Comcast, DS2 and EarthLink Join HomePlug's Board of Directors

SAN RAMON, CA, January 13, 2004 - HomePlug Powerline Alliance, Inc., today announced three new board member companies who will join in the alliance's charter of providing a forum for the creation of specifications for home powerline networking products and services. Comcast, DS2 and EarthLink are joining HomePlug at a time of growth and innovation.

The addition of Comcast, DS2 and EarthLink to HomePlug's Board of Directors, underlines the value of HomePlug technology to service providers. HomePlug's whole -house coverage, Quality -of -Service (QoS), and built -in security offers service providers an in -home platform for the delivery of a wide variety of new services directly to consumers.

"The market opportunity for HomePlug certified products is continuing to expand beyond the home PC network and into video, audio, online gaming and security products," said Peter Kempf, President of the HomePlug Powerline Alliance and Vice President of Marketing for Conexant Systems. "Our new board members will provide vital support and knowledge as HomePlug advances in the multimedia arena with HomePlug AV, which will be the most robust and cost effective solution for distributing high quality multimedia content."

"Comcast is excited about the potential for HomePlug to enhance our data, video and telephony services with new installation options and better features for the consumer," said Mark Francisco, Director, Home Services Engineering at Comcast. "Building on our positive experience with HomePlug 1.0 for data networking applications, we look forward to the improved performance of HomePlug AV for higher -bandwidth content distribution."

"DS2 is proud to be a part of the HomePlug Alliance and to contribute its experience, know -how and building -blocks to benefit the HomePlug AV process," said Jorge Blasco, President and CEO of DS2. "Powerline Networking and Powerline Access (BPL) have already demonstrated their strength in the marketplace. Powerline Access is a very promising market. We are delighted to see that the HomePlug Alliance is focused on a synergistic development of both market segments."

"Joining the HomePlug Powerline Alliance is an exciting opportunity for EarthLink to work with other leading companies to develop powerline communications for home networking, audio visual distribution and broadband access services," said Stephen Howe, Vice President of Corporate Strategy at EarthLink. "Of critical importance to EarthLink is the successful development of the HomePlug access standard that we believe can significantly enhance the user's broadband experience."

The Board of Directors is comprised of industry leading companies including Cogency Semiconductor, Comcast, Conexant, DS2, EarthLink, Enikia, Intellon, Panasonic, RadioShack and Sharp. Working together, representatives from these companies continue to lead the development of new HomePlug 1.0 certified products and guide the completion of the HomePlug AV technology development process.

About HomePlug Powerline Alliance

HomePlug Powerline Alliance, Inc., is an industry -led initiative established to provide a forum for the creation of specifications for home powerline networking products and services and to accelerate the demand for these products and services through the sponsorship of market and user education programs. Currently, the Alliance is comprised of about 50 industry -leading companies. HomePlug Sponsor companies include Cogency Semiconductor, Comcast, Conexant, DS2, EarthLink, Enikia, Intellon, Panasonic, RadioShack, and Sharp. Additional information about the Alliance including a complete listing of certified products is available at http://www.homeplug.org.

About Comcast

Comcast Corporation (www.comcast.com) is principally involved in the development, management and operation of broadband cable networks and in the provision of programming content. The Company is the largest cable company in the United States, serving more than 21 million cable subscribers. The Company's content businesses include majority ownership of Comcast Spectacor, Comcast SportsNet, E! Entertainment Television, Style, The Golf Channel, Outdoor Life Network and G4. Comcast Class A common stock and Class A Special common stock trade on The NASDAQ Stock Market under the symbols CMCSA and CMCSK, respectively.

About DS2

DS2 is a leading developer of high -speed Powerline Communications Technologies (www.ds2.es). Since 2001, DS2 has offered the highest performance PLC chipsets on the market, with worldwide sales approaching $20 million. DS2's second -generation powerline technology is on the market and is capable of delivering data rates in excess of 200 Mbps to support multiple simultaneous video -streams, voice and data applications. DS2 is a leading player in many international forums on powerline communications including the PLC Forum, ETSI, CENELEC, and the United Powerline Council (UPLC). DS2 aims to converge its second -generation technology with the HomePlug AV.

About EarthLink

"EarthLink revolves around yousm." As a leading national Internet service provider (ISP) headquartered in Atlanta, EarthLink has earned an award winning reputation for outstanding customer service and its suite of online products and services. According to the J.D. Power and Associates 2003 Internet Service Provider Residential Customer Satisfaction StudySM, EarthLink is ranked highest in customer satisfaction among high -speed Internet Service Providers. Serving approximately five million subscribers, EarthLink offers what every user should expect from their Internet experience: high -quality connectivity, minimal drop -offs and ISP -generated intrusions, and customizable features. Whether it's dial -up, high -speed, Web hosting, or wireless Internet service, EarthLink provides the tools that best let individuals use and enjoy the Internet on their own terms. Learn more about EarthLink by calling (800) EARTHLINK or visiting EarthLink's Web site at www.earthlink.net.

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