Western Digital My Book Mirror Edition - 1TB

WD’s My Book® Mirror Edition™ II dual-drive external storage system with RAID mirroring combines up to 1 TB of storage, USB 2.0 interface, user-serviceability, and automatic backup software. Right out of the box this system is designed to continuously duplicate your data for the ultimate in data protection. If one drive in this two drive system ever fails, the system continues to run and your data is safe. Or use the full capacity of this system to archive vast photo libraries or edit and exchange massive audio/video projects.