Revolabs XTAG USB - Manual (Page 7)

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5. Make sure that the level for the Microphone is
close to the top (maximum) and that the Mute
box is not checked.
6. In the Sound playback section, open the Volume
settings for to control the volume you hear in
the Microphone’s earpiece.
Adjust the Speaker level at the master Volume
control if necessary.
7. At the bottom of the Microphone section, click
the Mute box in the Microphone section to
prevent the Microphone directly feeding back its
own audio to the earpiece (i.e. “sidetone”).
It may be necessary to use the Options-
Properties menu to display the Microphone
volume control.
IP telephony and computer telephony
applications (e.g., Skype) may also offer options
for controlling the audio levels and playback
capabilities. Please consult the application
guide for the software package for additional
instructions.
8. Change the Sound playback Default device to
your regular audio codec (SigmaTelAudio in this
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example) to playback audio through the internal
or external speakers of the computer instead of
the earpiece.
9. At the bottom of the dialog, click Apply, and
then click OK.
Note: Laptop computers with built-in microphones may
continue to operate even when the xTag software is
running. To prevent the built-in microphone audio
feeding through to the speakers, check the Mute box on
the laptop audio program Input Monitor, as follows.
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