Apple iMac Desktop with 20" Display MA876LL/A (2.0 GHz Intel Core 2 Duo, 1 GB RAM, 250 GB Hard Drive, SuperDrive) 2.0 GHz Intel Core 2 Duo running Mac OS X v10.5 Leopard 1 GB DDR SDRAM, 250 GB SATA hard drive, SuperDrive (DVDR DL/DVDRW/CD-RW) 20-inch (viewable) glossy widescreen TFT active-matrix LCD, 1680 by 1050 pixels, millions of colors FireWire 400, FireWire 800 port, three USB 2.0 ports on computer, two USB 2.0 ports on keyboard, built-in iSight, mini-DVI output port with support for DVI, VGA, and S-video Built-in 10/100/1000BASE-T (Gigabit), built-in AirPort Extreme (802.11n); built-in Bluetooth 2.0+EDR (Enhanced Data Rate) module