Apple MacBook Air 13.3-inch Laptop (1.8 GHz Intel Core 2 Duo Processor, 2 GB RAM, 80 GB Hard Drive) 1.8 Intel Core 2 Duo processor with 4 MB shared L2 cache; Intel GMA X3100 video processor with 144 MB shared memory Thinnest, lightest MacBook ever includes multi-touch trackpad, built-in iSight webcam, and up to 5-hour battery life One USB 2.0, built-in Wi-Fi (802.11n draft plus 802.11b/g), Bluetooth 2.0 + EDR, Micro-DVI video output with adapters Preloaded with Mac OS X 10.5 Leopard operating system and iLife '08 suite of applications 13.3-inch glossy LED-backlit screen; 80 GB hard disk drive; 2 GB of RAM (maximum capacity)