A rare Accuphase P500L high end stereo power amplifier. Power output: 270 watt per channel into 8 ohm stereo. 420 watt per channel into 4 ohm stereo 550 watt per channel into 2 ohm stereo Fequency Response : 20Hz to 20kHz THD : 0.015 Damping Factor : 500 Input : Balanced to unbalanced option with XLR and RCA connections Weight : 35kg. Diemensions : 481mm W x 210mm H x 445mm D. Voltage set to local 230v usage. Audition are welcome. Thanks for viewing.