The st222mxa 2x2 vga matrix switchersplitter allows you to share 2 distinct vga inputs as well as a corresponding audio source between 2 independent displays or projectors providing convenient push button control the vga matrix switchersplitter allows each of the 2 input vga signals and the corresponding audio to be switched individually meaning that you can have a different source showing on each display or one source showing on both offering maximum flexibility and control t