102AVVerticaPASS 92000.0052.1534.39-17.754.0019.6115097AVVerticaPASS 102657.0048.3932.92-15.454.0021.08150334AVVerticaPASS 114260.0051.5043.73-7.7754.0010.2715071AVVerticaPASS 125324.0040.7434.33-6.4154.0019.6715041AVVerticaPASS Note: (1)Level=Reading+Factor (2)Margin=Limit-Level ReportNo.:S20240801482701 PageNumber: 65 of 93 TestMode:BLE_2MTestDate:2024-08-23 TestChannel:39TestEngineer:StoneZhang SuspectedDataList NO. Frequency [MHz] Reading [dBμV] Level [dBμV/m] Factor [dB/m] Limit [dBμV/m] Margin [dB] Height [cm] Angle [°] DetPolVerdict 11161.0069.2145.61-23.6074.0028.39150115PKHorizontalPASS 21432.0063.9341.88-22.0574.0032.12150150PKHorizontalPASS 31596.0059.9738.86-21.1174.0035.14150144PKHorizontalPASS 42251.0058.8941.87-17.0274.0032.1315079PKHoriz…

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