MDI Wins Product Showcase Award at ISC West 2006

SAN ANTONIO, TEXAS - April 10, 2006 - MDI, Inc. (NASDAQ: MDII) - MDI Security System, the leading global supplier of networked security solutions, today announced that its ONE Open Architecture Command and Control Operating System, known as C2OS, has won two prestigious industry awards.

The Security Industry Association announced on Thursday, April 6, 2006, that MDI has been awarded the 2006 Product Achievement Award for Integrated Systems for its C2OS(tm) Open Architecture Command and Control Operating System.

SIA's panel of judges chose the ONE Platform over all other entrants in the 2006 New Products Showcase program held in Las Vegas at ISC West.

For a complete list of companies that competed in the integrated systems class, please click here to visit the SIA site.