AFI Drop-In Hidden Boat Horn w/ Black & White GrillsThe AFI Drop-In Hidden Horn is a compact, easy to install marine horn. This horn mounts from the outside, and includes two grills -white and black- made of high-quality ABS plastic. Although small, this horn is capable of 107db loudness. The liner of this horn is made of weatherproof fabric, which lets sound through, but keeps water out.Prewired for a 12V installation.Space Required: 2" H x 3-3/8" W x 3-1/4" DFeatures: Simple, drop-in installation; Stylish snap-on grill with water-resistant fabric; Authentic marine sound; Easy aftermarket retrofit; Specifications: Amps: 4; Frequency: 370 A 20Hz; dB(A) Rating: 107 at one meter; 12V; Meets ABYC specs for boats up to 12 meters.; Click here to download AFI Drop-In Hidden Boat Horn Specifications