1) 100w,150w,200w electric siren 2) 2 way light control 3) CE certificated. CE certificated. ... Frequency200-5000Hz200-5000Hz200-5000HzVolume≥118dB≥120dB≥122dBPolice TonesHorn,Bass Horn,Siren,Yelp,Wall-1,Wall-2,Hilo,Priority1,Priority2Auto Horn√Radio ...