Western Digital My Book Home Edition 500 GB USB Hard Drive
External Enclosure, 500 GB, 7200 RPM, For PC, Mac Platform USB Interface
Western Digital My Book Home Edition 500 GB USB Hard Drive - Save a copy of your photos to an online sharing service, duplicate your e-mail and contacts to your iPod, and back up all your precious files to your My Book. Set it and forget it; every time you save something it's automatically backed up.