A. Special low power consumption CPU；
B.Patented Mutil code.
C. Auto report the operating status；
D.Tamper alarm；
E.Periodic report when door and window is not well closed；
F.In case of emergency, press the emergency button on emitter then control panel will
alarm.
Model：MD-213R
Wireless emitting distance： outlay antenna 150m
Code：28 bit ID，8bit function code, 36 bit digital code.
Emitting frequency：433MHz/868MHz
Operating voltage：4.5V （3pc1.5V Lr44 Lithium battery，battery life is 1 year）
Current drain：quiescent≤5μA emitting current≤15mA
Alarm output： alarm report
Tamper report Self-check report：send status report to
control panel at the first and sixth minute after first power
up or reset. Then report every 2 hours.
Environment： -10℃～50℃（14℉-122℉）
Dimensions： 62×27×16mm
Color： white
