The MMATS Dreadnaut 12" Dual Ohm Subwoofer is a car audio subwoofer designed for high-quality sound. With dual voice coils, it can handle more power and produce deeper bass. The MMATS brand is known for producing high-end car audio equipment, and the Dreadnaut 12" is no exception. It is a great choice for car audio enthusiasts who want to upgrade their sound system.