Klipsch R100SW 10 Subwoofer Incredibly Deep Bass and an Alldigital Amplifier14 5 x 12 5 x 16 4

10" front-firing spun-copper IMG woofer, All-digital amplifier with 300 watts peak power, Volume low pass crossover and phase control, Line level LFE RCA inputs for maximum receiver compatibility, Dimensions 14 5" x 12 5" x 16 4", Frequency response: 32Hz - 120Hz - 3dB, Amplifier power (Cont Peak): 150W 300W, Amplifier features: Volume, low-pass, 0 180 phase, Auto power on