Super loud air powered two (2) tone horn. With the throw of a switch one can change the horn's tone from a Steady Blast to an Euro Emergency Vehicle Hi/Lo sound. Two (2) metal chrome plated trumpets will look great in any 12 volt vehicle's engine compartment. Comes with a heavy-duty compressor, relay, all required mounting hardware and instructions in English / Spanish. 118 Decibels-462/562 Hz
