Gateway 15.6" 500GB HDD Midnight Blue - Intel Core i3-330M Processor (2.13GHz, 1066MHz FSB, 3MB L2 cache), Windows 7 Home Premium 64-bit, 15.6" HD Widescreen Ultrabright LED-backlit Display, Mobile Intel HM55 Express Chipset, 4096MB DDR3 Dual-Channel 1066MHz Memory, Intel Graphics Media Accelerator HD, 500GB 5400RPM SATA Hard Drive, 8X DVD-SuperMulti Double-Layer Drive, 802.11b/g/Draft-N Wi-Fi CERTIFIED, 10/100/1000 Gigabit Ethernet LAN (RJ-45 port), Built-in Webcam, Two Built-in Stereo Speakers, Multi-in-1 Digital Media Card Reader, 4 - USB 2.0 Ports, 1 - HDMI Port, Multi-Gesture Touchpad, Dedicated Numeric Keypad, 6-cell Li-Ion (4400 mAh) Battery; up to 4.5-hours of battery life.