Select XM Original Programming Available On XMradio.Com and Itunes as Podcast Downloads Beginning Today

WASHINGTON, Dec. 11 /PRNewswire-FirstCall/ -- XM, the nation's leading satellite radio service with more than 8.5 million subscribers, announced today that select XM original music, news and sports series are now available as free podcasts for download through xmradio.com and Apple Inc.'s iTunes Store (http://www.itunes.com/). Beginning today, consumers can download XM content hosted by Bob Edwards, James Carville, Luke Russert, Mike Krzyzewski, Barry Switzer and Opie & Anthony, as well as exclusive XM music and comedy programming.

(Logo: http://www.newscom.com/cgi-bin/prnh/20070313/XMLOGO )

"By making these original XM series available through xmradio.com, iTunes and other popular podcast web sites, millions more consumers have an opportunity to sample some of the best in premium music, news and sports programming that you can only get as an XM subscriber," said Eric Logan, XM executive vice president of programming.

  XM's original podcast offerings include:

  -- Bob Edwards Weekend - Hosted by veteran journalist and public radio
     personality Bob Edwards, this weekly sampler, which is created by XM
     and distributed by Public Radio International, features commentary and
     interviews from XM's award-winning exclusive weekday series, "The Bob
     Edwards Show."

  -- 60/20 Sports with James Carville and Luke Russert - Each week 60-
     something political guru James Carville puts on his sports cap and
     locks horns with 20-something Boston College student Luke Russert, as
     they interview guests and debate controversial topics and stories
     examining the culture of sports.

  -- XMSN This Morning with Coach Switzer - The legendary Switzer, who
     coached championship teams for the Oklahoma Sooners and Dallas Cowboys,
     joins XM Sports Nation (XMSN) anchor T.J. Rives to talk about the state
     of college football and the NFL, sizing up the biggest match-ups and
     the latest news surrounding the game.

  -- Basketball & Beyond with Coach K - Duke men's basketball coach Mike
     Krzyzewski and co-host Dave Sims talk in-depth about college
     basketball, featuring special guest interviews and Coach K's personal
     perspective on principles for life on and off the court.

  -- XM Weekly Music-XM's resident music experts host this new weekly
     podcast, featuring artist interviews, live performances and new music
     from popular XM music channels.

  -- XM Artist Confidential: Green Room - This new podcast takes listeners
     behind-the-scenes of XM's critically acclaimed performance/interviews
     series "Artist Confidential."

  -- Opie and Anthony Shorts - This new weekly video podcast uses animation
     to bring to life segments from Opie and Anthony's popular XM show.

  -- Unmasked - Composed of highlights from XM's original comedy series
     "Unmasked," this new video podcast features candid, one-on-one
     interviews with stand-up comedians and comedic talent for an uncensored
     look into their creative processes and the lives that shape their work.

New episodes of each show that airs on XM will be available to podcast subscribers on the day following its premiere.

Additional XM content will soon be available as podcasts through xmradio.com and iTunes. More details about XM podcasts are available through the XM section of iTunes or at http://www.xmradio.com/podcasts.

About XM

XM is America's number one satellite radio company with more than 8.5 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, Ferrari, 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 3-1-07. Copies of the filing are available upon request from XM Radio's Investor Relations Department. All programming subject to change.

Photo: NewsCom: http://www.newscom.com/cgi-bin/prnh/20070313/XMLOGO
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PRN Photo Desk, photodesk@prnewswire.com

SOURCE: XM

CONTACT: Nathaniel Brown, +1-212-708-6170, nathaniel.brown@xmradio.com or
Anne-Taylor Adams, +1-212-708-6171, annetaylor.adams@xmradio.com, both of XM