Clickfree HD10373 1 Terabyte (1TB) USB 3.0 3.5" External Hard Drive w/Automatic Backup, part number R10373-1004-100 Works with Windows 8, Windows 7, Windows Vista, WindowsXP, Mac OSX 10.5 or later with Intel processor 100MB available hard drive space Power 120V and 240V EASY Organizer Automatically finds and organizes your photos and all other personal files for backup EASY Viewer - Watch and learn more View all backed up photos and other personal files just like on your original computer EASY Restore - Watch and learn more Your complete personal file backup and photos can be easily transferred to a new computer EASY Music - Import music and playlists from any iPod, iPad, iPhone