Lightweight powerhouse, 500 watts RMS into 8 ohms bridged, 200wpc/8 stereo. Frequency response: 20Hz to 20kHz, Total harmonic distortion: 0.05 %, Damping factor: 150, Input sensitivity: 1.5 V, Signal to sound ratio: 100dB, Weight: 12lbs. Just amazing. 203 NO texting.