MaxBlast 12V DC dual trumpet horn features a prewired, sealed sound unit.
Rating: 123 decibels and a frequency (Hz) of 390±15/330±15.
Constructed with an over molded motor housing under a stamped 304 stainless steel
exterior and diaphragm, which protects the internal components from corrosion.
After a 600 hour salt spray test, this electric horn was completely rust-free.
5-year rust free warranty.
Horn meets the US Coast Guard's COLREGS, US Inland Navigation Rules,
Annex III Regulations, & ABYC standard A-23 for boats up to 66'.
When installed the trumpet should point slightly down to permit drainage.
Dimensions: 18-1/4"L x 7"W.