Sony introduced the VAIO UX Micro PC, placing full-size computer performance in a pocket-sized package Weighing just over a pound, the new PC has a Microsoft XP Professional operating system and an Intel Core Solo Ultra Low Voltage CPU for fast processing and long battery life. The UX model also features a 4.5-inch wide SVGA screen with XBRITE technology for viewing that slides up to expose an integrated keyboard. This allows you to access familiar applications easily in the same way you would on a full-sized computer