HDR works!
HDCP works! (with "the cats" 4k capture card, had to turn it off for it to work)
Latency so low that you don't necessarily need a 2nd display.
Specification: Windows 11/10/8.1/7, MacOS, Linux, iPadOS 17 or later, USB 3.0 port, HDMI input source, 2K, 1080p, Ultra Low Latency 5 Gbps High Data Transfer Speed, Video Recording, Capture Card