价格:未填
供应:99999
发货:3天内
uctFeature Tri-BandGSM/GPRSmodule:EGSM900/DCS1800/PCS1900CompliantwithGSMPhase2+standardControlviaATcommandsSupplyVoltagerangefrom3.3vto4.2v VoiceHR/FR/EFRNoisededuction,echocancellationTelephonyEmergencyCallDualToneMultiFrequencyFunction(DTMF) ShortMessageService(SMS) DeliveryReportPointtopointMT/MOCellBroadcast GSMCircuitSwitchedData AsynchronousTransparent/non-transparentUpto14.4kbps GPRSPacketDataGPRSClassBGPRSMulti-slotClass44slotdownlink(86.6kbps),2slotuplink(42.8kbps)max5slotCodingSchemes:CS1toCS4SupplementaryServices NumberidentificationCallforwarding(CallDivert)CallcompletionMultiPartyChargingCallbarringInterfaceAntennaInterfaces:RFconnectorsupportcoaxialcableRFpadssupportRFcablesoldering44-pinB2Bconnectorincluding:UART/RS232SIM(1.8V/3V)GeneralPurposeI/OsAnalogaudioinput/outputPowersupplyconnectionATcommandsetaccordingtoGSM27.05,27.07GeneralInformationDimension:55.5x40x5.95mmWeight:15gOperatingTemperature:-20~+60°CFunctionalTemperature:-20~+70°CStorageTemperature:-40~+85°C