Sea-Dog 431210-1 Drop-In V.1 Hidden Horn with Grills

106 decibel volume / Frequency (Hz) 440±20A
Meets ABYC standard A-23
For use on vessels under 39′
Kit includes horn plus one each chrome and white decorative billet snap-in grills
Required hole size, 1-7/8″ x 3-3/8″