... /900/1800/1900MHZ4 Transmission (maximum date rate)384kbps Uplink,7.2Mbps Downlink5 Plug&play(Auto installation)6 Micro-SD slot(Expandable ... support network system of HSPA high-speed wireless modem,Downlink 7.2Mbps,Uplink384Kbps.Using USB2.0 interface connection,To support data ... Micro SD Card, Support MAC OS,LUNIX,Win 7 all SystemTechnical StandardHSDPA7.2Mbps DL,384Kbps ULUMTSup to 384 Kbps DL and ...