Configuration: 3-Way full range Vented loudspeaker system Freq Response(-10dB): 40-18KHz Sensitivity (1W@1m): 97dB Nominal Impedance: 8 ohms Rated power: 400 Watts Max. Power: 800 Watts dispersion(HXV): 90°X40° Crossover Freq: 2.5KHz Low Frequency: 15" Woofer High Frequency: 2 tweeter Input Connector: 1 X Speakon (4P) Output Connector: 1 X Speakon (4P) Dimension(WxDxH): 475 X 355 X 655mm Weight: 19.5kg