The JBL BassPro GO is a 200 Watt powered subwoofer designed to easily mount and charge in any vehicle, augmenting the output of full-range speakers at the lowest frequencies. It features quick disconnect features allowing it to become a portable Bluetooth speaker, keeping the party on the go. With convenient and easy-to-use controls, whether in or out of the vehicle, the BassPro GO allows you to dial in your music exactly the way you want to hear it. Enjoy the best music experience with excellent sound quality.