Heavy Duty MDF Construction w/Reinforced Corners5"x15" Super Horn Midrange/Tweeter 1" Titanium Compression Driver Loaded in Horn Four Piezo Tweeters 15" Subwoofer 2.5" Kapton VC Woofer Magnet Weight: 90 oz Compression Tweeter Magnet Weight: 20 oz Heavy Duty Handles for Easy Portability Ported Enclosure for Added Bass Response Dual Speakon & Dual 1/4" Jacks Binding Post Terminals Built in Crossover Network Power Handling: 400 Watts RMS/800 Watts Peak Frequency Response: 35-20K HZ Sensitivity (1w/1m): 107 dB Impedance: 8 Ohms 35mm Speaker Stand Mount Dimensions: 21"W x 15"D x 30.5"H Weight: 65 lbs