Kicker 46L7T82 L7T L7-Thin 8-Inch (20cm) Subwoofer, Dual Voice Coil, 2-Ohm, 350 Watt The square cousin to the CompRT subwoofer, the L7T fits under your seat or in a corner of your trunk with ease. It's simple – more cone area means more bass! KICKER's L7T Square Sub technology gives you up to 20% more cone area than a conventional round sub. KICKER acoustic engineers worked feverishly, determined to put the largest voice coil and magnet we've ever integrated into a thin sub. A next-level top-plate design, & unique heat management system all help to give you deep bass! The L7T 8-inch Subwoofer is a true-bass, thin subwoofer with a pair of 2Ω voice coils. With our custom SoloKon technology and the L7T's unique interior support system, the sub sounds fat – but keeps it thin! Features: Uses a Sealed or Ported Enclosure Square Sub Design Moves 20% More Air Than Round Subwoofers Easily Mounts Under or Behind a Seat Dual Voice Coil Design 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 Specifications: Size (IN.,CM) - 8, 20 Impedance (OHMS) - 2 DVC Max Rec Amplifier Power (WATTS PEAK/RMS)* - 700/350 Sensitivity (dB 1w/1m) - 84.835 Frequency Response (Hz) - 30-100 Mounting Depth (IN.,CM) - 2-3/4, 7 Mounting Cutout, Square (IN.,CM) - 7-3/8, 18.8 Min Rec Sealed Box Volume (CU. FT., Liters) - 0.2, 5.66 Max Rec Sealed Box Volume (CU. FT., Liters) - .75, 21.2 Min Rec Vented Box Volume (CU. Ft., Liters)** - .8, 22.7 Max Rec Vented Box Volume (CU. Ft., Liters)** - 1.2, 34 What's in the box? - one 8-inch subwoofer, one owner's manual, two stickers *Assumes typical music program with minimal amplifier clipping; varies with enclosure size. **Port Volume Excluded.