MIX, often branded on-air as Today's Mix, was a Commercial-free channel on XM Satellite Radio playing the Hot Adult Contemporary format. It was located on XM 12 (previously 22) and plays a mix of hit songs from 1980-present day, except for urban music. MIX was one of 5 channels on XM's platform that plays commercial advertisements, which amount to about 3–4 minutes an hour, and are sold by Premiere Radio Networks. The channel was programmed by Clear Channel Communications, and was Clear Channel's most listened to channel on XM Radio, in both cume and AQH, according to the Fall 2007 Arbitron book.