Configuration: compact vented sub passive system Freq Response(-10dB): 40-150Hz Sensitivity (1W@1m): 95dB Nominal Impedance: 8 ohms Rated power: 400 Watts Max. Power: 800 Watts Crossover Freq: 150 Hz Low Frequency: 15" Woofer Input Connector: 1 X Speakon (4P) Output Connector: 1 X Speakon (4P) Dimension(HxWxD): 560 X 750 X 590mm Weight: 30.5kg