• Volume: Adjusts the output volume level.
• Mute: Mute the output volume.
• Source: Adjusts audio source to “Line In” or “HDMI” (only available for
HDMI input); Adjusts audio source to “Line In” or “DisplayPort” (only
available for DisplayPort input).
6. Input Select
Select the input source from VGA, HDMI-1, HDMI-2, DisplayPort
(only for VP278Q) input signal.
Input Select
VGA
HDMI-2
DisplayPort
HDMI-1