Pioneer-TSW310D4-12Inch-Champion-Series-Subwoofer-with-Dual-4-Ohm-Voice-Coil-1400-Watts-Max-Power

The TS-W310D4 12" Subwoofer with Dual 4 Ohm Voice Coils (1400 Watts Peak) features a combined IMPP cone, which makes the body ultra-rigid yet lightweight, giving you low distortion and powerful bass at high sound press levels. The dual-layer elastic polymer surround dramatically improves durability and lightness for superior response, especially for louder volume. Extra-tough suspension for high durability to withstand high input power 4-Layer Copper voice coil with aluminum former for improved heat dissipationSubwoofer design allows for flexible in-car installation in a box or in a free-air type application.