The VigilLink VLSW-41H21A 8K HDMI 4x1 Switcher can switch any of the four HDMI source signals to one HDMI display, with video resolution up to 8K @ 60Hz 4:2:0. It supports advanced EDID management, CEC control, ARC/eARC and audio de-embedded function (Output through the optical and analog audio port). Furthermore, firmware upgrade via USB Type C port is supported. This multi-functional product can be widely applied in scenarios of demonstration, video conference, multimedia teaching and other occasions requiring for big-screen demonstration.