Summary: Diameter: 12 Inch; Sensitivity: 85.3 dB; Impedance: 4 Ohm; Peak Power Handling: 2000 Watts; RMS Power Handling: 1000 Watts; Configuration: Round; SURROUND / CONE COUPLING: The pressure treated double stitched foam surround along with the dual poly cotton spider helps keep the piston motion of the subwoofer linear and distortion free.; SPIDER: Specialized MB Quart dual poly cotton spider with double centering allows the woofer to handle more power with minimum distortions.; MOTOR: Vented high energy motor assembly with dual 70oz magnets increases power handling and increases SPL.; CONE: Non-Pressed Paper Cone with Coating; Weight: 32.75 lbs; DIMENSIONS: 15.0 ?— 15.0 ?— 12.0 in; Type: Subwoof ...