... input 4 output vga switch ,Input two VGA signal,output two or four VGA signal,input signal ... signal through signal amplification distributed into 2 to 4 VGA signal and synchronization output the ... same content to display.The series are widely used in ... system,exhibition system.input port:two VGA female( SVGA, XGA, Multisync )outpu port:two to four VGA female ( SVGA ...