Heavy Duty MDF Construction - Compression Tweeter Magnet Weight: 15 oz - Built in Crossover Network - Dimensions: 14.8-Inch W x 38-Inch H x 14.4-Inch D * 6-Inch x 7-Inch Super Horn Midrange/ Tweeter - Ported Enclosure for Added Bass Response - Power Handling: 300 Watts RMS / 600 Watts Peak * 1.35-Inch Titanium Compression Driver Loaded in Horn - Heavy Duty Handles for Easy Portability - Frequency Response: 40-20K Hz * 2 x 10-Inch Subwoofer 1.5-Inch Kapton VC - One Speakon One 1/4-Inch Jack - Sensitivity (1w/1m): 91dB * Woofer Magnet Weight: 30 oz - Binding Post Terminals - Impedance: 8 Ohms