... AT commands (Hayes, 3GPP TS 27.007 and 27.005)8,TCP/IP stack access via ... 74 x 33 mm13,Weight 130 g14,RoHS and EuP compliantSpecifications1,GPRS class 10 DL: max. 85 ... voice support for handset, headset and handsfree operation7,FR, HR, EFR and AMR speech codec support8,Integrated TTY ... modem driver for Microsoft® Windows 7™, Windows XP™ and Windows Vista™2,Firmware update via serial interface3,Real time ...