Audio Capture Options
Before you capture from microphone, there are several options you can set.
Drag the volume level slider to set the input volume level.
Check Begin with fade-in to start an audio capture in with a fade-in from silence.
Check End with fade-out to end an audio capture with a fade-out to silence.
Click Audio. The Audio Setup dialog box opens. You may select your audio input device, audio input source, and input volume here.