The Wolo Disc Horn 300-2T is a powerful and durable 12-volt horn that emits a low tone with 115 decibels of sound at 360 Hz. Designed for universal fitment, this two-terminal horn from WOLO is a reliable choice for enhancing the exterior of your vehicle while also providing safety and visibility on the road. Upgrade your car or truck with this high-quality disc horn to make sure you're heard in any situation.