Enclosure type electropneumatic horn for boats. A great innovation is the integrated compressor with horn, enabling immediate sound output when pressing the push button. No air hosing is therefore required. ASA grille and SS bracket. Typically, marine low tone and extraordinary powerful sound. Rapid enclosure type installation. Suitable for commercial boats, ferries, yachts under 12 meters. Achieves a sound pressure level of 120dB at 1m, with a tone of 300Hz. 12V. 20A.