Mini SS Dual Drop-In Horn with SS Grills High & Low PitchFeatures:All Stainless Steel Inside & Out304 Stainless Steel inside and out including a sealed sound unitNo rustGuaranteed for 5 years.All meet ABYC A-23 for boats up to 12 metersPre-wiredFits existing hole patternsSpecifications:Lo Pitch: Dimensions: 3"L, 3-1/4"W, 1-3/4"H (7.5 x 8 x 4.5 cm)Hi Pitch: Dimensions: 3"L, 3-1/4"W, 1-3/4"H (7.5 x 8 x 4.5 cm)Max Amp Draw: 6 Amps.Grill Dimensions: 4-7/8" x 2-3/8" with 4" hole centers.Rating: 114 dB @ 1 Meter Installed