The JBL GT BassPro 12 subwoofer is a powerful 12-inch car audio device that delivers deep bass with 150W of RMS power. With a single voice coil design, this subwoofer from the reputable brand JBL is designed to enhance the sound quality in vehicles. The model, BassPro 12, is known for its high-quality performance and is a popular choice among car audio enthusiasts looking to upgrade their vehicle's audio system.