Powerful Air-Raid Sirens Loaded With Four Driver Units  

HS600-03 is professional high power Air-Raid Sirens loaded with different Minsion driver units for outdoorwarning system application. The electric Air Defense Siren Speaker converts electrical energy into mechanical energy, and then from mechanical energy into sound energy. The electroacoustic civil Defense alarm converts the small audio signal into sound energy after being amplified by the low frequency power, that is, the electronic energy is converted into sound energy. "You may not be able to tell the difference. What's more important is that the electric civil Defense Siren Speaker has more encryption means, which is safer and more reliable than the electric siren, and is closer to the needs of wartime." Li Rongxin, head of the command and communication department of the Chengdu Civil Air Defense Office, said that the previous The single power of the electric siren is 3000 to 7000 watts. The s…