Microphone
Turning on/off Microphone.
This item allows you to enable (or disable) the microphone for recording sound during video 
recording.
1.
Press and hold the Menu (3) to enter the main menu.
2.
Select the Microphone   menu item with the UP (2)/ DOWN (5) buttons.
3.
To turn on the microphone, briefly press the Menu (3) button.   
4.
To turn off the microphone, briefly press the Menu (3) button.   
To see the button operation scheme click here.