Sony BMG president of global digital business and US sales Thomas Hesse says, "We are always exploring new and exciting ways of bringing our music to fans in the digital space and are very happy to support Qtrax and their innovative ad-supported business model."

"Sony BMG has a well deserved reputation for innovation," adds Qtraz president and CEO Allan Klepfisz. "We welcome the addition of this vast and vital catalogue to Qtrax's worldwide service."

Qtrax already has deals in place ...