The Lacie Biggest FW800 provides an astounding capacity of up to 1TB and harnesses the power of four disks arrayed together. With a rapid transfer rate of up ot 55MB/s and secuire RAID technology, it's ideal for audio/visual professionals who require high-end performance at an affordable price. The RAID configuration offers a perfect combination of total available capacity and data rescue capability-supporting RAID levels 0, 0+1, 5, and RAID 5+ hot spare with automatic background rebuilding (RAID 5).