-- SIRIUS XM Radio (NASDAQ:SIRI) today announced the availability of a free application for BlackBerry® smartphones, giving consumers access to over 120 channels of sports, talk, entertainment, news, comedy and commercial-free music on compatible models of the popular BlackBerry devices -- the BlackBerry Storm(TM), Bold(TM), Tour(TM) and Curve(TM).

(Logo: http://www.newscom.com/cgi-bin/prnh/20080819/NYTU044LOGO )

The free SIRIUS XM App for BlackBerry gives mobile consumers the freedom to listen to SIRIUS XM's Premium Online content on the go on their BlackBerry smartphones over cellular and WiFi networks.

"SIRIUS XM makes it easy for BlackBerry users to discover entirely commercial-free music and enjoy audio entertainment they will not find anywhere else," said Scott Greenstein, President and Chief Content Officer, SIRIUS XM. "We are truly excited to launch the SIRIUS XM App for BlackBerry, giving millions of discerning mobile consumers the ability to take our superior Premium Online programming with them on the go."

SIRIUS XM App for BlackBerry provides subscribers to SIRIUS or XM Premium Online who own compatible BlackBerry devices the ability to access exclusive sports talk and entertainment programming from SIRIUS XM's satellite radio service. Exclusive programming includes MLB Home Plate, SIRIUS NFL Radio, NHL Home Ice, PGA TOUR, Mad Dog Radio with Chris Russo, CNN, Fox News Talk, NPR, The Foxxhole channel presented by Jamie Foxx, Blue Collar Comedy Radio, The Virus featuring Opie & Anthony, Playboy Radio, Rosie Radio, Oprah Radio, and Martha Stewart Living Radio.

SIRIUS and XM Premium Online subscribers can listen to commercial-free music featuring exclusive programming from SIRIUS XM's satellite radio service, such as Bob Dylan's Theme Time Radio Hour and Tom Petty's Buried Treasure. Premium Online subscribers can also hear a broad array of 24/7 artist-branded music channels such as The Grateful Dead Channel, Eminem's Shade 45, Jimmy Buffett's Radio Margaritaville, "Little Steven" Van Zandt's Underground Garage and Outlaw Country channels, B.B. King's Bluesville, Willie Nelson's Willie's Place, Elvis Radio, Siriusly Sinatra, and Metropolitan Opera Radio. In addition, Premium Online subscribers have access to more than 70 commercial-free music channels, such as, dance channel BPM, new country music channel The Highway, and indie rock channel SIRIUS XMU.

Also available to Premium Online subscribers are exclusive showcase channels that feature multiple plays of exclusive programming from SIRIUS XM's satellite radio service, including such acclaimed shows as Rosie Radio, The Jamie Foxx Show, specials from Blue Collar Comedy and Raw Dog Comedy, selections from the Artist Confidential series, and selections from exclusive live SIRIUS XM music performances, including pop, rock, hip-hop, country, jazz, and more, available for the first time on compatible BlackBerry models.

Select programming, including MLB Play-by-Play, NFL Play-by-Play, SIRIUS NASCAR Radio, and Howard Stern, will not be available via the SIRIUS XM App for BlackBerry. Listeners will continue to be able to access that programming through the SIRIUS XM platforms where they are currently offered.

  SIRIUS XM App for BlackBerry allows users to:

  --  Surf through over 120 channels of SIRIUS XM Premium Online programming
      on the go.
  --  Bookmark SIRIUS XM Internet channels for fast, easy access through a
      "Favorites" function.
  --  View the current channel plus what is playing on all other available
      channels via the "Lookaround" function.

SIRIUS XM App for BlackBerry is available as a free download by visiting www.siriusxm.com/blackberry on your computer or BlackBerry browser. After downloading the free App, users of compatible BlackBerry devices can register for a 7-day free trial to SIRIUS XM Premium Online on their smartphone.

At launch, the free App will be available on the following BlackBerry models:

  --  Storm(TM) 9530
  --  Storm2(TM) 9550
  --  Bold(TM) 9000
  --  Bold(TM) 9700
  --  Tour(TM) 9630
  --  Curve(TM) 8900
  --  Curve(TM) 8520
  --  Curve(TM) 8530

There is no additional charge for listening to SIRIUS XM's Premium Online programming on a BlackBerry once a user becomes a SIRIUS XM Premium Online Internet subscriber or subscribes to the Company's Premium Online service in conjunction with their satellite radio subscription.

  For more information on SIRIUS XM, please visit www.siriusxm.com.

  About SIRIUS XM Radio

SIRIUS XM Radio is America's satellite radio company delivering to subscribers commercial-free music channels, premier sports, news, talk, entertainment, and traffic and weather.

SIRIUS XM Radio has content relationships with an array of personalities and artists, including Howard Stern, Martha Stewart, Oprah Winfrey, Rosie O'Donnell, Jamie Foxx, Barbara Walters, Opie & Anthony, Bubba the Love Sponge®, Bob Edwards, Chris "Mad Dog" Russo, Jimmy Buffett, The Grateful Dead, Willie Nelson, Bob Dylan and Tom Petty. SIRIUS XM Radio is the leader in sports programming as the Official Satellite Radio Partner of the NFL, Major League Baseball®, NASCAR®, NBA, NHL®, and PGA TOUR® and major college sports.

SIRIUS XM Radio has arrangements with every major automaker. SIRIUS XM Radio products are available at shop.sirius.com and shop.xmradio.com, and at retail locations nationwide, including Best Buy, RadioShack, Wal-Mart and independent retailers.

SIRIUS XM Radio also offers SIRIUS Backseat TV, the first ever live in-vehicle rear seat entertainment featuring Nickelodeon, Disney Channel and Cartoon Network; XM NavTraffic® service for GPS navigation systems delivers real-time traffic information, including accidents and road construction, for more than 80 North American markets.

This communication contains "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. Such statements include, but are not limited to, statements about the benefits of the business combination transaction involving SIRIUS and XM, including potential synergies and cost savings and the timing thereof, future financial and operating results, the combined company's plans, objectives, expectations and intentions with respect to future operations, products and services; and other statements identified by words such as "will likely result," "are expected to," "anticipate," "believe," "plan," "estimate," "intend," "will," "should," "may," or words of similar meaning. Such forward-looking statements are based upon the current beliefs and expectations of SIRIUS' and XM's management and are inherently subject to significant business, economic and competitive uncertainties and contingencies, many of which are difficult to predict and generally beyond the control of SIRIUS and XM. Actual results may differ materially from the results anticipated in these forward-looking statements.

The following factors, among others, could cause actual results to differ materially from the anticipated results or other expectations expressed in the forward-looking statement: our substantial indebtedness; the businesses of SIRIUS and XM may not be combined successfully, or such combination may take longer, be more difficult, time-consuming or costly to accomplish than expected; the useful life of our satellites; our dependence upon automakers and other third parties; our competitive position versus other forms of audio and video entertainment; and general economic conditions. Additional factors that could cause SIRIUS' and XM's results to differ materially from those described in the forward-looking statements can be found in SIRIUS' Annual Report on Form 10-K for the year ended December 31, 2008 and XM's Annual Report on Form 10-K for the year ended December 31, 2008, which are filed with the Securities and Exchange Commission (the "SEC") and available at the SEC's Internet site (http://www.sec.gov/). The information set forth herein speaks only as of the date hereof, and SIRIUS and XM disclaim any intention or obligation to update any forward looking statements as a result of developments occurring after the date of this communication.