We have the latest Diskology Disk Jockey PRO IT HDD products in stock with same-day shipping. There are two versions available:  GDR-2007-000A PRO IT and GDR-2008-000A PRO IT Forensic.  The Forensic unit has extra features designed specifically for the computer forensic market including:

From Diskology...

Department of Defense (DoD) 7-pass secure erase
Write protection to the “Source” port of the Disk Jockey, data can never be written to a suspect’s drive attached to the “Source” port of the Disk Jockey regardless of what mode the device is in.
The ability to copy the Host Protected Area (HPA) and Drive Configuration Overlay (DCO) areas of a hard disk drive.
Can be used as purely a USB 2.0 write blocking device. Attach a suspect drive to the Disk Jockey and connect the Disk Jockey to your Windows or Macintosh computer in write protect mode for data searches and investigation of a suspect’s drive.

Free shipping everything from Encore Data Products...check out the Disk Jockey pages here.