Alpine W12S4 12-inch Single 4 Ohm Subwoofer Bundle Overview: 12-inch single 4Ω subwoofer Polypropylene and mica cone with poly-foam surround 250W RMS 750W peak power handling Frequency Response: 32Hz-200Hz 5-5/16-inch mounting depth Recommended Sealed box volume: 1.09 cu. Ft. Recommended Ported box volume: 1.
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