Introduction:  1. One pair as a full functional module, no need for setting. 2. Use single UTP/STP LAN cable (CAT-5E/6) to substitute HDMI cable to achieve long distance transmission. 3. UTP/STP cable termination follows the standard of IEEE-568B. 4. Transmission distance reaches up to 70 meters under the video format of 1080P and 4K up to 40 meters. 5. POC (RX powered by TX) 6. HDCP2.2/1.4 compliant. 7.Full HD support: 1080p@60Hz@48b/pixels, 3D and 4Kx2K 8. With LED indicators to show the power status. 9. With ESD protection inside. 10. Mounting ears supplied. 11. Transfer Bidirectional Infrared control signal together with the HDMI signal. 12. Phoenix RS232 Port for firmware update or RS232 control signal transmission.