How to connect screen mirroring from a OnePlus 7 Pro - Quora
Slimport HDMI Cable for Google Nexus 4, LG, ASUS 1.8M
TEST: ONEPLUS ONE - Tu.no
Slimport MYDP to HDMI Female Cable
placing oneplus two battery into the oneplus one | XDA Forums
MHL or Slimport support for HDMI / Displayport?
I tried using "SlimPort to HDMI conversion adapter" which can output the screen of the smartphone to the large screen display without any troublesome setting - GIGAZINE