Yinker VGA KVM Switch 2 Port, is a perfect solution to manage 2 PCs with one set of keyboard & mouse & monitor. 3 USB 2.0 ports allow share one more USB device(printer/speaker/...) except from K & M. This Desktop KVM Switch comes with 2-in-1 USB VGA KVM cable, keeping your workspace tidy and efficient. Please make sure to connect the cables correctly or there will be no video shown.