WD Elements desktop storage with USB 3.0 offers reliable, high-capacity, add-on storage, fast data transfer rates, universal connectivity, and up to 14TB capacity. USB 3.0 and USB 2.0 compatibility – With this single drive you get compatibility with the latest USB 3.0 devices and backward compatibility with USB 2.0 devices as well. Fast transfer rates – When connected to a USB 3.0 port, WD Elements desktop storage delivers fast data transfer rates. Improve PC performance - When your internal hard drive is almost full your PC slows down. Don't delete files.Free up space on your internal hard drive by transferring files to your WD Elements desktop storage and get your computer moving again. High capacity in a sleek designz - The sleek design offers up to 14TB capacity, making WD Elements desktop storage the ideal solution for easy, add-on storage of all your important photos, music, videos and files. WD quality inside and out – We know your data is important to you. So we build the drive inside to our demanding requirements for durability, shock tolerance, and long-term reliability. Then we protect the drive with a durable enclosure designed for style and protection. Formatted for Windows – Formatted NTFS and compatible with Windows 8.1, Windows 7. Can be reformatted for Mac.