... indicatorOperating systemsWindows2000,Windows XP,Windows 7,Windows Vista,UBUNTU 8.04,Mac os x 10.4 or laterSelling point:High speed ... Connector TypeSupport OS:windows 2000,XP,Vista,Win7,UBUNTU 8.04,Mac os x 10.4 and later Environmental Specifications:Operation ... (L) x 26(W) x 10(H) mmWeight: 23g KMT-04 3G Wireless USB modem for laptop