BIRMINGHAM, Ala. - The Southeastern Conference (SEC ) and XM, the leader in college sports on radio, announced a fiveyear broadcast and marketing agreement Tuesday under which XM will become the official satellite radio provider of the SEC, broadcasting football, basketball and other sports to XM subscribers nationwide.

XM will provide complete coverage of SEC championships, starting with the SEC Men's Basketball Tournament live from the Georgia Dome in Atlanta today through Sunday on XM channel 201.

XM will have the most SEC games on the radio with coast-to-coast live broadcasts of the University of Arkansas, University of Georgia, University of Kentucky, Mississippi State University, University of Mississippi and University of Tennessee football, basketball, and other sports starting in fall 2007.

The University of South Carolina will join XM in fall 2008, followed by the University of Florida in fall 2009. For each school, XM plans to air every regularseason football game, the vast majority of basketball games, and other sports, plus comprehensive coverage of the SEC football and basketball championships.

" The Southeastern Conference is pleased to enter into this agreement with XM, " said SEC Commissioner Mike Slive. " XM's commitment to the SEC gives our league a tremendous boost in our national radio coverage. Our fans will be able to listen to their favorite schools on a branded SEC channel that will feature programming from our schools and the conference. "

In addition to live playby-play, XM will carry the SEC Football Championship, the SEC Men's Basketball Tournament, the SEC Women's Basketball Championship and other SEC sports. XM will also produce programs throughout the week covering the SEC.