TAG MIL-BOOK 10 - Manual (Page 35)

Using the Audio Features
NOTE:
To take advantage of the enhanced audio capabilities, the audio driver supplied
with your computer must be installed.
If you experience interference while recording, try lowering the microphone
recording volume.
The audio subsystem of your computer features:
Digital audio and analog mixing functions required for recording and
playing sound on your computer
SoundBlaster Pro, Adlib, and Microsoft Windows Sound System
support
Volume control select ( )
Volume adjust (increase or decrease) ( )
Speaker ( )
External audio connectors ( )
2-20 Operating Your Tablet PC