SDX-200.2Features High Efficiency Digital Multi Channel Design 12dB Octave Variable High Pass Filter 12dB Octave Variable Low Pass Filter DC Auto sense feature 4 Way Protection Circuit (Thermal, Voltage Speaker short and DC Offset) Optional Wired Remote Control Specifications 6 Channel Class D Amplifier 6 x 100W @ 4 Ohm 6 x 150W @ 2 Ohm 3 x 300W at 4 Ohm Bridged S N: >89dB Cast Aluminum Heat Sync Water Resistant Highpass Lowpass Bandpass Filter Gain Adjustment