Wooden housing, piano surface finish, process 2.1 speaker. 2x 75W+150W RMS @10% THD. Frequency response: R/L: 158Hz - 20KH, SW: 23Hz - 133 Hz. 10-inch "Long Throw" front-firing professional subwoofer driver, dual passive radiator on both sides of the subwoofer enclosure to exaggerate bass expression. 2-way satellite with silk dome tweeter. 2-level crossover satellite speaker for optimum audio response. Multi-function wired controller, 3-inch LCD, 7-level backlight dimmer (not 7 different colors), remote controller. 6-level volume booster for maximum audio performance. Coaxial & optical inputs included. Superb PC audio speaker.