Kenwood DNN991HD - Manual (Page 128)

127
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Bluetooth Control
Sort Order
Set how to arrange the cell-phone phonebook.
First: Arranges in the order of first name.
Last (Default): Arranges in the order of last
name.
Echo Cancel Level
Adjust the level of echo cancellation.
Default is “1”.
Microphone Level
Adjust the sensitivity of the telephone
microphone. Default is “3”.
Noise Reduction Level
Reduces the noises generated by surrounding
environment without changing the
microphone volume. Use this setting when the
voice of caller is not clear. Default is “-10”.
[Restore]
Resets the settings to the default settings.
*1 Either the time interval for automatic
answer set on this unit or the time interval
set on your smartphone/cell-phone,
whichever is shorter takes effect.