High quality professional chrome-plated pneumatic fanfare with compressor included, adapted do installation with a voltage of 12V. Great for do use: in passenger cars in vans in boats in other vehicles with 12V power supply Serial horns are often not loud enough, sometimes the sound generated by them is inadequate do the image of the car, and in still other situations old horns simply refuse to obey. It also happens that in some vehicles the beep did not occur at the factory. TECHNICAL SPECIFICATION AND DIMENSIONS: FANFARE: Overall length: 45 cm outlet diameter: 9 cm dimensions of the larger base: 4,2 x 3,9 cm dimension of the smaller base: 3,9 x 2,5 cm COMPRESSOR: Overall length: 11 cm diameter at the smaller end: 4,8 cm diameter at the larger end: 6 cm HOSE - PRESSURE HOSE: Length: approx. 37 cm outer diameter: approx. 11 mm Inner diameter: approx. 6 mm OTHER: Supply voltage: 12V Number of tones: 1 sound intensity up to 150 DB PROFESSIONAL FANFARE: long service life and durability: thanks to the careful workmanship and the use of high-quality solid materials, the fanfare resistant is resistant to weather conditions, shocks, vibrations, etc. The compressor and solid pressure hose are also characterized by durability. loud sound throughout the entire operating cycle of the device: thanks to the use of a solid membrane. unique efekt sound: thanks to the strong compressor, which gives properly compressed air, as well as a specially designed housing, the sound generated by the fanfare is very loud and well audible even from a long distance. significantly increases safety: equips the vehicle with a loud and resonant sound, much better heard on the road. universality: the horn can be installed in any vehicle equipped with a 12V electrical system. It is also great for do vehicles that do not have a horn at the factory. attractive appearance: careful workmanship and chrome housing make this horn can also be mounted in a more visible place to be an additional decoration of the vehicle. simple installation: simply attach the fanfare to the desired location, connect the air hose and supply power. CONTENT OF THE SET: chrome-plated fanfare compressor pressure hose relay bolts, nuts and mounting washers