[2 Inputs 1 Output] This VGA switch is used to switch between two computers equipped with a VGA interface to share a VGA monitor. You can switch it manually by the button. Note: It's a switch, not a splitter.[VGA Extension Cable] (It only supports the transfer of the video signal from your PC to your screen. It is not bidirectional.) This VGA switch allows you to connect a computer with a VGA interface to a monitor equipped with a VGA interface such as the VGA extension cable.[High Resolution] This VGA switch supports resolution up to 1920 * 1440 and 1920 * 1080P @ 60Hz. Note: VGA interfaces only transmit video signal, not audio signal.[Convenient Use] Plug & Play, no driver is needed. USB 2.0 cable is designed for external power by connecting power hungry devices.[Wide Compatibility] Com