SIRIUS XM Radio (Nasdaq: SIRI) has announced the availability of a free application for BlackBerry(R) smartphones, giving consumers access to more than 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). 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 App for BlackBerry allows users to:

<li>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.