Creative's Sound Blaster X-Fi Xtreme Music brings the revolutionary new Xtreme Fidelity audio standard to the PC. With 24-bit Crystalizer it restores the sparkle lost during MP3/WMA compression while CMSS 3D Surround upgrades all audio to 24-bit surround sound. Featuring the world's fastest audio processor, it accelerates gaming and also enables CMSS 3D Headphone for incredible surround sound over stereo headphones for compelling LAN gaming, late-night gaming, and movie watching. Bring movies to life with comprehensive soundtrack decoding (DTS-ES, Dolby Digital EX), CMSS up-mix for non-encoded movies plus THX certification. With three selectable, easy-to-use modes (Gaming, Entertainment, Audio Creation) it's the ultimate audio solution for the PC.