https://blog.wongcw.com/2022/06/07/hdmi-2-1a%e4%bf%ae%e6%ad%a3%e6%a1%88%e5%a2%9e%e5%8a%a0cable-power%e4%be%9b%e9%9b%bb%e8%83%bd%e5%8a%9b%e6%9b%b4%e9%95%b7%e7%9a%84%e7%b7%9a%e7%ba%9c%e6%88%90%e7%82%ba%e5%8f%af%e8%83%bd/