Features of 5 Core 5C-AMP-15BT 80 W AV Power AmplifierGeneral Type Audio & Video Amplifier Performance Features Impedance 4 ohms Frequency Response 40 Hz to 170Hz Power Requirements Power Supply 220 - 240V Power Consumption 80 Watt Dimensions Dimension (Wx H x D) 330 x 120 x 260 mm Weight 2.6 kg