This splitter by Delock receives an HDMI signal from a PC or laptop and splits it to two connected displays. Thereby one HDMI connection can be used to operate two HDMI monitors. Downscaler If a monitor does not support the high resolution, the image can be scaled from 4K to 1080p with the integrated downscaler. USB powered The device is powered via a USB port, a suitable USB cable is included. If no free USB-A port is available, an optional external power supply is required. Specification https://elecena.pl/product/24708200/18650-hdmi-splitter-1-x-hdmi-2-x-hdmi 2023-12-25 https://elecena.pl/product/24708200/18650-hdmi-splitter-1-x-hdmi-2-x-hdmi 2024-05-29