800 WATT POWER: This 8in car subwoofer has a power of 400 Watt RMS to 800 Watt peak that will produce high sound resonance. It also has a spring loaded push down speaker terminals that will maximize sound quality | Plpw8D Pyle 8'' 800 Watt Dual Voice Coil 4 Ohm Subwoofer | | Black | Best Buy