Air Conflicts: Aces of World War II for PSP® System Goes Gold!

REDWOOD CITY, Calif. - January 15, 2009 - Signature Devices, Inc. (OTCPK: SDVI) is pleased to announce that its wholly owned subsidiary, Graffiti Entertainment, Inc., has“Gone Gold” with Air Conflicts: Aces of World War II , the arcade flight simulation developed for the PSP® (PlayStation®Portable) system and is scheduled for release on March 15th, 2009. The gold master status means that all testing and functionality of the game is complete and the game is approved for manufacturing.

Air Conflicts is an arcade flight simulator game set in World War II, featuring the aircraft of this period and historically inspired missions. The emphasis is on intense dogfights, daring bombing raids and exciting aerial missions. Players choose to fly one of 17 authentic planes for the US Air Force, Royal Air Force, Luftwaffe or Red Army Air Force. The game utilizes the PSP wireless capabilities to include a multiplayer mode for up to 8 players.

“The brilliant graphics and wireless multiplayer capabilities of Air Conflicts makes the PSP system a perfect platform for this game and we are very happy with the quality of the gameplay,” stated Kenneth Hurley, CEO of Signature Devices, Inc. and Graffiti Entertainment, Inc.“The game includes some great American missions that we've added that should excite the most avid PSP Gamer.”

For more information about Signature Devices, Graffiti Entertainment and their products, please visit www.signaturedevices.com

About Signature Devices, Inc. and Graffiti Entertainment, Inc:

Based in Redwood City, Calif., Signature Devices, Inc. creates, develops and manufactures advanced information technology, including computer systems, software and electronics products. One of the Company's premier technologies includes a blend of hardware and software for image generation technology used in video games and simulations. Signature Devices also owns Graffiti Entertainment, Inc, ( www.graffitientertainment.com), a publisher of interactive entertainment software for advanced entertainment consoles.

The information in this press release includes certain "forward-looking" statements within the meaning of the Safe Harbor provisions of Federal Securities Laws. Investors are cautioned that such statements are based upon assumptions that in the future may prove not to have been accurate and are subject to significant risks and uncertainties, including the future financial performance of the Company. Although the Company believes that the expectations reflected in its forward-looking statements are reasonable, it can give no assurance that such expectations or any of its forward-looking statements will prove to be correct. Readers are cautioned not to place undue reliance on these forward-looking statements that speak only as of the date of this release, and the Company undertakes no obligation to update publicly any forward-looking statements to reflect new information, events, or circumstances after the date of this release except as required by law.

Media Contact:

Brandon Price

Reverb Communications

(209) 586-1495 x113

brandon@reverbinc.com

Investor Relations Contact:

(650) 654-4800 x111

ir@signaturedevices.com

www.signaturedevices.com


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