... 900/1800/1900MHZ4 Transmission (maximum date rate)384kbps Uplink,7.2Mbps Downlink5 Plug&play(Auto installation)6 Micro-SD slot ... network system of HSPA high-speed wireless modem,Downlink 7.2Mbps,Uplink384Kbps.Using USB2.0 interface connection,To support ... USB MODEM1Quick Start Guide1SystemWindows 2000,XP,Vista,Linux,Win 7,Win8,Mac,Android Micro SD CardSupportedUp to 16GBSoftwaresupport SMS, ...