LOS ANGELES --Sony Ericsson Mobile Communications announced today its collaboration with Sorrent, a leading creator and publisher of mobile entertainment, to deliver eleven of Sorrent's best-selling mobile games on Sony Ericsson's most popular handsets.

In response to overwhelming consumer demand for mobile entertainment, North American mobile subscribers can now purchase eleven popular Sorrent games - including the award-winning FOX Sports Boxing - to play on their Sony Ericsson T610/T616 or T630/T637 handsets.

The Sony Ericsson T610/T616 and the T630/T637 offer a bright color screen, providing sharp images for a great gaming experience. The phones also come with 32-tone polyphonic sound, vibrating force feedback and joystick control and they support both Java and Mophun platforms for rich graphics.

"Mobile devices continue to evolve as game platforms. With our new phone features, such as high quality color screens and the easy-to-use joystick, we've seen consumers really seek out new mobile games," said Gregory Graham, US applications product marketing manager for Sony Ericsson North America. "By collaborating with a great game publisher like Sorrent, Sony Ericsson further demonstrates its commitment to building out its extensive library of games available for the handsets."

Single and multiplayer games available from Sorrent on the Sony Ericsson T610/T616 and the T630/T637, include:

-- Yao Ming Basketball '04 Presented by FOX Sports

-- FOX Sports(TM) Boxing

-- FOX Sports Football '04

-- FOX Sports Hockey '04

-- FOX Sports Track & Field '04

-- FOX Sports Soccer '04

-- FOX Sports Racing

-- Shark Hunt(TM)

-- 3D Slam Ping Pong

-- DuraTrax(TM) Mobile RC

-- Wild 8-Ball

"Sony Ericsson is designing phones that appeal to everyone from the casual to the most avid mobile gamers," said Tamara Artim, VP of sales for Sorrent. "These new handsets really showcase our game play - and with the joystick control, we expect to see Sony Ericsson handset customers run up very high scores on the leader board."

The games will be available for purchase from most major North American carriers in Q2 2004.

About Sony Ericsson Mobile Communications

Sony Ericsson Mobile Communications AB offers mobile communications products for people who appreciate the possibilities of powerful technology. Established in 2001 by Telefonaktiebolaget LM Ericsson(NASDAQ:ERICY) and Sony Corporation,(NYSE:SNE) the joint venture continues to build on the success of its two innovative parent companies. Sony Ericsson creates value for its operator customers by bringing new ways of using multimedia communications while mobile. The company's management is based in London, and has 4,000 employees across the globe working on research, development, design, sales, marketing, distribution and support.

For further information, please visit: www.SonyEricsson.com 

About Sorrent, Inc.

Sorrent is a leading creator and global publisher of wireless entertainment. Sorrent's critically acclaimed mobile content features community, entertainment and games based on original and licensed properties. Sorrent has partnered with major consumer brands, including Atari, FOX Sports and Viacom to extend their leading brands to the mobile lifestyle. Sorrent has developed a proprietary technology infrastructure that delivers graphically rich applications to more than one hundred Java and BREW-enabled handsets. The company's extensive distribution network includes international and US wireless carriers, such as Verizon Wireless, Sprint, AT&T Wireless, Cingular, Nextel, T-Mobile and Boost Mobile. Founded in 2001, Sorrent has attracted top-tier venture capital firms including NEA, Sienna Ventures and Globespan Capital Partners. For more information, visit www.sorrent.com.