The TS-WX1010A is a powerful, sealed, pre-loaded subwoofer enclosure. It features a built-in, high-output, low-distortion 1100 W Max Class D amplifier paired with a 10" subwoofer that has a urethane surround and an oversized magnet structure, specifically optimized for use in sealed enclosures. User-adjustable controls include an LPF, phase control, variable bass boost level, and bass boost to provide enhanced subwoofer control. To expand system flexibility and user control, the output volume can be adjusted using the included wired remote bass control knob. | Pioneer | | 10" Active Sealed subwoofer w/built-in amplifier | Black | Best Buy