KICKER 2 10C124 12" 600W Car Audio Subwoofers Subs 4 Ohm + Dual Sealed Sub Box NEW PAIR KICKER 12" 600 Watt COMP Series Car Subwoofers 300 Watt MAX (600 Watt PAIR) 150 Watt RMS (300 Watt PAIR) Impadance: Single 4 Ohm Sensitivity: 88.3 dB