CounterPath 1.5 Telephone User Manual page 38

CounterPath eyeBeam 1.5
Options – General – Device
T
Field
Headset
Speaker device
Microphone device
Use acoustic echo cancellation (AEC)
Use auto gain control (AGC)
Use noise reduction
Table 4: Options – General – Device
Change these fields only if you want to override the device selected by zero-
touch device configuration (see page 31).
In both these fields, select the headset you are using.
The headset is the device that is usually used for audio out (the sound you hear)
and audio in (recording your voice). The only situation in which the headset is
not used is when the Speaker Phone button on the dialpad is pressed.
Therefore, unless you will always be using eyeBeam in speakerphone mode,
you must make a selection here.
Select the headset in both the Speaker device field and Microphone device field.
Reduces the echo effect that can arise with a speakerphone or that can arise if
the sound from the speakerphone or headphone leaks into the microphone.
Turning this feature on improves sound quality.
Typically on.
Automatically adjusts the microphone volume level so that the other party does
not hear the distortion that might be caused by too high a microphone input or
too low volume (due to too low input level).
Typically on.
Automatically attempts to remove background noise.
Typically off for the headset.
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Description