Break the HDTV cable transmission length limit Provide greater flexibility and convenience in the cable construction CAT-5e/6 cable can be used instead of HDTV cable for long distance transmission Follow the standard of IEEE-568B No additional power required One pair as full functional module, no need of setting Material: ABS, Metal Transmission Distance: approx. 60m Package included: 1pc x HDTV Signal TX Adapter 1pc x HDTV Signal RX Adapter