VGA switch box allows you to switch between two PCs with different operating systems, data or specifications using a single monitor, or to connect two monitors to one computer for the convenience of extra digital workspace. This VGA swither 2 in 1 out supports video resolution up to 1920×1440 and 1920 x 1080P@60Hz. Notes: VGA interface only carries video signal, and does not support audio signal. This 2 in 1 VGA switcher and splitter support 2 hosts share 1 monitor or 2 monitors share 1 host. Notes: when you connect 1 host to 2 monitors simultaneously, you can only choose one of the two monitors for video signal with the manual switch button. It can NOT send 1 VGA signal to 2 monitors at the same time. Easy installation and operation: plug and play with no drivers required. With manual switch button, so you can switch to your different PCs on 1 Monitor conveniently. It keeps you away from the hassle of repeated plug & unplug. Important Note: Pls kindly connect the micro usb port to offer power for your devices. Universal compatibility with Windows 10/8.1/8/7/Vista/XP, Netware, Unix, Linux, Chrome OS and Mac OS, etc.