Kicker 44L7S124 - 12" Solo-Baric L7S 4 Ohm - L7S 12-Inch (30cm) Subwoofer, DVC, 4-Ohm, 750W The KICKER® Solo-Baric® L7S™ handles tons of power and heat without distortion or compromising on sound quality. Square Matters The Solo-Baric revolves around KICKER's most advanced cone design, the injection-molded SoloKon™. The 360-degree, constant-contact back bracing adheres directly to every contour of the square cone, adding targeted strength, reliable performance and accurate response for the super-clean bass you’ve been looking for. Features: Dual Four-Ohm Voice CoilsI Injection-Molded Polypropylene Cone Patented Corner Ribs Minimize Distortion SoloKon™ 360-Degree Back Bracing Ribbed Santoprene Surround With Blue Surround Stitching UniPlate™ Back Plate And Pole Piece, Plus Perimeter Venting For Excellent Thermal Management Thick Tinsel Leads Large Ceramic Magnet Cast Aluminum Basket Satin-Nickel Plated, Spring-Loaded Speaker Terminals *The Solo-Baric L7S 12-Inch Subwoofer works best with a sealed or ported enclosure and 750 watts of recommended power. See below for more details. Specifications Size (IN.,CM) 12, 30.5 Impedance (OHMS) 4 DVC Max Rec Amplifier Power (WATTS PEAK/RMS)* 1500/750 Sensitivity (dB 1w/1m) 88.6 Frequency Response (Hz) 20-100 Mounting Depth (IN.,CM) 6-11/16, 16.9 Mounting Cutout, Square (IN.,CM) 11-1/16, 28.1 Min Rec Sealed Box Volume (CU. FT., Liters) 1.25, 35.4 Max Rec Sealed Box Volume (CU. FT., Liters) 2.0, 56.64 Min Rec Vented Box Volume (CU. Ft., Liters)** 1.75, 49.6 Max Rec Vented Box Volume (CU. Ft., Liters)** 3.25, 92.1 What's in the box? one 12-inch subwoofer, one owner's manual, two stickers *Assumes typical music program with minimal amplifier clipping; varies with enclosure size. See your KICKER dealer for details. **Port Volume Excluded.