Pump the bass as you sail with this 8-inch Polk Audio marine subwoofer. It has oversize dual voice coils for efficient power handling and enhanced sound output, and its Dynamic Balance technology keeps bass details at 30-200Hz virtually distortion-free. The integrated fuses of this 300W Polk Audio marine subwoofer provide a safety buffer from overpowered amps.Geek Squad® Installation RecommendedVisit your local Best Buy store for more information. | Polk Audio | | MM1 Series 8" Dual-Voice-Coil 4-Ohm Subwoofer | Black | Best Buy