具有彩信功能GSM模块。特点： 音频 短信 数据传输 传真 彩信应用： Fixwirelessterminal SmartphonePDAphone Wirelessphone POSterminals Remotemonitoringdevices Datatransferterminals指标： DZ04Quad-band:GSM850/EGSM900,DCS1800,PCS1900 ComplianttoGSMphase2/2+ Outputpower: Class4(2W)forGSM850,EGSM900 Class1(1W)forDCS1800,PCS1900 ControlATcommands SIMApplicationToolkit Singlesupplyvoltage3.4V 4.2V,typical:3.8V TypicalpowerconsumptioninSleepmodeto4mA Dimensions:41.2x29.4x3.1mm Weight:8g Ambienttemperature: 30 C--70 C CSDupto14.4kbps GPRSmulti-slotclass10MAX85.6kbps(downlink) GPRSmobilestationclassB USSD TCP/IPUDPprotocol PBCCHsupport PPP-stack CodingschemesCS1,2,3,4 SpecificationsforfaxGroup3,class1