1 TX a 2 3 4 RX Trasmettitore Video Wireless Ricevitore Sdoppiatore HDMI Extender 200m
Signals through bulit-in wireless transmission protocol, support up to 200m under 1 TX to 1 RX mode. This product need to work via a transmitter (=TX) and a receiver (=RX) at least, it can transmit HDMI.