8 in Car Subwoofer Speaker

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 | UNMATCHED PERFORMANCE: Built with 40 oz. magnet that will enhance car stereo or radio by producing a powerful audio and unmatched performance. It comes with a sensitivity or SPL of 89dB to resonate perfect clarity | DUAL VOICE COIL: The speaker subwoofer comes with a dual 4 Ohm impedance that can be wired as 4 or 8 Ohm. The 1.5 in 4-layer voice coil can resist corrosion and ensure a longer life span | TREATED FOAM SURROUND: Made entirely of specially treated foam surround for durability. Designed with this non-fatiguing suspension to keep equipment safe. It is a clean-cut car subwoofer that boasts a non-pressed paper cone and black plastic basket | 3.7 in MOUNTING DEPTH: Easy to install with its 3.7 in mounting depth and fits most audio system for cars, boats or RVs. The overall diameter is 8.2 inch. Included are the necessary cables, installation template and manual