Features： 1、130dB Loud Sound: Emitting loud warning sound up to 130dB, the dual trumpet horn provides a highly effective and safe way to alert others of your presence from miles away. 2、Easy to Install and Use: The dual air horn is easy to install and compatible with basic vehicle electrical systems, allowing for easy transfer between vehicles. Empowering you to install and operate independently. 3、Premium Materials: Crafted with high strength metal and chrome plating, the trumpet air horn ensures long term stability and reliability for use in various environmental conditions. Designed to withstand long hours of high frequency operation. 4、Versatile Application: The dual trumpet is suitable for all 24v trains, trucks, vans, and yachts, an ideal replacement for car, suspensions, riding, pack kits, systems. 5、Pressure Resistant: This horn is built to withstand the pressures of everyday use. Its operating pressure ranges from 0.08Mpa to 0.13Mpa, ensuring optimal performance in various conditions. Specification： Item Type: Dual Air Horn Voltage: Dual Air Horn Sound Level: 130dB Operating Air Pressure: 0.08Mpa - 0.13Mpa Material: Metal Application: Suitable for truck, car train horn, suspension, riding, package, system. Suitable for all 24V trains, trucks, vans, yachts Package List： 1 x Train Air Horn 14 x Installation Accessories