Renewed products look and work like new. These pre-owned products have been inspected and tested by Amazon-qualified suppliers, which typically perform a full diagnostic test, replacement of any defective parts, and a thorough cleaning process. Packaging and accessories may be generic. All products on Amazon Renewed come with a minimum 90-day supplier-backed warranty. 13.3" LED display; 1440x900; Intel HD Graphics 5000 802.11A,802.11AC,802.11B,802.11G,802.11N; Bluetooth 4.0 + HS; Apple Mac OS X 10.8