Seagate Backup Plus 4TB Desktop External Hard Drive USB 3.0 (STCA4000100)

- Keep copies of your precious digital files, in case disaster strikes - Due to a limitation in Windows 7, 4TB drives are incompatible with the Windows Image Backup software. Instead, the files can be moved to the drive directly. - Save feature enables user-generated content to be backed up from your favorite social network - Share feature allows multiple files to be uploaded to social networks at once from your computer - Install the pre-loaded NTFS driver for Mac and use the drive interchangeably between PC and Mac computers without reformatting - The available storage capacity may vary.