The HDMI amplifier is used to extend the amplification of the HDMI signal, and can increase the transmission distance of the HDMI signal. It works by regenerating video and audio signals from the source, and then delivering HDMI signals over long distances to the display, which provides a flexible solution for customizing the extension length. The product is widely used in large screen projection display engineering, audio-visual teaching, command and control center, multimedia conference room and other occasions.