Vol Control is a simple program that doesn't require to be installed and that allows you to control volume using the keyboard. The first thing you have to do is to set the hotkeys you want to volume up and down and mute sound. By default they are 'Windows key + up /down / left'. The rest of options allows you to set how much will the volume will be modified when you press the key and the position of the volume level on the screen. If the speakers are not close to you and you usually use a wireless keyboard, Vol Control can be very useful.
