Asus Application Manual - Manual (Page 7)

ASUS M3N78 PRO 5-15
Audio I/O
The Audio I/O option allows you configure
your input/output settings.
To set the Audio I/O options
1. From the Realtek HD Audio
Manager, click the Audio I/O tab.
2. Click the drop-down menu to select
the channel configuration.
3. The control settings window displays
the status of connected devices.
Click for analog and digital options.
4. Click to effect the Audio I/O settings and exit
Microphone
The Microphone option allows you
configure your input/output settings
and to check if your audio devices are
connected properly.
To set the Microphone options
1. From the Realtek HD Audio
Manager, click the Microphone
tab.
2. Click the Noise Suppression
option button to reduce the static background noise when recording.
3. Click the Acoustic Echo Cancellation option button to reduce the echo from
the front speakers when recording.
4. Click the Beam Forming option button to eliminate surrounding noise
interferences. Click to start microphone calibration.
5. Click to effect the Microphone settings and exit.