For example, if a cable box or PC has DVI out, but the TV or monitor only has HDMI in, a DVI-to-HDMI adapter cable is used to connect the video. The audio must be cabled separately as DVI ...

There are multiple monitor ports available, such as VGA, DVI, HDMI, USB C ... External Docking station USB to HDMI Adapter External multi-display adapter Let us talk about each of them.