The Klipsch KD-10SW 10" Powered Subwoofer features a front-firing 10" driver for deep bass and an all-digital amplifier for efficient and accurate sound reproduction. It has a low pass crossover and phase control for ideal bass, and line/LFE inputs for compatibility with any home theater receiver or processor. The subwoofer has a low profile grill and is designed and engineered in the USA. It's designed to bring a cinematic experience to your home, with a powerful and detailed sound that will enhance your movie and music experience.