The JL Audio 12TW3-D4 1-Way 12in. Car Subwoofer is a high-quality, non-enclosed subwoofer designed for car audio systems. With a dual voice coil and the ability to handle up to 400W RMS power, this subwoofer delivers powerful and clear sound. The 12-inch speaker size provides impactful bass response, making it perfect for enhancing the overall audio experience in your vehicle. Built by JL Audio, a reputable brand in the car audio industry, the 12TW3-D4 delivers top-notch performance and durability for any car audio setup.