DFX Audio Enhancer is a plug-in for multiple audio players, created by Power Technology. It is designed to enhance the sound of an audio file. Currently, DFX supports iTunes through iDFX, RealPlayer, Winamp, MusicMatch Jukebox, Windows Media Player, DivX Player, J.River Media Center and Yahoo! Music Jukebox. Support for Sonique was dropped after version 7.3.
