XM Radio Online Available With Windows Vista

WASHINGTON, Jan. 29 /PRNewswire-FirstCall/ -- XM, the nation's leading satellite radio company, today announced that XM Radio Online will be included in Microsoft's new operating system, Windows Vista.

Windows Vista, which will be broadly available on January 30, will offer XM Radio Online as part of its digital music hub. XM Radio Online delivers more than 80 radio channels, including commercial-free music, the Oprah & Friends talk and lifestyle channel, "The Bob Edwards Show," "Opie & Anthony," stand-up comedy, and children's programming.

Web users can sign up for a free, three-day trial of XM Radio Online. Unlimited listening is available for $7.99 a month. Those who subscribe to XM Satellite Radio for the car, home, or portable listening can enjoy XM Radio Online for no additional charge.

"XM is pleased to be extending its strategic relationship with Microsoft with the inclusion of XM Radio Online in Windows Vista," said My-Chau Nguyen, XM senior vice president for marketing programs and operations. "By working with Microsoft, we are expanding the availability of XM Radio Online, which provides an extraordinary variety of music choices, talk radio options, and exclusive programming such as 'Oprah & Friends.' The integration of XM Radio Online further enhances the music and entertainment experience offered by Windows Vista."

"Microsoft is pleased to be working closely with XM," said Mike Sievert, corporate vice president, Windows at Microsoft Corp. "We are thrilled with XM's support and excitement for the launch of Windows Vista and the 2007 Office system."

About XM

XM (NASDAQ: XMSR) is America's number one satellite radio company with more than 7.6 million subscribers. Broadcasting live daily from studios in Washington, DC, New York City, Chicago, the Country Music Hall of Fame in Nashville, Toronto and Montreal, XM's 2007 lineup includes more than 170 digital channels of choice from coast to coast: commercial-free music, premier sports, news, talk radio, comedy, children's and entertainment programming; and the most advanced traffic and weather information.

XM, the leader in satellite-delivered entertainment and data services for the automobile market through partnerships with General Motors, Honda, Hyundai, Nissan, Porsche, Subaru, Suzuki and Toyota is available in 140 different vehicle models for 2007. XM's industry-leading products are available at consumer electronics retailers nationwide. For more information about XM hardware, programming and partnerships, please visit http://www.xmradio.com/.

Factors that could cause actual results to differ materially from those in the forward-looking statements in this press release include demand for XM Satellite Radio's service, the Company's dependence on technology and third party vendors, its potential need for additional financing, as well as other risks described in XM Satellite Radio Holdings Inc.'s Form 10-K filed with the Securities and Exchange Commission on 3-9-06. Copies of the filing are available upon request from XM Radio's Investor Relations Department.