Asus Xonar DS - Manual (Page 35)

29 ASUS Xonar DS
5 Monitoring button Click this button to monitor and loopback recording audio
to outputs (PC speakers). Therefore, the recording volume
will influence the monitoring signals from speaker outputs.
The audio will be mixed into the streams you are playing
out from your PC and all DSP effects will be applied to the
source, too. A typical benefit is to apply DTS Neo:PC 7.1-ch
spreading for your TV audio, CD, MP3, or stereo game
console audio from Wii, Xbox, PS2/PS3/PSP, etc.
6 Source / path name This shows the source name for each volume control slider,
including:
S/PDIF-In: S/PDIF digital input source
MIC: recording from MIC jack
Mix: Stereo Mix which will record MIC, AUX, and digital
WAVE audio you are playing on PC
Aux: recording from Aux-In for typically TV-tuner card audio
or other sound sources
Line-In: recording from Line-in jack for external audio
devices
WAVE: recording from digital wave audio you are playing on
PC
7 Reset Click to reset all volume controls to the default settings.