2BKUL-M2WS8100-M2

WS8100-M2Ble5.0Modulespecification Productmodel:WS8100-M2 Issue:Rev1.6 ChapterOne,moduleintroduction WS8100_M2isatransparenttransmissionmodulebasedonWS8100.Ithas thecharacteristicsoflowpowerconsumption,highspeed,long transmissiondistanceandeasyoperation. ThemodulecanbeusedfortransparenttransmissionofATinstructions, andtheusercaninteractwiththemodulethroughtheserialport.At thesametime,themodulesupportsthesecondarydevelopmentfunction, retainsthemoduleburninganddebuggingport,anduserscanre-develop theprojectaccordingtotheirownneeds. ATinstructionmode:Theusercanqueryorconfiguretheparametersof themodulethroughthecorrespondinginstructionset. Secondarydevelopment:perfectinformationintroductionandsoftware interface,allaspectstosupportusersecondarydevelopment,easy upgrade,supporton-chipflashreadandwrite,standbyultra-lowpower consumption. 1.1.1Demoboarddiagram Topviewsubface 1.2ModulepinfigureZZ PINchartPackagedrawing 1.3ModuleDimensions Size:19×13×1.0unitmm 1.4PerformanceParameters microcontroller -32-bithighperformanceRISCcore -16MHz/32MHzclock -512KB/1MBFlash -40KBCachestaticRAM(SRAM) -Operatingtemperature:-20°C~+85°C Lowpowerconsumption -Operatingvoltagerange:1.8to3.6V -On-chipDC-DCconverter -MCUoperatingcurrent:1.4mA@16Mhz -MCUsleepcurrent: 0.6uA(IOwakeup) 1.0uA(32Khzon,8KRAMon) 1.1uA(32Khzon,24KRAMon) -Receivingcurrent:8.5mA -Sendingcurrent:9.5mA@+0dbm 16mA@+7dbm RFpart -2.4GHzRFtransceiver,Bluetoothcompliant LowPower(BLE)5.0specification --97dBmReceivingsensitivity --20dBm~+7dBmprogrammableoutputpower -Single-endRFport -Frequencyrange:2402MHzto2480MHz -Modulationmode:GFSK 1.5LowPowerMode PowerDomainPeriRAMAONFLASH DeepSleep+OffOffOnOn Sleep(HOSCOff)OnOnOnOn 1.6PINfunctiontable ser ial num ber Pin definition IO Modu le scre en prin ting Pin type describe 1PC0PC0C0I/0Undefined,usedforsecondarydevelopment 2PC1PC1C1I/0Undefined,usedforsecondarydevelopment 3PC0PC0C3I/0Undefined,usedforsecondarydevelopment 4GNDGNDGPmodularly 5RSTRSTRSI Moduleresetpin,afterthereset,thecontrol IOshouldbesettosuspensioninputtoreduce powerconsumption. 0:reset 1:worksnormally 6UART_RXPD2RXISerialportRXdatareceiver 7UART_TXPD3TXOSerialportTXDatasender 8VCCV333VP Modulepowersupplypositive,range: 1.8V-3.6V,typical3.3V 9CONN_STAT0PB1B1OB1andB0areBIT1andBIT0respectively 00:Stopthebroadcast 01:Broadcastingnow 10:Theconnectioniscomplete 11:Theconnectionisdown 10CONN_STAT1PB0B0O 11DEBUG_TXPB3B3ILowlevel/DEBUGUARTTXnotdefined 12DEBUG_RXPB2B2ILowlevel/DEBUGUARTRXnotdefined 13WAKE_UPPB4B4I 1:Themodulewakesup 0:Modulestandby,disconnectBluetooth connection,standbycurrent0.8uA [ExtremelylowpowerrequirementsNote:After 2secondsofhighoutput,setIOtoinput drop-down,otherwiseitwillincreasepower consumption Theoperationwithdetectionsignal:PD1is highaftereffective. 14STANDBYEPA0A0I 1:Enterstandbymode. 0:indicatestheworkingmode. [ExtremelylowpowerrequirementsNote:After 2secondsofhighoutput,setIOtoinput drop-down,otherwiseitwillincreasepower consumption. Theoperationwithdetectionsignal:PD1islow aftereffective. 15MODE_CTRLPA1A1I Modulesignalinput,serialportmodeswitch 1:Theserialportisincommandmode 0:indicatesthattheserialportisin transparentmode 16UART_ENPA2A2I 1:Theserialportisreadytoreceivedata 0:Theserialportisidle,reducingpower consumption 17BT_ENPA3A3I Modulesignalinput,moduleBluetoothenabled 0:Themodulestartsbroadcastinguntila deviceisconnectedtoit 1:TurnoffBluetooth,ifthereisa connection,disconnect,andturnoffthe broadcast 18PA4PA4A4I/OUndefined,usedforsecondarydevelopment 19PD1PD1D1I/OUndefined,usedforsecondarydevelopment 20PD0PD0D0I/OUndefined,usedforsecondarydevelopment 21GNDGNDGPmodularly 1.7Reflowcurve 2.1InstructionFormat Incommandmode,moduleparameterscanbequeriedorsetthroughtheserialport. Queryclassinstructionsaresenttothemoduleintheformatof"AT+XXXX\CR\LF". Thesetupclassinstructionsaresenttothemoduleintheformatof"AT+XXXX:xxxx\CR\LF". Where\CR\LFis"\r\n"andthehexadecimalis(0x0D,0x0A). Forexample: Thequerymodecommandissent asc:AT+ROLE\r\n Correspondinghexadecimalnumber:41542B564552530D0A Serialporttransmissionparametersareasfollows:Thedefaultbaudrateis115200bps.8data bits;1bitstopbit;Nocheck. Chapter2Softwareinstructionset 2.1InstructionFormat 2.2QueryingtheinstructionTable Instruction specification instructrespond parameter specification ExampleQuery theprimary/seco ndarymode AT+ROLE\r\n ROLE:SLA VE\r\n Queryingthe Firmwareversion AT+VERS\r\n VX.X\r\n Querying BluetoothMAC addresses AT+GADD\r\n ADDR:XX XX\r\n Queryingthe devicename AT+GNAM\r\n NAME:XX XX\r\n Query connection interval AT+GCONA\r\n CON:XXX X\r\n unit 0.625ms ExampleQuery themaximum connection interval AT+GCONX\r\n CONMAX: XXXX\r\n unit 0.625ms ExampleQuery theminimum connection interval AT+GCONN\r\n CONMIN: XXXX\r\n unit 0.625ms Querylatency AT+LATY+\r\n LATY:XXX X+\r\n Querytransmit power AT+GPWR\r\n PWR:XXX X\r\n ExampleQuery thebaudrateof aserialport AT+GURT\r\n UART:XX XX\r\n GetBluetooth status AT+GSTA\r\n ADVERTIS ING_ON Broadcaston Querypairing password AT+GPWD\r\n Pair code:XXX X Querybroadcast AT+GADVA\r\nADV:XXX unit interval X\r\n：1.25ms ExampleQuery themaximum broadcast interval AT+GADVX\r\n ADVMAX: XXXX\r\n unit ：1.25ms Querythe minimum broadcast interval AT+GADVN\r\n ADVMIN: XXXX\r\n unit ：1.25ms ExampleQuery broadcastpacket content AT+GAVD\r\n AVD:XXX XXX\r\n 2.3Settingthecommandtable Instruction specification instructrespondparameterspecification Setthebaudrateof theserialport AT+UART+Para\r\nOK\r\n Needinput 2400、4800、 9600、19200、38400、 57600、115200 Oneofthe numbers presetvalue ：115200 Settingthedevice name AT+SNAM+Para\r\nOK\r\n Enterastringnamewitha maximumof20bytes Defaultvalue: WS8100_BLE5.0 Modulereset AT+REST\r\nOK\r\n Bluetoothmodulerestart Moduleparameter reset AT+PDEF\r\nOK\r\n Bluetoothmodule parametersreset Setconnection interval 【Maximumand minimumvaluesare thesame】 AT+SCONA+Para\r\ n OK\r\n Input6~3200(uint: 1.25ms) Defaultvalue:64 Setthemaximum connectioninterval AT+SCONX+Para\r\ n OK\r\n input6~3200(uint: 1.25ms) Defaultvalue ： 64 Sett…

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ShenzhenQianhaiWeishengIntelligentTechnologyCo., Ltd FederalCommunicationsCommission Authorizationand EvaluationDivision EquipmentAuthorizationBranch 7435 OaklandMills Road Columbia,MD 21046 9/10/24 U.S. AgentDesignation ShenzhenQianhaiWeishengIntelligentTechnologyCo., Ltdacknowledgestheir consentfor the following contactlocatedin the UnitedStatesto act as their agentfor serviceof processfor the equipmentfor which authorizationis sought(FCC ID:2BKUL-M2): Nameand companyof U.S. agent:UUX GROUPINC PhysicalU.S. addressof agent:36 South18th Avenue,Suite A Brighton,CO USA 80601 FRN of U.S. agent:0033701590 Email addressof U.S. agent:[email protected] UUX GROUPINCacknowledgestheir obligationto acceptserviceof processon behalfofShenzhenQianhai WeishengIntelligentTechnologyCo., Ltd. ShenzhenQianhaiWeishengIntelligentTechnologyCo., Ltdwith the FRN0035910165acceptsits obligation to maintainan agent for serviceof processin the UnitedStatesfor no less than one year after either the grantee has permanentlyterminatedall marketingand importationof the applicableequipmentwithinthe U.S., or the conclusionof any Commission-relatedadministrativeor judicialproceedinginvolvingthe equipment,whicheveris later. By signingthis form, we confirmthe aboveand that we are awareof the applicationrequirementslisted under§ 2.911(d)(7). The informationprovidedin this letter is basedon the referencedrule parts of Title 47 of the CFR as well as KDB 986446D01. An expirationdate for this letter does not exist. In case the U.S. agent changes,the granteeis obligatedto notify the FCC within 30 days via the grantingTCB. Sincerely, Signature yuxin liang ProductManager ShenzhenQianhaiWeishengIntelligentTechnology Co., Ltd Signature Jack Fu Manager UUX GROUPINC 48_[model] US_Agent_2.911(d)(7)-U, V05

Page1of4FCCID: 2BKUL-M2 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. ExternalPhotos Photo1 Photo2 Page2of4FCCID: 2BKUL-M2 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo3 Photo4 Page3of4FCCID: 2BKUL-M2 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo5 Photo6 Page4of4FCCID: 2BKUL-M2 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo7 Photo8 ------End------ Auxiliarytestboard EUT

Label FCC ID: 2BKUL-M2

Page1of2FCCID: 2BKUL-M2 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. InternalPhotos Photo1 Photo2 Page2of2FCCID: 2BKUL-M2 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo3 ------End------ BTAntenna

RFExposureevaluation FCCID:2BKUL-M2 Exposurecategory:Generalpopulation/uncontrolledenvironment EUTType:ProductionUnit DeviceType:MobileDevice 1.Reference Accordingto§1.1307(b)(1),systemsoperatingundertheprovisionsofthissectionshallbe operatedinamannerthatensuresthatthepublicisnotexposedtoradiofrequencyenergy levelinexcessoftheCommission’sguidelines. Accordingto§1.1310and§2.1091RFexposureiscalculated. KDB447498D01:MobileandPortableDevicesRFExposureProceduresandEquipment AuthorizationPolicies 2.Limit LimitsforMaximumPermissibleExposure(MPE)/ControlledExposure Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) PowerDensity (mW/cm²) AveragingTime (minute) LimitsforOccupational/ControlledExposure 0.3–3.0 3.0–30 30–300 300–1500 1500–100,000 614 1842/f 61.4 / / 1.63 4.89/f 0.163 / / (100)* (900/f 2 )* 1.0 f/300 5 6 6 6 6 6 LimitsforMaximumPermissibleExposure(MPE)/UncontrolledExposure Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) PowerDensity (mW/cm²) AveragingTime (minute) LimitsforOccupational/ControlledExposure 0.3–3.0 3.0–30 30–300 300–1500 1500–100,000 614 824/f 27.5 / / 1.63 2.19/f 0.073 / / (100)* (180/f 2 )* 0.2 f/1500 1.0 30 30 30 30 30 F=frequencyinMHz *=Plane-waveequivalentpowerdensity 3.MPECalculationMethod PredicationofMPElimitatagivendistance Equationfrompage18ofOETBulletin65,Edition97-01 S=PG/4πR² Where:S=powerdensity P=powerinputtoantenna G=powergainoftheantennainthedirectionofinterestrelativetoanisotropicradiator R=distancetothecenterofradiationoftheantenna 4.AntennaInformation EUTcanonlyuseantennascertificatedasfollowsprovidedbymanufacturer; Antenna ModelNo. ofantenna: Typeofantenna:Gainoftheantenna(Max.)Frequencyrange: BT/PCBAntennaAntenna:1.68dBiFor2.4G 5.ManufacturingTolerance BLE(Conducted) Frequency (MHz) GFSK1Mbps 240224402480 Target(dBm)1.01.01.0 Tolerance ± (dB) 1.01.01.0 6.StandaloneMPEResult AsdeclaredbytheApplicant,theEUTisawirelessdeviceusedinafixapplication,atleast 20cmfromanybodypartoftheuserornearbypersons;fromthemaximumEUTRFoutput power,theminimumseparationdistance,r=20cm,aswellasthegainoftheusedantennais refertosection4,theRFpowerdensitycanbeobtained. ModulationType OutputpowerAntenna Gain (dBi) Antenna Gain (linear) MPE (mW/cm 2 ) MPE Limits (mW/cm 2 ) dBmmW BLE2.01.5851.681.4720.000461.0000 Remark: 1.Outputpower(Peak)includingturn-uptolerance; 2.MPEevaluatedistanceis20cmfromusermanualprovidebymanufacturer. 7.Conclusion ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1091fortheuncontrolled RFExposureofmobiledevice. ----------------THEENDOFREPORT---------------

Page 1 of 36 Report No.: AiTDG-240828002W1 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. TEST REPORT Client Information: Applicant: Shenzhen Qianhai Weisheng Intelligent Technology Co., Ltd Applicant add.: Room 201,Building A,NO.1, Qianwan Road, Qianhai Shenzhen-Hong Kong Cooperation Zone, Shenzhen, China Manufacturer: Shenzhen Qianhai Weisheng Intelligent Technology Co., Ltd Manufacturer add.: Room 201,Building A,NO.1, Qianwan Road, Qianhai Shenzhen-Hong Kong Cooperation Zone, Shenzhen, China Product Information: Product Name: WS8100-M2 Model No: M2 Brand Name: N/A FCC ID: 2BKUL-M2 Applicable standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 Prepared By: Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang,Dongguan, Guangdong, China Tel.: +86-769-8202 0499 Fax.: +86-769-8202 0495 Date of Receipt: Aug. 28, 2024 Date of Test: Aug. 28, 2024~Aug. 29, 2024 Date of Issue: Aug. 30, 2024 Test Result: Pass This device described above has been tested by Dongguan Yaxu (AiT) Technology Limited and the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. Note: This report shall not be reproduced except in full, without the written approval of Dongguan Yaxu (AiT) Technology Limited, this document may be altered or revised by Dongguan Yaxu (AiT) Technology Limited, personal only, and shall be noted in the revision of the document. This test report must not be used by the client to claim product endorsement. Reviewed by: Approved by: Emiya Lin Simba Huang Page 2 of 36 Report No.: AiTDG-240828002W1 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. 1 Contents Page COVER PAGE 1 CONTENTS ......................................................................................................................................................................... 2 2 TEST SUMMARY ............................................................................................................................................................... 4 2.1 Statement of the Measurement Uncertainty .................................................................................... 4 2.2 Measurement Uncertainty ............................................................................................................... 4 3 TEST FACILITY .................................................................................................................................................................. 5 3.1 Deviation from standard .................................................................................................................. 5 3.2 Abnormalities from standard conditions .......................................................................................... 5 3.3 Test Location ................................................................................................................................... 5 4 GENERAL INFORMATION .............................................................................................................................................. 6 4.1 Test frequencies .............................................................................................................................. 7 4.2 EUT Peripheral List ......................................................................................................................... 7 4.3 Test Peripheral List .......................................................................................................................... 7 4.4 TEST METHODOLOGY .................................................................................................................. 8 4.4.1 EUT Configuration ............................................................................................................................... 8 4.4.2 EUT Exercise ....................................................................................................................................... 8 4.4.3 General Test Procedures ..................................................................................................................... 8 4.5 Description of Test Modes ............................................................................................................... 9 5 EQUIPMENT USED DURING TEST ............................................................................................................................. 10 6 TEST RESULTS AND MEASUREMENT DATA ......................................................................................................... 12 6.1 Antenna requirement ..................................................................................................................... 12 6.2 On Time and Duty Cycle ............................................................................................................... 13 6.3 Maximum Conducted Output Power Measurement ...................................................................... 14 6.4 6 dB Spectrum Bandwidth Measurement ...................................................................................... 16 6.5 Power Spectral Density ................................................................................................................. 17 6.6 Conducted Spurious Emissions and Band Edges Test ................................................................. 18 6.7 Restrict-band Band-edge Measurements ..................................................................................... 19 6.8 Radiated Emissions Measurement ............................................................................................... 22 6.9 Conducted Emissions .......................................................................................................…

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Product specification Quick Reference Date Antenna module on the system board Frequenc Range2400 ~ 2500GHz Ant. Port Input Pwr. (dBm)0 (Typ. BT class 2 output power) Tot. Rad. Pwr. (dBm)-1.2 (Input pwr – loss pwr) Peak EIRP(dBm)-3 Directivity (dBi)1.68 (alldirectionantenna) Efficiency (dB)1.0% Gain (dBi)1.68(Avg Gain XY-plane) Maximum Power (dBm)-2.6 (XY-plane) Minimum Power (dBm)-8.5(XY-plane) Avg. Power (dBm)-4.8(XY-plane) Input Impendence(ohm)50 Polarization TypeV ertical & Horizontal V . S .W. R< 3 All the technical data and information contained herein are subject to change without prior notice AntennaLayout&moduleonthesystemboard AntennaGain GainTable Unit in dBi @2.44GHzXY-planeXZ-planeYZ-plane Efficiency Peak Avg. Peak Avg. Peak Avg. Module Board 1.35 -0.48 1.68-3.83 1.11 -2.9947.6% ReturnLoss 3Dradiationpatterndiagram XY-planeXZ-planeYZ-plane

Dongguan Yaxu(AiT) Technology Limited Report No.: AiTDG-240828002W1 FCC ID: 2BKUL-M2 Page 1 of 24 Appendix B RF Test Data for BT (BLE) (Conducted Measurement) Product Name: WS8100-M2 Trade Mark: N/A Test Model: M2 Environmental Conditions Temperature: 25.6 C Relative Humidity: 52.4% ATM Pressure: 100.0 kPa Test Engineer: Emiya lin Supervised by: Simba Haung Dongguan Yaxu(AiT) Technology Limited Report No.: AiTDG-240828002W1 FCC ID: 2BKUL-M2 Page 2 of 24 Contents Page COVER PAGE 1 Duty Cycle....................................................................................................................................................................................... 3 1.1 Test Result .......................................................................................................................................................................... 3 1.2 Test Graphs ......................................................................................................................................................................... 4 2 Maximum Conducted Output Power ................................................................................................................................................ 6 2.1 Test Result .......................................................................................................................................................................... 6 2.2 Test Graphs ......................................................................................................................................................................... 7 3 -6dB Bandwidth ............................................................................................................................................................................... 9 3.1 Test Result .......................................................................................................................................................................... 9 3.2 Test Graphs ....................................................................................................................................................................... 10 4 Maximum Power Spectral Density Level ........................................................................................................................................ 12 4.1 Test Result ........................................................................................................................................................................ 12 4.2 Test Graphs ....................................................................................................................................................................... 13 5 Band Edge .................................................................................................................................................................................... 15 5.1 Test Result ........................................................................................................................................................................ 15 5.2 Test Graphs ....................................................................................................................................................................... 16 6 Conducted RF Spurious Emission ................................................................................................................................................. 18 6.1 Test Result ........................................................................................................................................................................ 18 6.2 Test Graphs ....................................................................................................................................................................... 19 7 Restrict Band ................................................................................................................................................................................ 22 7.1 Test Result ........................................................................................................................................................................ 22 7.2 Test Graphs ....................................................................................................................................................................... 23 Dongguan Yaxu(AiT) Technology Limited Report No.: AiTDG-240828002W1 FCC ID: 2BKUL-M2 Page 3 of 24 1 Duty Cycle 1.1 Test Result Mode Frequency (MHz) Duty Cycle (%) Correction Factor 1/T (kHz) BLE 1M 2402 80.8 0.93 2.04 BLE 1M 2440 80.98 0.92 2 BLE 1M 2480 80.79 0.93 2.04 Dongguan Yaxu(AiT) Technology Limited Report No.: AiTDG-240828002W1 FCC ID: 2BKUL-M2 Page 4 of 24 1.2 Test Graphs Test Graphs BLE 1M 2402MHz BLE 1M 2440MHz Dongguan Yaxu(AiT) Technology Limited Report No.: AiTDG-240828002W1 FCC ID: 2BKUL-M2 Page 5 of 24 BLE 1M 2480MHz Dongguan Yaxu(AiT) Technology Limited Report No.: AiTDG-240828002W1 FCC ID: 2BKUL-M2 Page 6 of 24 2 Maximum Conducted Output Power 2.1 Test Result Mode Frequency (MHz) Conducted Power (dBm) Limit (dBm) Verdict BLE 1M 2402 1.05 30 Pass BLE 1M 2440 1.49 30 Pass BLE 1M 2480 1.37 30 Pass Dongguan Yaxu(AiT) Technology Limited Report No.: AiTDG-240828002W1 FCC ID: 2BKUL-M2 Page 7 of 24 2.2 Test Graphs Test Graphs BLE 1M 2402MHz BLE 1M 2440MHz Dongguan Yaxu(AiT) Technology Limited Report No.: AiTDG-240828002W1 FCC ID: 2BKUL-M2 Page 8 of 24 BLE 1M 2480MHz Dongguan Yaxu(AiT) Technology Limited Report No.: AiTDG-240828002W1 FCC ID: 2BKUL-M2 Page 9 of 24 3 -6dB Bandwidth 3.1 Test Result Mode Frequency (MHz) -6 dB Bandwidth (MHz) Limit -6 dB Bandwidth (MHz) Verdict BLE 1M 2402 0.57 0.5 Pass BLE 1M 2440 0.575 0.5 Pass BLE 1M 2480 0.555 0.5 Pass Dongguan Yaxu(AiT) Technology Limited Report No.: AiTDG-240828002W1 FCC ID: 2BKUL-M2 Page 10 of 24 3.2 Test Graphs Test Graphs BLE 1M 2402MHz BLE 1M 2440MHz Dongguan Yaxu(AiT) …

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Page1of2 FCCID:2BKUL-M2 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. TestSetupPhoto RadiatedEmission Page2of2 FCCID:2BKUL-M2 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. ConductedEmission ------End------