... Ω)20 Hz - 34 kHzTHD 20 Hz - 20 kHz for 1 W<0.1%Signal-to-Noise Ratio>112 dBAChannel ... , electronically balancedOutput Connectors (per channel)Binding Posts 2-poleClassTDTourClass ProtectionACL,IGM, AutoRamp, short circuit, DC voltage, turn-on/off transient, ... current inrush, sub/ultrasonic inputOperating voltage, 230 V / 115 V nominal130-265 V / 65-135 V selectableVoltage Gain(dB)23, 26, 29, ...