Output 4 Ohms : 60 watts per channel,
20 - 20kHz Output 2 Ohms : 90 watts per channel,
20 - 20kHz Output 4 Ohms Bridged : 180 watts,
20 - 20kHz High Instantaneous Current Capability (HCC) : +/-30A
Total Harmonic Distortion : no more than 0.1% Negative Feedback : 25dB
Power Bandwidth : 10Hz to 100kHz Frequency Response : 10Hz to 100kHz @ 1W (+/-3dB)
Signal-to-Noise Ratio : 80dB
Input Impedance : LINE LEVEL - 0.25V/ 0.8V (switchable) HIGH LEVEL - 3V
Power Supply : DC +13.8V (11-16V usable),
Negative ground Power Requirement : AT IDLE - 2.5A FULL POWER MUSIC SIGNAL - 6.7A (4 ohms/ch), 10A (2 ohms/ch)
FULL POWER SINE WAVE - 20A (4 ohms/ch), 30A (2 ohms/ch)
Crossover Frequency(ies) : HIGH PASS - 200Hz, 12dB/octave LOW PASS - 200Hz, 6dB/octave
Pure clean sound quality, incredible power. Specs are very conservatively rated by Harman Kardon!