The delivery is fast, the installation service is also good, and the OLED image quality performance is really great and transparent. Buying c2 is aimed at the full blood hdmi2.1 to make up for the last shortcomings. The game mode can now be adjusted to 32:9 or 21:9. It's good to play racing games. I mainly use it to connect to my PC, playing games, visiting websites and watching videos. It's really the ceiling of the game TV.