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Audio Settings for the Microphone
To configure the audio settings for the microphone:
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In Menu mode, select Audio Settings and then Microphone.
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To select the Headroom:
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From the third menu, select Headroom.
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From the fourth menu, select one of the following:
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Normal (default)
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High - Reduces the analog input gain and increases the digital gain accordingly. That reduces digital clipping at the A/D converter but increases the noise floor. This setting is intended for use in environments with very high background noise.
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To enable or disable the Contour Filter:
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From the third menu, select Contour Filter
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From the fourth menu, select one of the following:
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Enabled - The Contour filter is a Clear-Com algorithm enhancing speech intelligibility, especially when whispering or talking at a low volume.
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Disabled
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Note: The default is Disabled.