... business store, public plaza security and so on intelligent home function. Widely used forsignal home, residential area ... button: disarm/arm/panic/PIR detector8. One wireless magnetic door sensor:12 DCV9. One wireless infrared detector: 10m*120° horizontal+ ... 60°vertical10. Optional sensor: wire siren, wireless smoke detector, gas leakage detector, vibration sensor, siren with strobe light, ...