https://blog.wongcw.com/2020/06/08/%e6%88%b4%e7%88%beu2720qm-%e4%b8%80%e5%8f%b0%e6%94%af%e6%8c%8190w-pd%e5%85%85%e9%9b%bb%e5%8f%88%e5%8f%af%e4%bb%a5%e5%85%85%e7%95%b6%e6%8b%93%e5%b1%95%e5%a1%a2%e7%9a%84%e9%a1%af%e7%a4%ba%e5%99%a8/
戴爾U2720QM - 一台支持90W PD充電又可以充當拓展塢的顯示器