LF Drivers: 4 x 10″ Special Design Speakers Voice Coil: 3″ Magnet Weight: 30 oz HF Driver: Horn/Driver Voice Coil: 1″ Magnet Weight: 8 oz RMS Power Handling: 400-Watts Frequency Response (-3dB): 50Hz-18kHz Usable Low Frequency (-10dB): 40Hz Crossover Frequency: 4kHz Nominal Impedance: 4-Ohms Sensitivity: 99dB Maximum SPL: 125dB Dimensions (W x H x D inches): 22.75 x 25.75 x 17.5
