The VL120015 is an ultra-thin HDMI signal manager. It is designed to enhance the compatibility between HDMI sources and displays to match more display device. The transmission of 4k×2k@60Hz (max) signal from source to display is up to 15m. Beside straight-through HDMI transmission, the EDID bypass function ensures the best resolution of displays. The unit can be powered by HDMI source or with external power supply via Micro-USB. Simple installation and operation.