{"product_id":"jl-audio-m7-12in-subwoofer-with-white-classic-grille","title":"JL Audio M7 12in Subwoofer with White Classic Grille","description":"\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eJL Audio M7 12in Subwoofer with White Classic Grille\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003e93669\u003c\/b\u003e\u003c\/p\u003eModel: M7-12IB-C-GwGw-4\u003cbr\u003e\u003cp\u003eM7 12-inch Marine Subwoofer for Infinite-Baffle Use (600 W, 4 ohms) - Gloss White Trim Ring, Gloss White Classic Grille\u003c\/p\u003e\u003cp\u003eEngineered as the reference standard for marine subwoofer performance, the M7-12IB is capable of producing staggering amounts of jaw-dropping bass in infinite-baffle applications.\u003c\/p\u003e\u003cp\u003eBuilt to withstand real-world marine duty, this M7-12IB is designed to operate without a dedicated enclosure. It boasts a monstrous 4-inch voice coil and rugged suspension system to deliver outstanding linear excursion for high output and power handling.\u003c\/p\u003e\u003cp\u003eM7-12IB is best used with amplifier power in the 200W — 600W range and is optimized to operate with a large volume of air behind it (at least 3 cu. ft. \/ 84.95 l).\u003c\/p\u003e\u003cp\u003eLike all JL Audio marine speakers, this driver is built to withstand a real saltwater marine environment and deliver years of listening enjoyment.\u003c\/p\u003e\u003cp\u003eUSA Limited Warranty:  Two (2) years from the original date of purchase.\u003c\/p\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003cbr\u003e\n\u003cbr\u003e\u003cb\u003eGeneral Specifications\u003c\/b\u003e\n\n\u003cp\u003eContinuous Power Handling (RMS)\n\u003cbr\u003e600 W\u003c\/p\u003e\n\n\u003cp\u003eNominal Impedance (Znom)\n\u003cbr\u003e4 ohms\u003c\/p\u003e\n\n\u003cp\u003e\u003cb\u003ePhysical Specifications\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cp\u003eNominal Diameter\n\u003cbr\u003e12.00 in \/ 300 mm\u003c\/p\u003e\n\n\u003cp\u003eOverall Diameter\n\u003cbr\u003e14.00 in \/ 356 mm\u003c\/p\u003e\n\n\u003cp\u003eBolt Hole Circle Diameter\n\u003cbr\u003e12.813 in \/ 325 mm\u003c\/p\u003e\n\n\u003cp\u003eFrontal Grilles Protrusion\n\u003cbr\u003e 1.45 in \/ 37 mm\u003c\/p\u003e\n\n\u003cp\u003eMounting Hole Diameter\n\u003cbr\u003e 12.0625 in \/ 306 mm\u003c\/p\u003e\n\n\u003cp\u003eMounting Depth\n\u003cbr\u003e 7.94 in \/ 202 mm\u003c\/p\u003e\n\n\u003cp\u003eDriver Displacement\n\u003cbr\u003e 0.148 cu ft \/ 4.19 L\u003c\/p\u003e\n\n\u003cp\u003eNet Weight\n\u003cbr\u003e25.35 lb \/ 11.5 kg\u003c\/p\u003e\n\n\u003cp\u003e\u003cb\u003eParameters\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cp\u003eFree Air Resonance (Fs)\n\u003cbr\u003e35.34 Hz\u003c\/p\u003e\n\n\u003cp\u003eElectrical \"Q\" (Qes)\n\u003cbr\u003e0.856\u003c\/p\u003e\n\n\u003cp\u003eMechanical \"Q\" (Qms)\n\u003cbr\u003e10.389\u003c\/p\u003e\n\n\u003cp\u003eTotal Speaker \"Q\" (Qts)\n\u003cbr\u003e0.791\u003c\/p\u003e\n\n\u003cp\u003eEquivalent Compliance (Vas)\n\u003cbr\u003e1.99 cu ft \/ 56.35 L\u003c\/p\u003e\n\n\u003cp\u003eOne-Way Linear Excursion (Xmax)*\n\u003cbr\u003e0.73 in \/ 18.5 mm\u003c\/p\u003e\n\n\u003cp\u003eReference Efficiency (no)\n\u003cbr\u003e0.28%\u003c\/p\u003e\n\n\u003cp\u003eEfficiency (1 W \/ 1 m)**\n\u003cbr\u003e86.7 dB SPL\u003c\/p\u003e\n\n\u003cp\u003eEffective Piston Area (Sd)\n\u003cbr\u003e 80.54 sq in \/ 0.052 sq m\u003c\/p\u003e\n\n\u003cp\u003eDC Resistance (Re)\n\u003cbr\u003e3.543 ohms\u003c\/p\u003e\n\n\u003cp\u003e\u003cb\u003e* Xmax specifications are derived via one-way voice coil overhang method with no correction factors applied.\u003c\/b\u003e\n\u003cbr\u003e\u003cb\u003e** Efficiency (1 W \/ 1 m) is not an accurate indicator of a subwoofer’s output capability and should not be used as a comparison to other subwoofers to determine which one is \"louder\".\u003c\/b\u003e\n\u003cbr\u003e\u003cb\u003eEnclosure Specifications\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cp\u003eInfinite Baffle Use\n\u003cbr\u003eYes (preferred)\u003c\/p\u003e\n\n\u003cp\u003eMin. Sealed Enclosure Volume\n\u003cbr\u003e 2.0 cu ft \/ 56.6 L (or larger)\u003c\/p\u003e\n\n\u003cp\u003eOptimum Sealed Enclosure Volume\n\u003cbr\u003e3.0 cu ft \/ 70.8 L\u003c\/p\u003e","brand":"JL Audio","offers":[{"title":"Default Title","offer_id":43992013045802,"sku":"JLA0100328500","price":1049.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/4882601.jpg?v=1769544653","url":"https:\/\/atticusgoods.com\/products\/jl-audio-m7-12in-subwoofer-with-white-classic-grille","provider":"Atticus Goods","version":"1.0","type":"link"}