... 32G CARD UPLINK: 5.76Mbps DOWNLINK:7.2Mbps Key Features:Support HSUPA/UMTS 2100MHz,850/2100MHz ... to 32GB)3 colors LED indicatorOperating systemsWindows2000,Windows XP,Windows 7,Windows Vista,UBUNTU 8.04,Mac os x ... 10.4 or later Selling point:High speed transmit rate (Downlink 7 ... (play and plug)USB Connector TypeSupport OS:windows 2000,XP,Vista,Win7,UBUNTU 8.04, ...