http://www.g-technology.com/products/g-drive

G-DRIVE – A high performance storage solution features screaming fast USB 3.0, eSATA, and FireWire^® interfaces. Available in storage capacities up to 4TB, G-DRIVE is perfect for storage-intensive applications like audio/video editing, digital photography, music libraries, and high-speed data backup. G-DRIVE is plug and play on Mac OSX and ready to use with Time Machine^®. An all-aluminum enclosure with an integrated heat-sync system keeps G-DRIVE running cool and quiet.  G-DRIVE supports professional music production tools including Pro Tools, Logic Studio, Cubase, Nuendo, Digital Performer, and many more.