Processor: 2.4 GHz Intel Core 2 Duo processor. Options include:: 4GB RAM and 160GB HDD | 4GB RAM and 250GB HDD | 8GB RAM and 500GB HDD | 8GB RAM and 1TB HDD. Operating System: Find more information on the operating system and latest version available on your product with our refurbished tech guide page. Ports: 3 x USB ports, built-in AirPort Extreme, Gigabit Ethernet, mini-DVI, Firewire "400" port and a Firewire "800" port. iMac: Get a refurbished Apple iMac 20" (2008). Features: 20" glossy TFT Active Matrix LCD with 1680 x 1050 resolution | Built-in iSight video camera | Radeon HD 2400 XT graphics. | Apple iMac with Microsoft Office, Wireless Keyboard & Mouse - 4GB | Wowcher