Audiovox MM1500 User Manual page 23

1. Power: When you push this button, it will Power ON or OFF the LCD.
2. V1 Video input: 1. When you push this button, it will show the picture from
video 1.
3. V2 Video input: 2. When you push this button, it will show the picture from
video 2.
4. MENU/SELECT: Show function menu list and select the function on the menu,
when you push this key.
5. " +": When you push this button, it will increase the function that you selected.
6. " - ": When you push this button, it will decrease the function that you selected.
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