This Dell Latitude E6400 laptop is installed with a brand new Certificate of Authenticity (COA). Intel Core 2 Duo 2.40GHz processor with 4GB DDR2 RAM. Laptop comes with a 160GB hard drive and DVDRW drive. It includes a 14.1" Display, Webcam, AC Adapter and battery. The Latitude E6400 also includes 802.11b/g wireless WiFi, FOUR USB 2.0 ports, VGA out, speaker and headphone ports, eSata, firewire, SD card reader port, ExpressCard/54 slot, and 10/100/1000 Gigabit ethernet.