2-ch power amplifier.Rated power 4Ω (RMS): 2×55 WRated power 2Ω (RMS): 2×75 WBridged 4Ω (RMS): 2×120 WFrequency response: 20Hz — 20KHzSignal noise ratio: >88dBTotal harmonic distortion: <0.15%Sizes: 180 x 218 x 47 mm