Peavey SP 118BX Single 18inch Passive Subwoofer

Engineered for optimal sound reproduction with proven reliability continuing a 30-year legacy, Peavey SP enclosures feature patented asymmetrical Quadratic Throat Waveguide™ technology that helps deliver pristine, precise sound; Black Widow® loudspeakers with Kevlar®-impregnated cones, 4" ribbon-wire voice coils and exclusive field-replaceable baskets; the patented Radialinear™ Planar Phase Correction System; and titanium compression drivers with ferrofluid cooling Features: One 18 inch Pro Rider® Black Widow® woofer with Kevlar®/carbon fiber cone and field-replaceable basket, flat-wound 4 inch voice coil, and cast-frame basket Frequency response: 49 Hz - 300 Hz -10 dB point: 31 Hz Sensitivity: 98 dB (1W/1m) Power handling: 1200 watts program, 2400 watts peak Pole-mount stand adapter 8 ohms HammerHead® durable covering material New grille.