GR64Features qQuadBandGSM/GPRS850/900/1800/1900MHz qComplianttoGSMphase2/2+ qGPRSClass10 qOutputpower:Class42WforGSM850/EGSM900 Class21WforGSM1800/GSM1900 qControlviaATcommands qTCP/IPstack qEmbeddedapplication qSIMapplicationtoolkit qSupplyvoltagerange:3.2-4.5VDC qTemperaturerange:-30℃to+75℃(operationalfunctionality) -40℃to+85℃(storagetemperature) qDimensions:50x33x3.2mm qWeight:9g qVoice:FR/EFR/HR/AMR,noisesuppressionandechocancellation PCMaudio,Emergencycalls qSMS:TextandPDUmode,Pointtopoint(MO/MT),Cellbroadcast qDATA:TransparentandnontransparentCSDupto9.6kbps,USSD, qInterfaces:2xUARTs,MMCXRFconnector,60pinsystemconnector, Upto12xprogrammableGPIOs,keypadandLCD,etc.Accessories qGSM/GPRSantennas q60pinsystemconnector qSIMcardholder qMMCXtoSMARFcable