TOSHIBA 500GB Canvio Slim Portable Hard Drive USB 3.0 Model HDTD105XK3D1 Black RPM: 5400 RPM Form Factor: 2.5 Cache: 8MB Dimensions: 4.21 x 2.95 x 0.35 Weight: 0.33 lbs. Package Contents: Toshiba Canvio Slim Portable Hard Drive USB 3.0 Cable Quick Start Guide NTI Backup Now EZ (preloaded on drive) NTFS driver for Mac (preloaded on drive) HDD Password Tool (preloaded on drive)