Bundle of 2 items: Two Kicker 46L7T122 12" L7T Series Car Subwoofers 12" L7T Series Car Subwoofer Peak: 1200 watts RMS: 600 watts Impedance: Dual 2 ohms Sensitivity: 86.5dB Frequency response: 25-100 Hz Dual Voice Coil Design Uses a Sealed or Ported Enclosure Square Sub Design Moves 20% More Air Than Round Subwoofers Ultra-Thin Design Easily Mounts Under or Behind a Seat Ribbed Santoprene® Surround Resists Heat And Degrading Bumped Top Plate For More Excursion & Smoother Performance SoloKon™ Cone with 360-Degree Back Bracing UniPlate™ Solid Pole Piece & Backplate For Excellent Heat Dissipation Durable Steel Basket Mounting Depth: 4-1/8" L7T122, 46L7T122, 46 L7T122, 46 L7T12 2-Ohm