HP TouchSmart 300-1360 All-in-One Desktop PC - Black (Discontinued by Manufacturer) AMD Athlon II 240e Dual-Core Processor (2.80GHz, 2MB L2 Cache, 4000MHz System Bus); 4GB PC3-8500 DDR3 SDRAM memory (2 x 2GB) (expandable to 8GB); 1TB (7200 RPM) Serial ATA hard drive; Genuine Windows 7 Home Premium 64-bit Touch-enabled 20 Inch diagonal HD LCD Display with Brightview technology; ATI Radeon HD 3200 integrated graphics; Slot-load SuperMulti DVD Burner with LightScribe Technology; High-performance 2.0 Speakers External Ports: 6-in-1 memory card reader, Headphone, Lin-in, 6 USB 2.0 ports, Line-out, Digital Audio out, RJ45 (10/100/1000 LAN), IR blaster jack, RF Input, S-Video Input, Audio Input 10/100/1000Base-T network interface; Wireless LAN (802.11b/g/n) featuring Single-band (2.4Ghz) 2x2 MIMO technology HP low-profile wireless keyboard; HP wireless optical mouse; Built in HDTV Tuner: watch, pause, rewind, and record live TV with HP TouchSmart remote control with Media Center functionalities; Adjustable webcam & built-in microphone array