Product model and standard HDMI Single Cat5e/6 Bi-Direction IR Extender includes transmitter and receiver. Transmitters combine HDMI video, audio and control signals, then transmit them through single CAT5e cable. Receivers get these signals, separate signals and rebuild video, audio and control ones, output through HDMI interfaces. It also supports bi- direction remote IR (RX->TX and TX->RX), EDID call back, and both input and output HDCP 1.2 compatible. This product can achieve all functions through single CAT5e cable. Extending distance is 50 meters for 1080p 60Hz HD signal. http://www.szvutech.com/