Sadly, the Switch does not support USB video output in handheld mode, but handhelds like the ROG Ally do. After installing ...

The card eliminates the need for DTP3 receivers when source devices are located a sizeable distance from the Quantum Ultra II ...

This would mean limiting the output to 4K resolution ... common on computer graphics cards (GPU), though its popularity has waned over recent years. While HDMI 2.1 caps out at 48Gbps, the ...