產(chǎn)品說明：Band:EGSM900/DCS1800M33AGwithoutTCP/IPProtocolM33GwithTCP/IPProtocol●GSM/GPRS:Phase2+Compliancei.GPRSClass10:Max4downlink,2uplink,max5slotii.GPRSClassB:Simultaneous―attach―activation―monitorNosimultaneoustraffic.iii.CodingScheme:―CS1-9.05kbps―CS2-13.4kbps―CS3-15.6kbps―CS4-21.4kbps●SupportSIMInterface:3V●Formfactori.Dimension:55.5x40x5.95mmii.Weight:13g●PowerOperationVoltage:3.3V 4.2V●PowerConsumption:SpeechMode:230mA(min),280mA(max)StandbyMode: 6mA(pagingrate2), 3mA(pagingrate9)atGSM900MHzGPRS:TBD●HardwareOutput:44Pinsfemaleconnectorinterface.―UART/RS232RS232TransmitInterface―USBSoftwareDebug―RESETHardwareReset―GPIOGeneralPurposeI/O