There's so much focus on video and graphics when it comes to games. But that's only part of the experience. What if you couldn't hear the blasts, bombs, explosions, tackles, and grunts? That's why your available PCI slot in your desktop needs this Sound Blaster X-Fi Xtreme sound card for PCI. The Sound Blaster X-Fi sound card delivers faster audio performance and intense, realistic sound in all your games. Headphone surround sound is better too?so good, you'll swear you're listening to multichannel speakers?and your games will sound richer as you hear all of the crisp, clear highs and bone-crushing lows you've been missing. Revitalize your compressed game sounds with X-Fi Crystalizer and hear crisp, sharp gunshots and deep, booming explosions for the most intense gaming experience ever X-Fi Crystalizer repairs the damage that MP3 and WMA compression causes and intelligently enhances high and low frequencies for cleaner music playback and more realistic movie sound Delivers THX certified surround sound and includes Cyberlink PowerDVD software with DTS and Dolby Digital-EX decoding via free download for an unbeatable DVD movie watching experience X-Fi CMSS-3D matches the sound to your headphones or multichannel speakers and positions specific audio elements?such as voice in the center and ambient sounds in surrounding channels, so your music and movies sound more alive A dedicated audio creation mode supports near transparent conversion between any resolutions, digital-matched recording, low-latency ASIO support and more