Strong deterrent: The output sound level of up to120dB ensures that any prospective intruder is clearly informed that he has been detected and make thesituation stressfull for him.
Progressive mode, where the sound gets louder and louder, is in case he forgets to disarm the system, the user can do it before the sound gets too loud.
Reduced operating costs: By offering a 5 year batterylife, the cost of replacement batteries is considerably reduced.
High performance wireless narrow band, FM radiofrequency 868-870MHz band with anti-jamming.