A notebook PC should be extremely light. I want to be able to use my notebook for longer periods on battery power only. The luxuriously sleek and ultra-portable VAIO(R) TX notebook boasts an incredibly small and lightweight form-factor encased in super-durable premium carbon fiber. During the molding process, a gel coat resin is applied to the carbon fiber casing, exposing the multiple layers of carbon and providing a cool brushed look and crisscross pattern. This best-in-class PC weighs only 2.84 lbs, is less than 1? thin, and features an incredible 4-10 hours of battery life per charge to deliver true mobility and efficient use, It features a generous 11.1" WXGA widescreen LCD display with Sony's original XBRITE(TM) LCD technology and white LED backlight for higher brightness levels than standard displays. The result: deeper blacks, brighter whites, true-to-life color, and razorsharp detail. And with the anti-reflective coating to minimize reflection, you can enjoy a beautifully clear image from almost any viewing angle. 11.1 Razor-Thin Panel TFT with LED backlight for brilliant colors and clarity / Resolution - 1366x768 Wireless 802.11a/b/g WiFi networking connectivity / Bluetooth Processor - Intel Graphics Media Accelerator 950 Video RAM - 224MB Total Available Graphics Memory; Chipset - Intel 945GMS; VGA out w/ Smart Display Sensor Inputs and Outputs - Ethernet Port - 1; Headphone Jack - 1; i.LINK(R) Firewire Interface - 1 (4-pin) interface IEEE1394; Memory Stick(R) Media Slot - 1; Modem Jack - 1; SecureDigital Slot - 1; Microphone Input - 1; Port Replicator Connector(s) - 1 (Bottom); USB Port(s) - 2 (2.0 compliant); VGA Output(s) - 1; DC-In - 1 Ethernet Protocol - Fast Ethernet (RJ-45); Ethernet Speed - 10Base-T/100Base-TX Modem Type - Integrated V.92/V.90 modem (RJ-11) Operating System - Windows Vista Business; Anti-Virus and Recovery Software - Norton Internet Security 2007 60