Used but in excellent condition. Features a 2.66 GHz Intel "Core 2 Duo" processor, with two independent processor "cores" on a single silicon chip, a 6 MB shared level 2 cache, a 1066 MHz system bus, 4 GB of RAM (1066 MHz DDR3 SDRAM), a 640 GB (7200 RPM) hard drive, a vertically-mounted slot-loading DVDR DL "SuperDrive", NVIDIA GeForce 9400M graphics with 256 MB of memory shared with the system, a built-in iSight video camera, and built-in stereo speakers underneath the 24" glossy TFT Active Matrix LCD (1 native) display.