This is a high-definition LED display screen, which is used in conference scenes, church scenes, command rooms, monitoring rooms, and home theaters. It has 4K 8K high-definition picture quality. Advantages: 1. Die-cast aluminum box, good heat dissipation function, simple installation. 2. The display light board has a GOB process, which is waterproof, anti-collision and dust-proof. 3. The display light board has a wireless connection to reduce the failure rate of too many wires.