DualDisc is a two-sided disc made up of a CD on one side and a DVD on the other, DualDisc’s breakthrough technology allows one disc to have it all. A full album on the CD side. All sorts of special material on the DVD side, including the full album in a 5.1 Surround Sound, exclusive video content and lyrics. DualDisc work wherever you play CD’s and DVD’s, including car stereos, PC’s DVD Players, game consoles and CD players.