When you start , the following window is displayed:
WindowShows Volume Control main window.
The  window contains the following elements:
Menubar
The menus on the menubar contain all of the commands that you need to work with .
Display area
The display area contains the channel faders and associated options for several mixers, which enable you to control the volume on those mixers.
populates the display area dynamically, based on the functionality supported by your sound card. The mixers displayed in your  window might be different to those shown in Figure 1.
