Led display system

An LED display system, comprising: a display part (1) provided with LED light emitting units (11) distributed in a preset dot matrix, and a control circuit board (2) provided with a control chip used for controlling the display part (1) to implement display, the LED display system also comprising: cameras (3) arranged in at least two different positions in the dot matrix, the control chip comparing the images returned by each camera (3) and selecting the image of one of the cameras (3) to be an actual recorded image. The cameras (3) are embedded into the entire LED display dot matrix, and do not obstruct one or several of the light emitting units (11), thus achieving the effect of good video interactivity.