Asus P5K Premium/WiFi-AP - Manual (Page 135)

ASUS P5K Premium 5-25
5.3.10 AI Audio 2 (SoundMAX ® High Definition Audio utility)
The ADI AD1988 High Definition Audio CODEC provides 8-channel audio capability
through the SoundMAX ® audio utility with AudioESP™ software to deliver the
ultimate audio experience on your PC. The software implements high quality audio
synthesis/rendering, 3D sound positioning, and advanced voice-input technologies.
Follow the installation wizard to install the ADI AD1988 Audio Driver from the
support DVD that comes with the motherboard package to activate the
SoundMAX ® audio utility.
If the SoundMAX ® audio utility is correctly installed, you
will find the SoundMAX ® / SoundMAX ® BlackHawk icon
on the taskbar.
You must use 4-channel, 6-channel or 8-channel speakers for this setup.