1.It can do control to the IR Signal source device by using the received IR (infrared) signal by the IR Receiver. 2.IR extend distance is up to 25m ( it depends on the quality and length of the HDMI cable) 3.Control: To choose the CEC/IR extends function by manual (it needs to put the two IR Adaptor switch to IR status. 4.MAX operation current:15ma 5.Weight:35g Housing: plastic box 6.Easy install & operation 7.Power free