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Amazon.com: JBL S2-1224 - 12” Subwoofer with enclosure and SSI™ (Selectable Smart Impedance) switch from 2 to 4 ohm, Black (S2-1224SS) : Electronics
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CS1214 | 30 cm (12 inch) subwoofer, with double magnet suitable for enclosed, bass reflex and bandpass boxes
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JBL 12 Inch Subwoofer 1,100 Watts Max Club Series Brand New 120 Each for Sale in Chino Hills, CA - OfferUp
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