Description: This single trumpet air horn is constructed out of chrome plated zinc, which can ensure maximum strength and durability for long lasting usage; and is designed to be weather resistant. It can emits a loud powerful tuned train sound. It can produce sound as loud as 150DB. The great bellowing sound catches everyone's attention and is heard all over. Features:1. Made of chrome plated zinc, to ensure maximum strength and durability for long lasting usage. 2. With a polished red compressor and shiny chrome horn they cast a striking appearance on any vehicle mounted. 3. No air system needed, it may be small but they pack a punch that can rival any air horn out there.4. This train horn can fit in most vehicle, but deliver the big sound you need.5. Easy to install. The horn kit includes basic mounting hardware and hose.Specifications:Condition: Single TrumpetMaterial: Chrome plated zinc (Non-Rusting)Color: SilverDB Output: 150DBVoltage: 12VFrequency HZ of Horn: 680HZOverall Dimensions (L x W x H): Approx. 45 x 10 x 10cm/17.7 x 3.9 x 3.9inHose Length: Approx. 37cm / 14.6inHose Diameter: Approx. 10mm / 0.4inFitment: Suitable for cars, trucks, boats, and most types automobiles Package Included: 1 x Truck Air Horn1 x Compressor 1 x Hose1 x Fitting AccessoriesNote: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the realobject. Please take the realone as standard. .