Bridged Output Power, 8 ohms 260 watts RMS mono CMRR >60dB (typical @1kHz) Dimensions 1.75in H x 19.0in W x 9.5in D Frequency Response 10Hz to 40kHz, +/- .5dB Hum and Noise >100dB below clipping Input Impedance XLR: 44k ohms (bal), 1/4in: 22k ohms (unbal) Input Sensitivity 1V for Full Power Output into 8 ohms Input/Output Connections IN: XLR (bal), 1/4″ TRS (bal/unbal), OUT: Multi-Way Binding Posts Power Requirements (USA) 120vac 60Hz 600 watts (max) Stereo Output Power, 4 ohms 130 watts RMS per Channel Stereo Output Power, 8 ohms 100 watts RMS per Channel Total Harmonic Distortion <0.05% (typical) Transformer Type Toroidal Weight 13.2 lbs. (6.0kg.)