X-Fi Crystalizer technology restores the detail and vibrance to your compressed music and movies. * Slip on your headphones and X-Fi CMSS-3D technology moves the sound away from your ears and into the space around you. * Expand your stereo music and movies into surround sound with X-Fi CMSS-3D technology. Voices are centered in front of you. * Realistic sound effects in games Bullets whiz past your head. Explosions shake the room. * Cinematic surround sound from DVD movies Watch your DVDs in cinematic surround sound with PowerDVD software