4 Port 4 In 1 Out VGA Switch Switcher Four Hosts One Monitor Sharing Support Widescreen MT-15-4CH - AliExpress
1Goal® VGA Switch 4 Port VGA SVGA Video Switcher 4 * 1 HD Signal Amplifier Booster Splitter Wide Screen 1 in 4 Out for Monitor Projector : Amazon.in: Computers & Accessories