LaCie Little Big Disk Quadra 1 TB  eSATA/Firewire400/Firewire800/USB 2.0 7200rpm Portable External Hard Drive 301398U Compatible with Time Machine Sturdy & ergonomic heat sink aluminum design Built-in RAID 0 for superior speed The best performance in professional mobile storage Portable, FireWire bus-powered and silent The best performance in professional mobile storage Built-in RAID 0 for superior speed Portable, FireWire bus-powered and silent Sturdy & ergonomic heat sink aluminum design Compatible with Time Machine