Reports indicate that the Switch 2 will utilize a Realtek RTD2175N converter chip that supports output over HDMI 2.1 for ...
As leaked over on Reddit, the updated Nintendo Switch 2 dock will contain a Realtek RTD2175N-CG DisplayPort v1.4 to HDMI 2.1 ...
In this case, a three-port HDMI switch is used with three inputs for source components and one HDMI output to the TV. When multiple TVs are used, there are HDMI switches with two or more outputs.