The best modern TVs come with a few HDMI 2.1 and 2.0 ports to help you connect all your devices together, but if that's not enough, or you want greater control without reaching behind the TV ...

An HDMI splitter mirrors ... You may need to search for a splitter with 4K 120Hz support, or else step your gaming down to ...

A good choice for 4K video at 60 frames a second We purchased ... Unfortunately, it doesn’t include an HDMI audio splitter, so you’ll have to reroute sound from your source to your audio ...