... UMTS/HSDPA GSM/GPRS/EDGE 2.data speed:7.2Mbps download; 384kbps upload 3.OS: Windows 2000/XP/2003/Vista/win7 ... optional GSM/GPRS/EDGE: 850/900/1800/1900MHz2. 7.2Mbps download; 384kbps upload3. Support Data, Two Way SMS, Email4. Two Way ... SMS and Data service simultaneously Operation5. Zero-CDROM for drivers,USB2.0 interface, 7. High performance internal antenna8. Supported OS ...