Western Digital My Passport 2TB is a premium quality portable device designed to store and move data from one machine to another. With WD software preloaded, the device automatically creates a backup for your photos, videos and documents from your system. It comes with Built-in 256-bit AES Hardware Encryption and WD Security software that allows you to control your private content and keep them safe. You can also add a return-if-found message as a password prompt in case your device ever gets lost. It is compatible with USB 3.0 and 2.0.