Dual Mono DesignClass ADual Gorgeous Blue VU MetersBalanced Line Inputs and OuputsDual High power toroidal transformers40W (8, Class A)Power Consumption(Static State) 130WInput Sensitivity 1.2VInput Impedance 47kOhmFrequency Response 10Hz-100KHz (±1.5dB)S/N Ratio 100dBTHD 0.03%2mm thick gold-plated PCB boardShipping Weight 48.5 lbs, (22Kg)Dimensions (W*H*D) 483mm*90mm*445mm