Graffiti Entertainment, Video Game Subsidiary of Signature Devices, Names Bandai America Marketing Executive, Dimitri Criona, Director of Sales

Market Wire, September, 2006

Graffiti Entertainment, LLC ( www.GraffitiEntertainment.com ), interactive entertainment and video game development and publishing subsidiary of Signature Devices, Inc. (PINKSHEETS: SDVI) ( www.signaturedevices.com ), has named Dimitri Criona its Director of Sales. Previously he was Director of Sales for Bandai America Inc., the world's third largest toy Company and one of the leading providers of animated content.

"Dimitri Criona brings an extraordinary range of sales management experience and expertise, coupled with a vast number of contacts in video game marketing and distribution that we have every expectation will be instrumental to the success of our game publishing subsidiary," says Kenneth Hurley, CEO of both Signature Devices and Graffiti Entertainment. "Dimitri is a proven performer with an extraordinary record of accomplishments that we view as the prologue to what will be his greatest success as he joins our team."

In joining Graffiti Entertainment, Mr. Criona says, "I am delighted to be associated with the Graffiti Entertainment division of Signature Devices. As the Video/PC Game Industries continue to evolve I see a definite need for the type of new and fresh concepts they bring to the gaming public."

Before joining Graffiti Entertainment, Mr. Criona was Director of Sales for Bandai America Inc., Electronics for five years, where he managed all sales activities for 20 key national accounts, supervised seven rep groups and the internal sales and marketing staff. Through new product expansion he tripled sales and market penetration in his first 18 months with the company. Starting in September of 2005 he was instrumental in the merger and transition of the American Video Game Divisions of Namco Hometek and Bandai Games.

Prior to this, Mr. Criona served as a consultant Vice President of Sales and Marketing for Atlus, U.S.A., Inc., a third party Software Company specializing in games for the Sony, Nintendo, and Sega game systems. He was responsible for company promotional activities, including co-op advertising, all media placement and all trade shows, as well as new product configurations, packaging, and product image, resulting in a five-fold increase of profitable sales.

Previously Mr. Criona was Director of Marketing and Sales for Tecmo, Inc., a Japanese owned third party Software Company specializing in games for the Nintendo, Sega and Sony game systems. Among his accomplishments, he established the National Football League's first dual licensed football game, making Tecmo Super Bowl the industry standard for Sports Video Games. He was personally responsible for new product configuration, programming parameters, all packaging, and product image, resulting in the profitable sales of over 8.5 million games and over $300 million in sales.

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

Based in Sunnyvale, Calif., Graffiti Entertainment, LLC ( www.GraffitiEntertainment.com ) is a full service developer and publisher of interactive entertainment software for advanced entertainment consoles. Its focus is on creating, developing, and publishing trendsetting titles with mass-market appeal. It is a wholly owned subsidiary of Signature Devices, Inc., (PINKSHEETS: SDVI) ( www.signaturedevices.com ) that creates, develops and manufactures advanced information technology, including computer systems, software and electronics products. One of the company's premiere technologies includes a blend of hardware and software for Image generation technology used in video games and simulations.

Forward-Looking Statements:

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.

Contacts: Investors Relations Email Contact 650-654-4800 ext 111 http://www.signaturedevices.com