The DroboPro™ is a storage array that manages itself. DroboPro is a rack-mountable/desktop eight-drive storage array that protects against two simultaneous drive failures. Capacity expands by adding/replacing drives. DroboPro's BeyondRAID technology allows mixing different sized drives without sacrificing capacity. Connect to server via iSCSI/FireWire800/USB. It supports up to 16, 16TB volumes (LUNs). Includes iSCSI initiator and backup software.