Configuration: 2-Way full range Vented loudspeaker system Freq Response(-10dB): 45-20KHz Sensitivity (1W@1m): 99dB Nominal Impedance: 8 ohms Rated power: 450 Watts Max. Power: 900 Watts dispersion(HXV): 40°X60° Crossover Freq: 2KHz Low Frequency: 15" x 2 Woofer High Frequency: 1.75" titanium diaphragm compression driver Input Connector: 1 X Speakon (4P) Output Connector: 1 X Speakon (4P) Dimension(WxDxH): 590X600X1135mm