TL;DR: The Nintendo Switch 2 dock is expected to support HDMI 2.1, potentially enabling 4K gaming at over 60FPS when docked. It may use the RealTek RTD2175N-CG chip, supporting up to 4K 120FPS.
It's easy to find yourself with more sources for your TV than it has inputs. Most TVs just have three or four HDMI ...
These days, if you need to connect two devices via wire, you'll most likely use HDMI. This display protocol supports all sorts of device pairings. It lets you use your iPhone with an external display, ...