1) 100w,150w,200w electronic siren. 2) 2 way light control. 3) ... quality and ISO14001 environment manage systematic attestation.Specification: Siren Amplifiers (Remote control) ModelCJB100HCJB150HCJB200HInput VoltageDC12VWorking VoltageDC11.5V- ... 5000Hz200-5000HzVolume≥118dB≥120dB≥122dBPolice TonesHorn,Bass Horn,Siren,Yelp,Wall-1,Wall-2,Hilo,Priority1, ... .902.00 12V or 24V 200W car alarm siren (CJB200H)