Kahlenberg Model S Heavy Duty Marine Air Horns

• All brass and bronze construction.
• Low air consumption, operates on a wide range of air pressure.
• Regular, without valve.
• Fundamental frequency: 330 Hz.
• Sound pressure level over 132 dB.
• Designed for use on vessels less than 75 meters in length.
• Dimensions: 18.7” x 6.5” x 6.8”.