Abstract: The present invention discloses an LED display module, an LED TV and an LED TV system, wherein a camera component is embedded on the LED display module; in this way, the LED TV is capable of taking pictures from middle of the display screen; because the participants are looking at the display screen, as a result, the local participants at local and the other end can look in the eyes, which improves sensory feeling of video interaction and realizes getting more information from the eye expression; because the camera component can take pictures from the front side, accuracy of taken feature information is improved; and the accurate feature information can facilitate accurate subsequent action analysis; as a result, the present invention realizes wider application of LED TV.

Abstract: A LED display device (100) includes a base (2) and at least one front door (1). A LED module (10) is secured in the front door. The front door is rotatablely engaged with the base, and can be opened at any angle from or intimately closed over the base. The LED display device supplies an easy access from the front for attachment or detachment of an LED module by opening the front door. It is easy and efficient for installations since a space from the back of the LED display device for maintenance is not necessary.