Diskology Disk Jockey

Diskology has the Disk Jockey, the world's most versatile hard disk diagnostic and copy tool. Disk Jockey can be used with your Windows or Macintosh computer connected via the high-speed Firewire or USB 2.0 ports or it can be used as a stand alone unit. Disk Jockey lets you mount drives to your desktop, mirror (RAID 1) or span hard disk, copy data between hard disks at lightning speeds, verify, test and erase hard disks for 349$.