This Seachoice Drop-In Hidden Horn produces a loud, clear tone and comes with both a black and a white grille so you can choose the horn cover that looks best where it is installed. This horn is rated at 107 dB at one meter. It mounts from the outside, and the grille of choice screws on to create a front face. It comes with both a black ABS screw-in grille and a white ASA screw-in grille. This 12-volt horn has a maximum amp draw of 4 amps. It measures 2-In. H x 3 3/8-In. W x 3 ¼-In. D. Seachoice is committed to delivering quality marine accessories and OEM replacement parts to satisfy fishing, boating and watersports enthusiasts worldwide. Seachoice is run for and by boaters, offering a wide-ranging product line while remaining affordable.