A powerful solution for an ultra-mobile PC, the U1 comes with the Windows Vista operating system (Windows XP available), a solid state drive, 1GB of memory and the Intel™ Atom™ Processor Z520. In addition, the Panasonic Tougbook U1 is ultra-rugged, four-foot-drop approved and provides a sealed, all-weather design. The CF-U1 also features integrated Wi-Fi; USB and SD card slots; backlit QWERTY keyboard and a 5.6" WSVGA sunlight-viewable touchscreen.