This IR Transmitter Extender cable is a transmitter device for use with infrared remote controls. It plugs into an IR extender and emits the IR codes sent from a connected IR receiver (such as PID 8060). It is compatible with the HDMI extender wall plates from Monoprice, PIDs 8008 and 8201.The IR bulb measures about 23/32 wide by 1/2 high by 1 3/15 long. It has a cord about 55 long.*** 30-day easy returns. No restocking fee. Free lifetime technical support. 1 year warranty. ***