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RioPort also will provide Sewon Telecom with design support for firmware upgrade modules for SDMI-compliant portable digital audio players expected to hit the market in August 2000.

``We are excited about the opportunity to work with Sewon Telecom to develop its next-generation SDMI-compliant audio players,'' said Anthony Schaller, senior vice president and chief technology officer of RioPort Inc. ``RioPort's advanced technology solutions will make finding, downloading and managing multiple digital audio formats a truly seamless experience for Sewon's customers.''

Among the many products offered by Sewon Telecom, the company manufactures MP3 players that are marketed worldwide under several brand names, including the jaz Piper in North America. Starting August 2000, the company plans to offer four new models. The new players will be sold through overseas OEMs.

``We believe incorporating RioPort's audio technology into our new lineup of SDMI-compliant digital audio players will help us gain a firm foothold in this rapidly expanding market,'' said Sang-il Choi, executive and team manager of the Information & Communication Division at Sewon Telecom Ltd.

``Through our new alliance with RioPort, we are able to offer our customers an incredible list of features with our new player and finally make accessing digital audio an easy experience for the mainstream consumer.''

RioPort's Media Device Manager

RioPort's MDM technologies are software and engineering services that allow music appliance manufacturers to better enable their products for the Internet and its variety of file formats, security schemes and PC applications.

About Sewon Telecom Ltd.

Sewon Telecom Co. Ltd. (the ``company'') is a manufacturer of mobile telecommunication terminals such as CDMA terminals, GSM terminals and TRS (Trunked Radio System) terminals as well as MP3 players. The company has the manufacturing facilities in Korea and has 350 employees headed by a strong management team and highly experienced engineering staff.

One of Sewon Telecom's main products is also an MP3 player, a cyber-generation audio equipment called Digital Walkman. More than 60% of all domestic PC communications and Internet users, the number of which is expected to more than 10 million persons after 2000, expressed intentions to purchase these products. Projections are that more than 10% of the overseas portable audio equipment market will be substituted by MP3.

Since Sewon Telecom delivered 200,000 units of MP3 players under the OEM system to Korean Company in 1999, it acquired buyers from Japan and Singapore for export of approximately 100,000 units/month. Negotiations are underway to supply MP3 players through Japan's international company and computer trading company in Japan.

Sewon Telecom plans to market 3-4 models of its own brand MP3 players to the domestic and overseas market in July and September 2000. In addition to the production of MP3 players, Sewon Telecom also intends to expand business areas to MP3 Internet Contents in order to maximize synergy effects.

About RioPort Inc.

RioPort Inc. is a leading music/audio ASP providing e-tailers with industry-standard solutions for selling music and spoken audio content to consumers in a simple and secure manner. RioPort's distribution partners include the MTVi Group, House of Blues, Ministry of Sound and others. RioPort is backed by Oak Investment Partners, Vulcan Ventures, S3 Inc., Mitsubishi Corp., EMC Corp. and Quantum Corp.

Contact:

     Faiola Davis Public Relations
     323/933-4959
     Sung Choi, sung@fdpr.com
     John Rafacz, john@fdpr.com