Model Number: SANA400 Brand Name: QLight Key Specifications/Special Features: Light and economical air horn-Generating high volume of 400-600Hz frequency from diaphragm by using compressed air and suitable for CO2 warning system and calling system for machine trouble-Specially processedpolycarbonatematerial is good forthe anti-corrosion problem and strong against internal impact-Special material which consume small quantity of air and has long durability-In case of using in a small place,reducing valve can be equippedto control the air pressure-Volume: maximum 130dB/m-Frequency: 400 - 600Hz-Horn diameter: 110 (external diameter) x 193 (length)-Standard colors: R (red), A (amber), B (blue)-Material (horn): ABS-Material (solenoid valve box): ABS
-Protection class: IP56