NVX NSW124 Version 3 (NSW124v3) with Sealed Enclosure (MDFD12). NVX NSW124 Version 3 (NSW124v3). Dual 12" 3/4 MDF Sealed Subwoofer Enclosure (Belva MDFD12). 1000W Peak (500W RMS) N-Series v3 12" Dual 4-Ohm Car Subwoofer + Sealed Sub Box with lined w/Polyfil.
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