Select your desired Input devices for Desktop and Microphone Input. Both devices can be controlled with the Volume Sliders on the Main Window.
Activate the Push-to-Talk Hotkeys to be used with your Microphone/Auxillary Device. You can set two different Hotkeys, or clear them.
Activate a delay when releasing the PTT button.
Set Hotkeys to mute your Desktop or Microphone Input.
Self explanatory.
Boost your Desktop and or Mic/Auxillary Input to a higher volume. 1 is the standard value.
Delay the Microphone with the set amount of milliseconds.