... designed to offer high-speed wireless connectivity for Windows notebook and desktop computers on HSDPA networks. It ... Speed: 384KbpsSupport SMS, Phone book, internet, calling, USSDAuto-APNPlug & PlaySupport Windows 2000, Windows XP, Windows Vista,7,and Mac Operating Systems ... 6 Operating Systems Support:Support Windows 2000, XP, Vista, 7 and Mac Operating Systems1.7 Dimensions and Weight:Dimensions: ...