To Turn On or Off VOX with the built-in micro- phone
This feature enables you to disable the built-in microphone in VOX when you use the unit under noisy environment.
1.To disable the built-in microphone, press the MENU and EN- TER buttons simultaneously. The LED display indicates as shown below.
Disable the built-in microphone
2.To turn on the built-in microphone, press the MENU and EN- TER buttons simultaneously again. The LED display indicates as shown below.
The built-in microphone is turned on.
