2AVHC-OEM-05146Bluetooth Audio Amplifier Board

BluetoothAudioAmplifierBoard 2x20W4OhmBluetooth AudioAmplifierBoard (OEM-05146) KeyFeatures: ·SupportingMasterModeandSlave Mode ·BluetoothReceiver · ·BluetoothV3.0+HSP/HFP/A2DP ·MicrophoneInput ·3.5mmLineInput(SlaveMode) ·MicrophoneMuteFunction ·ExternalBluetoothAntennaincluded (I-PEXMicroRFCoaxConnector) ·ExternalIndicators ·MonoorStereoModeConfigurable Distributors: Alltheseboardsareper-tested withourpowersupplysolutionto complywithFCCandCE.Forall customerswhoneedthose information,pleasecontactour distributororSureElectronics. RoHScompliantwillneedanMOQ of1000pcsperorder. Readyfor: Contactinfo ·Email: [email protected] ElectricalSpecifications Specificationstypical@+25 °C ,Poweredby12VDC,unlessotherwisenoted.Specificationssubjecttochangewithoutnotice. ParameterConditionsMin.Typ.Max.Units PowerSupply--1224VDC InputCurrent @12V-3- A @24V--1.5 BTWirelessRange(withBT Antenna) -10--m OperatingTemperature-02055°C StorageTemperature--4020105°C AudioPerformance Specificationstypical@+25°C,Poweredby12VDC,unlessotherwisenoted.Specificationssubjecttochange ParameterConditionsMin.Typ.Max.Units Impedance-4--Ohm OutputPower@12V,4Ohm2x20W FrequencyResponse+/-3dB,@4Ohm,20-18kHz Distortion<0.1%@1Watt,<1%@20W AudioInput InputMethodFunctionAMPMode BluetoothInputForAudioReceivingMasterMode MicrophoneInputForPhoneCallMasterMode 3.5mmLineInputForAudioInputSlaveMode Note: 1.Abuilt-inMicrophonemoduleisusedforphonecallsmadeoracceptedfromaconnectedmobile phone. 2.Bluetoothinputand3.5mmlineinputcannotbeusedatthesametime. MechanicalDimensions Notes: ·Alldimensionsaretypical ininches(mm) ·Tolerancex.xx=±0.02(±0.50) AllparametersweretestedwithRohde&SchwarzUPVaudioanalyzer(AES17filterenabled)andAudioPrecision AUX0025filter.ForauthorizeddistributorsandOEMcustomerswhoneedmoredetailedperformancegraphsand parametersettings,pleasesendaninquirye-mailtous.(Notavailableforretailcustomers) Connection POWER PowerAdapterConnector: ·J7DCJackID2.1mmxOD5.5mm Inner Outer PowerSupplyRange:DC12V-24V MODE TheOEM-05146canbecascadedwithanotherOEM-05146amplifierboard.Therecommendedmaximumcascadingnumberofboardsis3pcs onaccountofaudioperformance. Therefore,itsupportsmastermodeandslavemode,whichisrecognizedbytheinsertingofthe3.5mmlineinputcable. MasterMode(The3.5mmlineinputcablenotinserted) Wheninmastermode,Bluetoothisusedastheaudioinputmethodtoreceiveaudiofromconnecteddevice. SlaveMode(The3.5mmlineinputcableinserted) Oncethe3.5mmlineinputcableisinserted(J3),theBluetoothwillbedisabledandtheamplifierboardwillenterintoslavemodeandreceivingaudio signalfromtheOEM-05146inmastermode. INPUT BluetoothInput TheBluetoothconnectivityrangeis10mwiththeantenna.Itissuggestedtoconnecttheantennaforstableconnectionandlongerrange. MicrophoneInput ·J8PH-2mm-4Pos-Connector Thisisabuilt-inMicrophonemoduleoftheBluetoothformakingoransweringthephonecalls. LineInput ·J33.5mmJack Lineinputisusedinslavemodeasaudioinput. OUTPUT SpeakerOutput ·J1PH-2mm-4Pos-Connector PinDefinitionPinDefinition 1OUT1-3OUT2- 2OUT1+4OUT2+ CascadeOutput ·J43.5mmJack J4isusedtooutputaudiotocascadedamplifier boards.Itcannotbeconnectedwithspeakers. High/LowLevelVoltageOutput ·J12PH-2mm-2Pos-Connector INDICATORS BluetoothConnectionIndicator ·J13PH-2mm-2Pos-Connector PinDefinition 1STATUS 2GND MicrophoneMuteIndicator ·J10PH-2mm-2Pos-Connector PinDefinition 1MUTEIND 2GND · CONTROL MicrophoneMute ·J11PH-2mm-2Pos-Connector PinDefinition 1MICMUTE 2GND AMPPowerOFF ·J9PH-2mm-3Pos-Connector PinDefinition 1+5V 2PWRCYC WhentheBluetoothisconnected,J12will providehighleveloutputvoltage. WhentheBluetoothisconnected,J12will providelowleveloutputvoltage. IndicatorsState: www.wondom.com BySureElectronics MakeYourAudioApplicationSimple! NO.9,WeidiRoad,XianlinUniversityCity,QixiaDistrict, Nanjing,JiangsuProvince,P.R.C store.sure-electronics.com E mail:[email protected] Skype:sureelectronics PinDefinitionPinDefinition 1MIC13MIC2 2GND4GND PinDefinition 1SIG 2GND Indicator State Bluetooth Connection Microphone Mute ONConnectedMute OFFDisconnectedUnmute FCCNotice: ThisdevicecomplieswithPart15oftheFCCRules.Operationis subjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and (2)Thisdevicemustacceptanyinterferencereceived,including interferencethatmaycauseundesiredoperation. AnyChangesormodificationsnotexpresslyapprovedbytheparty responsibleforcompliancecouldvoidtheuser'sauthorityto operatetheequipment. NOTE:Thisequipmenthasbeentestedandfoundtocomplywith thelimitsforaClassBdigitaldevice,pursuanttopart15ofthe FCCRules.Theselimitsaredesignedtoprovidereasonable protectionagainstharmfulinterferenceinaresidentialinstallation. Thisequipmentgenerates,usesandcanradiateradiofrequency energyand,ifnotinstalledandusedinaccordancewiththe instructions,maycauseharmfulinterferencetoradio communications.However,thereisnoguaranteethatinterference willnotoccurinaparticularinstallation.Ifthisequipmentdoes causeharmfulinterferencetoradioortelevisionreception,which canbedeterminedbyturningtheequipmentoffandon,theuser isencouragedtotrytocorrecttheinterferencebyoneormoreof thefollowingmeasures: -Reorientorrelocatethereceivingantenna. -Increasetheseparationbetweentheequipmentandreceiver. -Connecttheequipmentintoanoutletonacircuitdifferentfrom thattowhichthereceiverisconnected. -Consultthedealeroranexperiencedradio/TVtechnicianfor help. RFexposurewarning ThisequipmentcomplieswithFCCradiationexposurelimitsset forthforanuncontrolledenvironment.Thisequipmentshouldbe installedandoperatedwithminimumdistance20cmbetweenthe radiator&yourbody. ICCaution: ThisdevicecomplieswithIndustryCanadalicence-exemptRSS standard(s).Operationissubjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseinterference,and (2)Thisdevicemustacceptanyinterference,includinginterference thatmaycauseundesiredoperationofthedevice. Leprésentappareilestconformeaux CNRd'IndustrieCanadaapplicablesaux appareilsradioexemptsdelicence. L'exploitationestautoriséeauxdeux conditionssuivantes: (1)l'appareilnedoitpasproduirede brouillage,et (2)l…

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Page 1 of 2 External Photo Page 2 of 2

Label & Label Location Note: Because the EUT is so small, the label will be put on the package. Label Location

Page 1 of 3 Internal Photo Page 2 of 3 Antenna Page 3 of 3

MPE Test Report Report No.: ACON-ESH-P19112701B-3 FCC ID: 2AVHC-OEM-05146 Product: Bluetooth Audio Amplifier Board Model: OEM-05146 Received Date: Nov.27, 2019 Test Date: Dec.02 to Dec.20, 2019 Issued Date: Dec.28, 2019 Applicant: Sure Electronics Co.,Ltd. Address: 3F,Building F6,No.9,Weidi Road,Qixia Dist.,Nanjing,China Manufacturer: Sure Electronics Co.,Ltd. Address: 3F,Building F6,No.9,Weidi Road,Qixia Dist.,Nanjing,China Issued By: BUREAU VERITAS ADT (Shanghai) Corporation Lab Address: No. 829, Xinzhuan Road, Shanghai, P.R.China (201612) This report is for your exclusive use. Any copying or replication of this report to or for any other person or entity, or use of our name or trademark, is permitted only with our prior written permission. This report sets forth our findings solely with respect to the test samples identified herein. The results set forth in this report are not indicative or representative of the quality or characteristics of the lot from which a test sample was taken or any similar or identical product unless specifically and expressly noted. Our report includes all of the tests requested by you and the results thereof based upon the information that you provided to us. You have 60 days from date of issuance of this report to notify us of any material error or omission caused by our negligence, provided, however, that such notice shall be in writing and shall specifically address the issue you wish to raise. A failure to raise such issue within the prescribed time shall constitute your unqualified acceptance of the completeness of this report, the tests conducted and the correctness of the report contents. Unless specific mention, the uncertainty of measurement has been explicitly taken into account to declare the compliance or non-compliance to the specification. The report must not be used by the client to claim product certification, approval, or endorsement by TAF or any government agencies. Report No.: ACON-ESH-P19112701B-3 Page No. 1 / 6 Report Format Verision: 6.1.1 Table of Contents Release Control Record ................................................................................................................................ 3 1 Certificate of Conformity ............................................................................................................................. 4 2 RF Exposure .............................................................................................................................................. 5 2.1 Limits For Maximum Permissible Exposure (MPE) ............................................................................... 5 2.2 MPE Calculation Formula .................................................................................................................... 5 2.3 MPE Calculation Formula .................................................................................................................... 5 2.4 Calculation Result of Maximum Permissible Exposure ......................................................................... 6 Report No.: ACON-ESH-P19112701B-3 Page No. 2 / 6 Report Format Verision: 6.1.1 Release Control Record Issue No. Description Date Issued ACON-ESH-P19112701B-3 Original release Dec.28, 2019 Report No.: ACON-ESH-P19112701B-3 Page No. 3 / 6 Report Format Verision: 6.1.1 2 RF Exposure 2.1 Limits For Maximum Permissible Exposure (MPE) Frequency Range (MHz) Electric Field Strength (V/m) Magnetic Field Strength (A/m) Power Density (mW/cm 2 ) Average Time (minutes) Limits For General Population / Uncontrolled Exposure 300-1,500 - - F/1500 30 1,500-100,000 - - 1.0 30 F = Frequency in MHz 2.2 MPE Calculation Formula Power density (S) is calculated according to the formula: S = PG / (4πR ²) Where S = power density in mW/cm² P = transmit power in mW G = numeric gain of transmit antenna (numeric gain=Log-1(dB antenna gain/10)) R = distance (cm) 2.3 MPE Calculation Formula The antenna of this product, under normal use condition, is at least 20cm from the body of the user. So the device is classified as Mobile Device. Report No.: ACON-ESH-P19112701B-3 Page No. 5 / 6 Report Format Verision: 6.1.1 2.4 Calculation Result of Maximum Permissible Exposure Frequency Band (MHz) Max Tune-up Power (dBm) Antenna Gain (dBi) Distance (cm) Power Density (mW/cm 2 ) Limit (mW/cm 2 ) BT-EDR 2402-2480 0.69 4 20 0.005861 1 Conclusion: The calculation result of MPE is less than the limit. --- END --- Report No.: ACON-ESH-P19112701B-3 Page No. 6 / 6 Report Format Verision: 6.1.1

FCC Test Report Report No.: ACON-ESH-P19112701B-2 FCC ID: 2AVHC-OEM-05146 Product: Bluetooth Audio Amplifier Board Model: OEM-05146 Received Date: Nov.27, 2019 Test Date: Dec.02 to Dec.15, 2019 Issued Date: Dec.28, 2019 Applicant: Sure Electronics Co.,Ltd. Address: 3F,Building F6,No.9,Weidi Road,Qixia Dist.,Nanjing,China Manufacturer: Sure Electronics Co.,Ltd. Address: 3F,Building F6,No.9,Weidi Road,Qixia Dist.,Nanjing,China Issued By: BUREAU VERITAS ADT (Shanghai) Corporation Address: No. 829, Xinzhuan Road, Shanghai, P.R.China (201612) This report is for your exclusive use. Any copying or replication of this report to or for any other person or entity, or use of our name or trademark, is permitted only with our prior written permission. This report sets forth our findings solely with respect to the test samples identified herein. The results set forth in this report are not indicative or representative of the quality or characteristics of the lot from which a test sample was taken or any similar or identical product unless specifically and expressly noted. Our report includes all of the tests requested by you and the results thereof based upon the information that you provided to us. You have 60 days from date of issuance of this report to notify us of any material error or omission caused by our negligence, provided, however, that such notice shall be in writing and shall specifically address the issue you wish to raise. A failure to raise such issue within the prescribed time shall constitute your unqualified acceptance of the completeness of this report, the tests conducted and the correctness of the report contents. Unless specific mention, the uncertainty of measurement has been explicitly taken into account to declare the compliance or non-compliance to the specification. The report must not be used by the client to claim product certification, approval, or endorsement by TAF or any government agencies. Report No.: ACON-ESH-P19112701B-2 Page No. 1 / 104 Report Format Verision: 6.1.1 Table of Contents Release Control Record ............................................................................................................................... 5 1 Certificate of Conformity .................................................................................................................... 6 2 Summary of Test Results ................................................................................................................... 7 2.1 Test Instruments............................................................................................................................. 8 2.2 Measurement Uncertainty .............................................................................................................. 9 2.3 Modification Record ....................................................................................................................... 9 3 General Information ..........................................................................................................................10 3.1 General Description of EUT...........................................................................................................10 3.2 Description of Test Modes ............................................................................................................. 11 3.2.1 Test Mode Applicability: ................................................................................................................. 11 3.2.2 Test Condition: ..............................................................................................................................13 3.3 Description of Support Units ..........................................................................................................14 3.4 General Description of Applied Standards .....................................................................................14 4 Test Procedure and Results ..............................................................................................................15 4.1 Conducted Emission Measurement ...............................................................................................15 4.1.1 Limit ..............................................................................................................................................15 4.1.2 Test Setup .....................................................................................................................................15 4.1.3 Test Procedures ............................................................................................................................15 4.1.4 Deviation of Test Standard .............................................................................................................16 4.1.5 Test Results ..................................................................................................................................17 4.2 Number of Hopping Frequency Used ............................................................................................19 4.2.1 Limit ..............................................................................................................................................19 4.2.2 Test Setup .....................................................................................................................................19 4.2.3 Test Procedures ............................................................................................................................19 4.2.4 Deviation of Test Standard .............................................................................................................19 4.2.5 Test Results ..................................................................................................................................20 4.3 Dwell Time on Each Channel ........................................................................................................22 4.3.1 Limit ....…

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Page 1 of 3 Test Setup Photo Page 2 of 3 1. Radiated Emission Below 1GHz Above 1GHz Page 3 of 3 2. Conducted Emission