ASUS XONAR U1 LITE AUDIO STATION

Stylish External Processor
Crisp Clear & Gaming Audio Support
Xonar U1 Lite transcodes any stereo source into Dolby Headphone, Virtual Speaker, and 5.1-channel Dolby Digital & Pro-Logic II surround sound. It also supports DirectSound, EAX, OpenAL for best gaming in Windows 7/Vista/XP.

High Fidelity Headphone Amp
For High End Headphone Enjoyments
Xonar U1 Lite's built-in high-fidelity headphone amplifier achieves best listening quality with most stereo headphones (8~150 ohms @ >10mWx2):
THD+N<0.005% @ 47mW x2/32ohms
THD+N<0.006% @ 88mW x2/16ohms

Dolby Home Theater Technologies
High Quality Audio From Dolby
Xonar U1 Lite is an external audio device to come with complete Dolby audio devices in the market for your Hi-Fi A/V enjoyments.