This wireless Burglar alarm system using the advanced Israel digital security technologies. It is of high reliability and low false alarm rate and the function of the system is very strong. It includes the function of anti-fire, anti-burglar, anti- gas, anti-intrusion and SOS Emergency etc. The wireless detectors which pair with the system has the humanized function of anti-interface, avoiding the false alarm etc. The alarm system have been used widely in home,shop, financial office, villa and apartments etc.