Check the listing for details. Blastking PROFILE18+ 18" 3000 Watts High Output Woofer. Condition: New. Listed at 339.99 USD. Engineered for exceptional performance, this product features a reinforced double spider coated in silicone for superior durability and control. The thicker flex wire ensures optimal signal transmission while minimizing distortion, complemented by a highly flexible, silicone-enhanced rimming for extended lifespan and resistance to wear and tear. Features 18” Hi-Power Transducer 4.5” (115MM) Voice Coil 3000 Watts Peak Power 8 Ohm Impedance Die-cast Aluminum Frame 150 Oz Ferrite Magnet Sold Individually View PROFILE18+ Datasheet General Specifications Basket Diameter: 18inch / 457mm Rated Impedance: 8 ohm 1500 Watts Rated Power Handling3000 Watts Program Power Sensitivity: 97.2 dB Frequency Range: 40-1500 Hz Magnet Weight: 150 Oz Voice Coil Diameter: 115mm /4.5inch Basket Materials: Aluminum Shipping Information Net Weight: 44.3lbs / 20.1kg