Most indoor screens on the market are built using SMD technology - a trend that is now extending to the outdoor market. An SMD pixel consists of red, green, and blue diodes mounted on a chipset, which is then mounted on the driver PC board. The individual diodes are smaller than a pinhead and are set very close together.

The feature and advantages of the indoor led display:
Because of the special surface mounting device ,the led display can have larger viewing angle, the common viewing angle in horizontal and vertical is 140° and 140°, and the better led display's viewing angle in horizontal and vertical can reach 160° and 160°. The large viewing angle can attract more and more people to see the display.
High definition: usually, the indoor led display resolution are tens of thousands or hundreds of thousands, so it appears vivid and clearly images or videos.
Adjusted brightness: the indoor led display's brightness can be adjusted by the synchronous control systems with the function card and brightness senior. So no matter for what environment, it can work smoothly by itself.
256 gray grade: the 256 gray grade make it has high color quality, has vivid color when display the pictures even the high definition pictures.
With high contrast and refresh rate, the image and video presented on LED display have no delay and stagnancy while operating.

The indoor led display includes: full color led display, single color led display and double/tri-color led display.
a. The indoor full color led display include: P2.8mm, P3mm, P4mm, P4.572mm, P5mm, P6mm, P7.62mm, P8mm, P10mm, P12mm, P16mm and so on.
b. The P6mm single color led display is the common used in the indoor single color led display field.
c. The P7.62 tri-color led display is the common used in the indoor tri-color led display field.