HDMI1 inlet and 8 out distribution network extender is to divide a high-definition video source into 7 channels of single network cable to transmit high-definition video signals up to 50 meters, 16 EDID modes can adapt to a variety of complex application environments. The device has excellent image processing and transmission capabilities, making the distributed signal more smooth and stable, and is a reliable, high-performance, and efficient way to extend HDMI signals.