Bundle of 2 items: Two Kicker 46L7T102 10" L7T Series Car Subwoofers 10" L7T Series Car Subwoofer Peak: 1000 watts RMS: 500 watts Impedance: Dual 2 ohms Sensitivity: 85.9dB 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: 3-¾"