2-Channel Mosfet Amplifier from the P Serie 2x 150 Watts RMS @ 4 Ohm Stereo 2x 300 Watts RMS @ 2 Ohm Stereo 1x 500 Watts RMS @ 4 Ohm Mono Frequency response: 10Hz - 30kHz S/N Ratio: 102dB Var. Lowpass Cross-Over 35Hz - 155Hz Var. Highpass Cross-Over 110Hz - 1,2kHz Line Output Made in USA Dimensions (LxWxH): 381 x 264 x 52mm