Asus X502CA-RB01 16-Inch LED Notebook - Intel Celeron 1007U 1.50 GHz - Black Note: Optical Drive Not Included / 1 USB 3.0 Port and 2 USB 2.0 Ports / 1 HDMI 4GB DDR3 Memory / 320GB Serial ATA Hard Drive 15.6" HD LED Screen / Intel HD Graphics / Built-in High-Speed Wireless LAN (802.11b/g/n) Note: Optical Drive Not Included / 1 USB 3.0 Port and 2 USB 2.0 Ports / 1 HDMI Microsoft Windows 8 Operating System