Seagate FreeAgent Go 80GB Portable Hard Drive Drive is amazing and compact at 0.7tall x 4.8wide x 3.9 deep and only 6.4 ounces Works with Windows XP and Vista on PC / Power PC G3, G4, or G5 processor running OS X 10.3.9 (or higher), or Intel Core Duo or Core Solo processor running OS X 10.4.6 (or higher) for Macintosh Includes FreeAgent Go portable hard drive; FreeAgent software and electronic documentation pre-loaded on the portable hard drive; USB 2.0 cable; Quick start guide Seagate 5-Year limited warranty Take your desktop environment with you - Including web browser, favorites, passwords, IM client and contacts, email client, cookies, settings and files