Product Manual

the maximum level.

II. Volume Settings Menu: Short Press ( ) will increase the volume, it will return the minimum value when it

reaches the maximum.

III. Other settings menu: When short press ( ) to select a menu option on the left or top menu, and then press once

again it will select the rightmost menu option.

4　Volume and the next key:

Long press function:

I. In the monitoring status, long press ( ) to enter the volume setting menu directly, it shows the volume on the

screen . Long press ( )again or without any operation in 3 seconds, then exit the Volume Settings menu.

Short press function:

I. Volume Settings Menu: You can turn the volume down via short press the key ( ). It will returns the maximum

volume once again when it reaches the minimum. It shows the volume on the screen when short press the key every

time.

Ii. Brightness settings menu: Short press ( ) to reduce the brightness of the screen, It will returns the

maximum brightness once again when it reaches the minimum. It shows the brightness on the screen when short press

the key every time.

III. Other settings menu: When short press ( ) to select a menu option on the left or top menu, and then press again

it will select the rightmost menu option.

5　VOX and zoom key:

Short press function:

I.In the monitoring status, short press the key ( ) to zoom the image , and it will be returned to the original when

short press the key again.

Long press function:

II. In the monitoring status, long press the key ( ) to turn on VOX function, and long press ( ) again to turn off

VOX . It can light up the screen by pressing any button.

6　Power supply and return key:

Short press function:

I. In the monitoring status, short press the key ( ) to turn off the screen. It can be light up again when press any key.

II. In the menu status，short press the key ( ) to return to the previous menu.

Long press function:

I. Long press the key ( ) to turn off. Long press the key ( ) to turn on in the shutdown state. But it must be

done after 5 seconds when it turns on or off.