This HDMI wireless extender includes transmitter unit and receiver unit, allows to transmit and extend HDMI signal up to 100 meters long away wirelessly, it has strong anti-interference ability by running at 5GHz operation frequency, and supports point to point connection. IR pass-back with 20-60KHz frequency helps to remote control source device from the receiver side. The product support the reset SSID and transmission frequency ensure the security of information transmission more effectively.