Revitalize your downloaded music and moviesRestore the details and vibrance your music and movies lost during compression. X-Fi technology intelligently enhances the highs and lows so youll hear it all-crisp cymbal crashes, wailing guitar solos, screeching tires and booming explosions. Surround sound from your stereo music and movies. Expand your stereo music and movies into surround sound. Voices are centered in front of you. Ambient sound appears all around you... just like a live performance. Listen on a pair of desktop speakers or a full 5.1 speaker system. Headphone surround that sounds like a room full of speakers. Headphone surround that sounds like a room full of speakers. Headphone surround that sounds like a room full of speakers.