Output and T.H.D :
1W per channel , 1kHz total harmonic distortion typically 0.04% (0.05% at 20Hz , 0.09% at 20KHz)
98W per channel , 1kHz total harmonic distortion typically 0.9%
Input : RCA and XLR (balanced)
Input Impedance : 100K ohm is RCA , 10K ohm is XLR .