Pioneer TS-W310D4 Woofer, 400 W RMS, 1400 W PMPO

IMPP Composite Seamless Cone An extremely durable, yet lightweight cone is vital to prevent cone failure at high sound pressure levels. Pioneer's New IMPP Composite Seamless Cones meet this need perfectly while delivering accurate yet powerful bass. Dual-Layer Elastic Polymer Surround Another world's first from Pioneer. Dramatically improves durability and lightness for superior response, especially for louder volume.

Pioneer TS-W310D4 Woofer, 400 W RMS, 1400 W PMPO Designed and enhanced to offer the most significant execution with the least distortion levels Experience body shaking levels without any room-vibrating reverb or excessive heat output with 400 W RMS power Listen to deep lows and euphoric highs with a frequency range of sound from 20 Hz-250 Hz 8 Ohm impedance extracts maximum power so that you get more from your speakers