Powerful Cinematic Experience - The DB10 offers room shaking bass for a truly immersive experience bringing your movies and music to new depths 10 inch Long Throw Driver - Longer excursion and controlled linearity results in deep bass and precise sound reproduction High Performance Amplifier - Designed for serious performance, the amplifier design ensures exceptional low frequency output Precision Crafted Wood Cabinet - Engineered MDF wood with a finely tuned bass port creates a warm, distortion-free sound Convenient Auto Power-On - By detecting the signal from your audio source this energy saving feature turns the subwoofer on or off automatically