Signature Devices, Inc. to Host Nationwide Teleconference Today at 4:15 PM EDT

REDWOOD CITY, CA, May 20 (MARKET WIRE) --
Signature Devices, Inc. (PINKSHEETS: SDVI) wishes to remind shareholders that
the Company will be hosting a Nationwide Teleconference today, May 20, 2008 at
4:15
PM EDT to discuss new developments, such as the Company's plan to uplist to
the Over-the-Counter Bulletin Board. If you would like to participate in the
Nationwide
Teleconference with Signature Devices at 4:15 PM EDT today, please dial
1-888-617-3400, pass code 1089333#.

The Nationwide Teleconference will be hosted and moderated by Marc Jablon,
CEO of
Big Apple Consulting USA. The featured speaker will be Signature Devices' CEO,
Kenneth Hurley. Mr. Hurley will update shareholders on a variety of topics
including the Company's upcoming video game titles, the distribution of its
titles through Amazon.com and the upcoming launch date of its social
networking site for gamers, Phatyaffle.com, among other developments.

"We hope our shareholders listen in to the teleconference and get a better
idea
of what we're doing and what we envision for the Company in the coming months.
It's an exciting time with the pending releases of new titles and the launch
of a new social networking site for gamers of all levels," stated Kenneth
Hurley,
CEO of Signature Devices, Inc. and Graffiti Entertainment, LLC.

For further information on today's Signature Devices, Inc. Nationwide
Teleconference
at 4:15 PM EDT, please call 1-866-THE-APPL(E). To participate in the
Nationwide Teleconference, please dial 888-617-3400, pass code 1089333#.

About Signature Devices, Inc. and Graffiti Entertainment LLC:

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, LLC,
(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.

Contact:
For more information, please visit:
www.signaturedevices.com
or Call
Investor Relations
+ 1-866-THE-APPL(E)

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