LaCie Rugged All-Terrain 500 GB USB 3.0 7200RPM Portable External Hard Drive 301930 Superspeed USB 3.0, up to 110MB/s Compatible with USB 2.0 and USB 1 and Mac OS X in USB 2.0 and USB 1.0 Shock-proof up to 2.2 meters LaCie Backup Assistant included 10GB Wuala online storage included for one year.