Specs Amplifier class : AB Power per channel (8ohm) RMS : 100 W , 20 - 20,000 Hz THD : 0.06 % Input Sensitivity : 1.1 volts for full outpu Input Impedance : 20K Ohms Signal to Noise Ratio : 110 dB Speaker connectors : Binding post Speaker terminals : 3 pairs RCA in : 3 Dimensions (WxHxD) : 43.2 x 13.3 x 31.1 cm Weight : 13.2 kg