Compaq Presario CQ1-1225 All-In-One Desktop PC - Black (Discontinued by Manufacturer) Compaq USB keyboard and optical mouse; Integrated webcam and built-in microphone 10/100Base-T network interface, Wireless LAN 802.11b/g/n 18.5 Inch 16:9 HD widescreen display; Intel GMA 3150 integrated graphics; Slot-load SuperMulti DVD Burner with LightScribe Technology; High-performance 2.0 Speakers Intel Atom Processor D525 (1.8 GHz, 1MB Cache); 2GB PC3-10600 DDR3 SDRAM memory (1x2GB) (expandable to 4GB); 320B 7200 RPM Serial ATA hard drive; Genuine Windows 7 Home Premium 64-bit External Ports: 6-in-1 memory card reader; Line-out; MIC-In; 8 USB 2.0 ports (2 left side, 4 back,1 port for card reader at front side, 1 port for WLAN ) (6 ports available); RJ45 (10/100 LAN); DC-Jack (adapter input) Intel Atom Processor D525 2GB PC3-10600 DDR3 320GB (7200RPM) SATA, Slot-load SuperMulti DVD Burner with LightScribe Technology 18.5" 16:9 HD widescreen display, Intel GMA 3150 integrated graphics Genuine Windows 7 Home Premium 64-bit