White Epoxy Coated Single Trumpet Mini Air HornThe Marinco FullBlast compressor-driven air horns are the loudest and most complete line of 12V air horns available. All of our air horns produce sound levels ranging between 120 and 127dB, which means all of our air horns meet the ABYC and NMMA regulations for boats up to 20 meters/66 feet.Features:Solid brass constructionNon-corrosive Lexan® polycarbonate diaphragm. LEXAN® is a registered trademark of Sabic Innovative Plastics IP B.V., NetherlandsIncludes compressor, air tubing, fittings, and hardwareDimensions: 9.5" L x 3.5" W x 3.5" HMaximum amp draw: 12 volts: 20 amps, 24 volt: 10 ampsdB rating: 126 at one meter, 1/3 octave bandFundamental frequency: 630+/-15HzHorn Sound Video