TCLQLED smart screen Q8E adopts 65-inch 4K screen and is equipped with TCL sixth-generation primary color quantum dot technology. Compared with the ordinary LED screen, there is still a big difference in perception. The display effect can be improved by quantum dot technology. Simply put, quantum dot technology is to form a colorful picture through a series of complicated light transmission and filtering, which has the characteristics of high brightness and wide color spectrum. TCL's QLED primary color quantum dot technology has 8 years of technical precipitation, and has been iterated for 6 generations now, and has obtained many technical patents and display technical standards for many years. There is a 3.0 interface, which can read the data of U disk faster, and the speed of installing or copying files on U disk will be faster than that of 2.0 interface.