Heavy Duty MDF Construction w/Reinforced Corners10"x18" Super Horn Midrange/Tweeter 1" Titanium Compression Driver Loaded in Horn 12" Subwoofer 2" Kapton VC Non-Press Paper Cone w/Cloth Edge Woofer Magnet Weight: 75 oz Compression Tweeter Magnet Weight: 20 oz Ported Enclosure for Added Bass Response Heavy Duty Handles for Easy Portability Dual Speakon & Dual 1/4" Jacks Binding Post Terminals Built In Crossover Network 3KHz Power Handling: 300 Watts RMS/600 Watts Peak Frequency Response: 40-20K HZ Sensitivity (1w/1m): 101 dB Impedance: 8 Ohms Dimensions: 25.6"W x 17.3"H x 13"D Weight: 37.5 lbs