2-Way Passive - Crossover - 1200 Hz - 650 Watts - 1.2K Hz - 8 Ohm Max. Power: 650 Watts Impedance: 8 Ohm Crossover Frequency: 1.2K Hz Crossover Frequency: 650Hz Dimensions : L - 6" x W - 4.75" x H - 1.75" (152.4mm x 120mm x 44.45mm).