This Delock DVI switch is a manual bidirectional switch for connecting various devices with a DVI connection, which offers two different applications. You can connect two computers with a DVI connection to a monitor, TV or beamer etc. with a DVI input. At the touch of a button, you can select the device that will play the signal on the screen. You can connect a computer with a DVI connection to two monitors and select the screen on which the signal is to be displayed at the touch of a button. (Simultaneous output on multiple screens is not possible) Technical Data https://elecena.pl/product/18236938/87664-switch-2-port-dvi-manual-bidirectional 2021-05-02 https://elecena.pl/product/18236938/87664-switch-2-port-dvi-manual-bidirectional 2025-02-08