B C 2 in 1 hub USB-C to HDMI port support duplicate the signal source's screen This USB-C to HDMI adapter allows connect up to 2 monitors, if you only connect one HDMI monitor, the display resolution max up to 4K @60Hz. But Please kindly confirm your input source and monitors both support 4K @60Hz.In order to make sure signal stable, we suggest use HDMI 2.0 (19+1 PIN) cable, and the length not exceed 3m/9.8 feet. Multi-function HDMI extender Splitter 2-in-1 USB C to Dual HDMI Adapter support extended 3 different screen The avedio links USB to dual HDMI adapter has two HDMI video outputs that can simultaneously display a maximum resolution of 4K@30Hz (3840x2160P@30Hz), backward lower resolution.If 2 output monitors' resolution is different, they will display with the lower resolution.
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