LaCie Hard Disk MAX 2TB Quadra eSATA/FireWire800/FireWire400/USB 2.0 RAID Portable External Hard Drive 301850U Quadruple interface for universal connectivity: eSATA 3 GB/s, USB 2.0, FireWire 400, and FireWire 800 Simple, compact, and efficient dual-disk storage RAID: FAST and SAFE for maximum capacity or optimal security Complete software bundle: easy formatting and backup