The MuxLab IR Remote Extender Kit is used to transmit control signals via remote IR between a display and up to 4 audio-video sources. Using Cat5e/6 cable, the kit lets you control the source which is kept up to 2200’ (670.56m) away. It includes 3 pairs of screw terminal block which allow you to utilize the 3 unused twisted pairs to be accessed for low voltage services such as balanced video, audio, or data. The remote extender kit can be used in residential AV systems, classroom projector systems, digital signage, boardroom systems, collaborative PC systems, medical information systems, commercial display on/off control, etc.