The 3 Bell Chrome Train Horn is a powerful and practical product that delivers a sound range of 130-135 decibels. Made with brass and aluminum, it includes a mounting bracket and electric solenoid for easy installation. This train horn operates through electrical and manual air control, requiring a minimum of 120 pounds of air. With an operating voltage of 12V/24V, it fits most makes and models. Experience the attention-grabbing power of this train horn, perfect for safety and signaling purposes.