AFI Dual Trumpet Air Horns Non-corrosive Lexan diaphragm. Incudes compressor, air tubing, fittings and hardware. Dimensions: 17" L x 7" W x 3-3/4" H Maximum amp draw: 12 Volt: 20 Amps dB rating: 121 at one meter, 1/3 octave band Fundamental frequency: 375 15/315 15
