15" display, OS 10.6.8 (Snow Leopard), Processor: Intel Core i5, Speed: 2.4 Ghz, Onboard Memory: 4 GB, Storage: 256 GB, built in optical drive (reads and writes CDs and DVDs), Firewire port, 2 USB ports, built-in SD card reader, Bluetooth, Wireless, video port, Ethernet port, includes latest version of Microsoft Office with original media. James