The HP Omni120 gives you the PC you need in a modern,all-in-one design. It?s simple to set up just plug it in to turn on a world of connections, entertainment, and productivity. The HP Omni 120 is designed to make your digital life easy, entertaining, and supremely stylish. It?s all you need, all in one. AMD Dual-Core Processor E-450 1.65GHz AMD A45 FCH Chipset 512KBx2 L2 Cache Get powerful 64-bit performance with 4GB DDR3 system memory(3) 4GB PC3-10600 DDR3 SDRAM memory(3) (1x4GB) (expandable to (8GB) 500GB [7200RPM Serial ATA] hard drive Slim Tray SuperMulti DVD Burner Wireless LAN 802.11b Integrated speakers 1x - 6-in-1 memory card reader: supports Secure Digital USB keyboard and optical mouse Integrated webcam(10) and built-in microphone 20? diagonal widescreen HD LED backlit display