●The product is a car subwoofer with excellent tension and unique design. With the support of double ten-inch woofers, you can create a shocking bass sound field for your car. ●Tuned by a senior sound engineer, it has strong and elastic low frequency, which makes every note vibrate in your ear. ●The two-in-one configuration of the power amplifier and the loudspeaker makes the installation in one step and saves the space inside the car. It has an ultra-thin thickness of 6.7 inches and can be placed in a variety of ways, such as the back of the seat, the bottom of the seat, and the rear trunk. ●We provide you with high-quality super-long cables and control wires, so you dont need to buy other accessories. ●Our products have been tested strictly and have reliable quality, and we provide you with a 12-month warranty.