Toshiba Canvio 750 GB USB 3.0 Portable Hard Drive E05A075CAU3XS (Black/Silver) Transfers your large media files at blazing fast speeds with USB 3.0. Backwards compatible with USB 2.0 Provides file, folder, and full system backup and recovery with pre-loaded backup software Secures your backup with a password (Data Encryption, up to 256-bit). Alerts you when running low on backup capacity (Drive Space Alert)