Jensen J12W 12 inch 1200 Watt Subwoofer 4-Ohm Car Audio Sub w/ 40oz. Magnet

<p><span style="font-family: Arial;"><strong><font size="5">Description:</font></strong></span></p><p><span style="font-family: Arial;"><span style="color: rgb(0, 0, 128);">Your Jensen subwoofer is an amazing addition to your car audio system providing deep and profound bass<br><br><strong>DIGITALLY OPTIMIZED SUBWOOFER<br></strong>Was engineered to produce efficient and low sounding bass while generating 1,200 Watts of Peak Power (300 Watts RMS) at 4 Ohms<br><br><strong>STEEL STAMPED REINFORCED STRUCTURE<br></strong>Was made to be strong and flexible in order to increase linearity and allowing greater movement at peak demands for studio quality sound in your car<br><br><strong>DOUBLE STITCHED RUBBER INJECTED FOAM SURROUND<br></strong>Ensures that your music stays accurate and loud by providing: better heat resistance, internal damping, added bass response and reliability during high excursion rates</span><br></span></p><p><span style="font-family: Arial;"><strong><font size="5">Features:</font><br></strong></span></p><ul><li><span style="font-family: Arial;">300 Watts Rms / 1200 Watts Peak<br></span></li><li><span style="font-family: Arial;">40oz. Magnet<br></span></li><li><span style="font-family: Arial;">4-ohm Impedance<br></span></li><li><span style="font-family: Arial;">Double Stitched Rubber Injected Surround<br></span></li><li><span style="font-family: Arial;">Works In Sealed And Ported Enclosures<br></span></li></ul><p><span style="font-family: Arial;"><strong><font size="5">Specifications:</font><br></strong></span></p><ul><li><span style="font-family: Arial;">System Type 12″ Subwoofer<br></span></li><li><span style="font-family: Arial;">Impedance 4 ohms<br></span></li><li><span style="font-family: Arial;">Frequency Response 27Hz-350Hz<br></span></li><li><span style="font-family: Arial;">Total Peak Power 1200W<br></span></li><li><span style="font-family: Arial;">RMS Power 300W<br></span></li><li><span style="font-family: Arial;">Efficiency 1W / 1M 90dB<br></span></li><li><span style="font-family: Arial;">Efficiency 1W in-car 89dB<br></span></li><li><span style="font-family: Arial;">Type Subwoofer<br></span></li><li><span style="font-family: Arial;">Diameter 12″<br></span></li><li><span style="font-family: Arial;">Woofer Cone Material Polypropylene<br></span></li><li><span style="font-family: Arial;">Woofer Surround Material Double stitched rubber injected<br></span></li><li><span style="font-family: Arial;">Woofer Magnet Weight 40oz.<br></span></li><li><span style="font-family: Arial;">Woofer Basket Stamped steel<br></span></li><li><span style="font-family: Arial;">Mounting Cutout 279mm (11.00″)<br></span></li><li><span style="font-family: Arial;">Mounting Depth 5.75″<br></span></li><li><span style="font-family: Arial;">Fs 30 Hz<br