Configuration: 2-way passive speaker system Freq Response(-10dB): 45-20 KHz Sensitivity (1W@1m): 99dB Nominal Impedance: 8 ohms Rated power: 400 Watts Max. Power: 800 Watts Crossover Freq: 2.8 KHz Low Frequency: 15" Woofer High Frequency: 1.35" titanium diaphragm compression driver Input Connector: 1 X Speakon (4P) Output Connector: 1 X Speakon (4P) Dimension(HxWxD): 725 X 505 X 425mm Weight: 19.7kg