kanmax wireless 3g modem compatible with full computer , made from hi-speed chipset with lower thermal . Detailed ... systemsWindows2000,Windows XP,Windows 7,Windows Vista,UBUNTU 8.04,Mac os x 10.4 or laterSelling point:High speed ... TypeSupport OS:windows 2000,XP,Vista,Win7,UBUNTU 8.04,Mac os x 10.4 and later Environmental Specifications:Operation ... : 23g KMT-045 universal usb sim 3g modem for computer