2250W Peak (750W RMS) 10" R2-Series Dual 2-ohm Car Subwoofer. 10" Dual 2 ohm R2 Series Subwoofer. Alpine R2-W10D2. RMS: 750 watts. Subwoofer Specifications. Subwoofer Size N/A. Every subwoofer needs a subwoofer box.
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