... Long-distance monitoring and alarm protected zone recheck 3. 8 LED to indicate the alarm zone.4. to program 6 phone ... disarm/arm/panic/PIR detector8. One wireless magnetic door sensor:12 DCV9. One wireless infrared detector: 10m*120 °horizontal+60° ... sensor: wireless smoke detector, gas leakage detector, vibration sensor, siren with strobe light, flashing siren, horn siren, remote control, all sensors ...