Pioneer TS-WX400DA Space Saving Active 250W Subwoofer with Digital Amplifier

With Class-D amplifier technology, the subwoofer generates 250W maximum power, consuming power at levels lower than conventional amplifier designs and reducing the need for a large, traditional heat sink. The result is a compact, easy to install amplifier which in some vehicles requires no direct battery connection. Selectable “BASS MODE” TS-WX400DA features two selectable Bass Modes: DEEP and DYNAMIC, producing strong, rich, deep bass you can feel. You can easily control and customize the bass