NXTPaper technology, developed and patented by TCL, it is designed to take care of your eyes; In addition to reducing the emission of blue light, it guarantees an effect similar to the paper (also to the touch), reduces the reflections while guaranteeing the intensity and shades of colors and a primacy refresh (120Hz); It is the excellent solution for those who spend long periods in front of the screen and want to safeguard the viewThe physical key placed on the side of the smartphone allows you to activate the NXTPAPER MODE quickly and quickly: the screen turns on grayscale, the brightness becomes attenuated and read web pages, books or documents becomes pleasant and not tiring, with an experience similar to that of an e- readerHigh-level photographic compartment for photographs always excellent: triple rear camera with 108 mpx main sensor with opening F1.75, widless 8mpx sensor, 2mpx macro sensor; Bokeh effect, automatic scenes recognition with AI, night mode; 8MPX front camera with face beautification