4 Port Active IR Kit (expandable to 8-port) with Power Supply (FN-IR-304-KIT) This 4-port active IR kit consists of two dual IR emitter, one IR target, one 4-port IR connecting block and one power supply. It is used to receive IR remote control commands and emitter the signals to the IR inputs of audio/video components. ... $66.00 Add to Cart The item has been added