Dual 2Ω

10-Inch 400-Watt Subwoofer Driver, 2-Ohm or 4-Ohm DVC  The 48CWR10 10" subwoofer is available in a 2Ω or 4Ω dual voice coil design, making it easy to get the most out of your amp. An advanced suspension and heat management system helps to keep the bass powerful, deep and consistent – all without a hint of distortion. KICKER developed Forced Air Cooling to helps their subs run 25% cooler.The Kicker 48CWR102 and 48CWR104 12" subs work best with a sealed or ported enclosure and 400 watts of recommended power. Specifications SIZE [in, cm]: 10, 25 IMPEDANCE [Ohms]: 2 or 4 DVC Recommended Amplifier Power (watts RMS) 400 Peak Power (watts, per ANSI/CTA-2031-A) 800 SENSITIVITY [dB 1w/1m]: 84.6 MOUNTING DEPTH [in, cm]: 5-1/4, 13.3 MOUNTING DIAMETER [in, cm]: 9-1/8, 23.1 MIN SEALED BOX VOL [cu. ft, L]: 0.8, 22.7 MAX SEALED BOX VOL [cu. ft, L]: 1.25, 35.4 MIN VENTED BOX VOL [cu. ft, L]: 1.25, 35.4 MAX VENTED BOX VOL [cu. ft, L]: 1.75, 49.6 Kicker CompR Subwoofer Manual

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