Two channels wireless intelligent receiver module YET402PC,it can match the learning code, fixed code and rolling code wireless remote control. It is a #superheterodynereceivermodule that can control the gate switch with a maximum capacity of 30 and a minimum of 6 rolling code remote controllers. The most important point is with a buzzer . http://www.szyet.com/product/wireless-receiver-yet402pc/ [email protected]











