ID8 V.4 D2 - Image Dynamics 8" 350W RMS Dual 2-Ohm ID V.4 Series Subwoofer. 8" Dual 2 ohm ID V.4 Series Subwoofer. Mica Polypropylene cone woofer. RMS: 50-350 watts. Ported: 0.5 - 1.0. Sealed: 0.25 - 0.45.
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