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Signature Devices Signs Agreement With GLOBAL VR for Another Stellar Title

Market Wire, August, 2007

Signature Devices, Inc. (PINKSHEETS: SDVI)
( www.signaturedevices.com ), a leading developer and publisher of advanced
3D interactive games and simulation technology, finalized negotiations with
GLOBAL VR, Inc. ( www.globalvr.com ) to develop a new arcade game. The new
game will be designed for the VORTEK(TM) arcade platform and will be ready
to ship next year.

Originally released in 1998, GLOBAL VR’s VORTEK(TM) continues to be one of
the
coin-op industry’s most successful platforms. Its unique virtual reality
headset engages players at a truly visceral level making this arcade gaming
experience unparalleled. When asked for comment about the new development
agreement, Jeff Shotwell, GLOBAL VR’s game producer, said, “We have a
proven record of success with Signature Devices development and are
confident that with their expertise and professionalism we will be able to
deliver a gaming experience second to none.”

“We are delighted that GLOBAL VR® has selected us to develop another new
coin-operated game,” commented Kenneth Hurley, CEO of Signature Devices,
Inc. “Having recently completed development of ‘Paradise Lost,’ a highly
immersive sit-down shooter, we are confident that our experience with
GLOBAL VR coupled with understanding of the arcade market will produce
another successful title!”

More information about this new game will be available soon.

About Signature Devices, Inc.:

Based in Redwood City, Calif., Signature Devices, Inc.
( www.signaturedevices.com ) (PINKSHEETS: SDVI) 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, LLC ( www.GraffitiEntertainment.com ), a publisher of
interactive entertainment software for advanced entertainment consoles.

About GLOBAL VR:

Founded in 1998 and headquartered in San Jose, California, GLOBAL VR® is
one of the world’s leading manufacturers of coin-operated video games based
on home gaming technology