Full harmonious sound over long distances in road traffic Optimum sound when a set of tweeter and bass horn is installed. Membrane to protect against moisture penetration The horn is switched by the "horn" on the steering wheel (control signal). Teflon seal to protect against moisture (optional). Temperature range from: -40°C - Temperature range to: 60°C - Frequency Range: 400Hz - Power consumption: 66W Ø: 97mm - Overall Height: 122mm - Depth: 54mm Inspection Tag: E1 20011 Diameter [mm]: 97 Overall Height [mm]: 122 Protection Type (IP Code): 5K4K Bearing Type: Blade Coupling