Dimension : 310 x 239 x 75 Frequency Response : 20 Hz - 150 Hz Comments : Low Level Input Sensitivity: 0.2V - 0.6V Signal To Noise Ratio: >90dBRated Harmonic Distortion: < 0.4% Low pass filter: 40Hz - 200Hz High pass filter: 20Hz Active woofer: 8" Bass Boost: 0 to +12dB Load: 4ohm