4-Channel Mosfet Amplifier from the P-Serie 4x 100 Watts RMS @ 4 Ohm Stereo 4x 200 Watts RMS @ 2 Ohm Stereo Frequency response: 20Hz - 20kHz S/N Ratio: 102dB Var. Lowpass 50Hz - 150Hz Var. Highpass 50Hz - 600 Hz Var. Bass Boost 0 - 18dB Input sensivity: 0,1V - 5V Line Out with Cross-Over Dimensions (LxWxH): 451 x 270 x 57mm