This DVI switch by Delock is a manual bidirectional switch for connecting different devices with DVI port. This switch offers two different applications. 1. Up to 2 devices can be connected to a monitor, TV or projector. At the push of a button, the device that is displayed on the screen can be selected. 2. An DVI device can be connected to up to 2 screens. The screen on which the signal is displayed can be selected at the touch of a button. Simultaneous output to multiple screens is not possible. Specification - Connectors: Function 1 Input: 2 x DVI 24+5 female with nuts Output: 1 x DVI 24+5 female with nuts Function 2 Input: 1 x DVI 24+5 female with nuts Output: 2 x DVI 24+5 female with nuts - DVI-D (Single Link), VGA not wired - DVI port selection by button - Resolution up to 3840 x 2160 @ 30 Hz (depending on the system and the connected hardware) - No external power supply needed - Plastic housing - Colour: black - Dimensions (LxWxH): ca. 82 x 62 x 17 mm System requirements - One free DVI female - DVI cable Package content - Switch bidirectional - User manual Package - Retail Box https://elecena.pl/product/18287161/18751-dvi-2-1-switch-bidirectional-4k-30-hz 2021-05-02 https://elecena.pl/product/18287161/18751-dvi-2-1-switch-bidirectional-4k-30-hz 2021-11-18