Cadence DCX34W 34" Subwoofer Specifications PEAK Power Handling: 10.000 Watts Frequency Response: 12Hz - 600Hz SPL @ 1w/1m: 91dB ± 3dB System Impedance: DVC 2-Ohm Magnet Weight: 250 oz Structure Weight: 500 oz Features • 5" Voice Coil • One Piece Spun Aluminum Cone • Accordion Style, Cloth Surround • 24 Magnet Motor Structure • Woofer Weight: 103 kg / 227 pounds • Resonance Frequency: 21Hz