As we still see with a handful of TVs, only two of the four HDMI ports are HDMI 2.1, with the necessary bandwidth to support 4K/120Hz signals for gamers ... while we used an Oppo BDP-203 to play ...

OPPO Electronics Corp. is an electronics manufacturer based in Guangdong, China. Known for its smartphones, the company also makes MP3 players, portable media players, LCD-TVs, and DVD/Blu-ray players ...