What is a full-color LED display viewing angle? Why are viewing angles important for a LED screen? What is a good viewing angle for a

What are nits in LED screens? What is the difference between nits and lumens? What is the Importance of luminance or brightness on LED Screens?

What is the refresh rate? How does the refresh rate affect the visual effects of LED displays? What is the best refresh rate for an

What is color temperature? How to distinguish 3 color temperature groups? What effect do they have on the LED display? White balance and temperature color?

What is contrast? What is the difference between real contrast and dynamic contrast? Black-led contrast in led screens, is it better? When you get a

The main function of the LED cabinet Maintenance access to the cabinet Manufacturing materials of cabinets LED LED cabinet types and uses 1. The main