GX 2.5 for realistic 3D gaming audio effects - Feel opponents sneaking behind you and hear voices echo in dungeons with the ASUS exclusive GX 2.5 gaming audio engine, which allows up to 128 different sound effects at once for a realistic 3D audio experience. It also supports the latest version of EAX and restores surround gaming in Windows 7 with no additional software.

DTS Connect technology for an immersive 7.1-channel surround experience

• Consisting of DTS Neo: PC and DTS Interactive technologies, DTS Connect brings the world's most wanted hi-fi surround sound to your PC and turns it into a powerful multimedia center and game console.
  
  
• Surrounded all the time - DTS Neo: PC
  Converts any stereo signal into 7.1 channels - get the most out of your multi-channel speaker setup!
  
  
• World's most wanted surround audio at your service - DTS Interactive
  Turns all sound into sensational 7.1 DTS Digital surround via S/PDIF output - feed your AV receiver the best surround available!

True 192KHz/24-bit PC hi-fi enjoyment -Enjoy music file conversion at the highest quality with no sample rate downgrade.

Swappable operational amplifiers - tune up your own sound -A design once only seen on hi-end audio equipment is now presented on the Xonar DSX 7.1. It allows you to customize your sound with no soldering, and thus create your favorite listening experience with ease.

Automatic jack-sensing front-panel output - The Intel HDA-compatible front-panel header automatically switches output between the back and the front of the case once speakers/headphones are plugged in. Never again will you be bothered by the need to change connection settings manually!