Generalfeatures: Quad-BandGSM850/900/1800/1900MHz EDGE(E-GPRS)multi-slotclass10 GPRSmulti-slotclass12 GSMrelease99 Outputpower:-Class4(2W)forEGSM850-Class4(2W)forEGSM900-Class1(1W)forGSM1800-Class1(1W)forGSM1900 ControlviaATcommands(Hayes3GPPTS27.007and27.005) SIMApplicationToolkit(release99) TCP/IPstackaccessviaATcommands InternetServices:TCP,UDP,HTTP,FTP,SMTP,POP3 Supplyvoltagerange:3.2...4.3V Temperaturerange-NormalOperation:-30 Cto+70 C-RestrictedOperation:-30 Cto+75 C-Switchoff:+80 C-Storage:-40 Cto+85 C Dimensions:34x45x3.5mm Weight:7.5g