Description:This dual 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. Designed for customers looking for a loud and affordable air horn.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:Material: Chrome plated zincColor: SilverDB Output: 150DB Voltage: 12VShort Trumpet Length: 22cm / 8.7"Long Trumpet Length: 29cm / 11.4"Compressor Size: 11 x 4.7cm / 4.33" x 1.85"Bracket Size: 16 cm / 6.3" Package Weight: 1190g Fitment: Suitable for cars, trucks, boats, and most types automobilesPackage Included: 1 x Dual Trumpet Air Horn1 x Compressor 1 x Hose1 x Fitting Accessories Note: 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 beshowing slightly different from the real object. Please take the real one as standard..