Normal mode: receiving mode. Alarm mode: transmitting mode.
MD - 326R wireless siren is with receiving and transmitting function, two kinds of model can't work at the same time, the signal in normal work most of the time is in the receiving work mode, received signal communication relies on the "MICRF211" receiving module, The signal needs to be transmitted only in the following three states: 1.
follows: Holding down the qing code button 1 and 2 at the same time, this time the yellow light on the PCB began to regular twinkle and PCB buzzer interval, when the yellow light about 10 seconds after long bright or not bright and PCB buzzer sirens, the qing code successfully. MD-326R is both Receiver and Transmitter. Receiving and Transmitting can't work at the same time. Receiver(MICRF211 module): Normal working status of siren is receiving signal(Normal mode).
