Kicker 44CWCD124 CompC 12" 600 Watt Dual 4-Ohm Car Audio Subwoofer Sub CWCD124

12" CompC 4 Ohm DVC Perimeter venting keeps the air free-flowing around the motor structure. With a KICKER sub that doesn’t overheat, you get high-performance bass that keeps the music pounding. Features: Dual Four-Ohm Voice Coil Injection-Molded Polypropylene Cone Perimeter Venting for Thermal Management Ribbed Polyurethane Surround Signature Yellow Surround Stitching High-Strength Spiralead Tinsel Leads Stamped Steel Basket High Temp Voice Coil Spring-Loaded Speaker Terminals *The CompC 12-Inch Subwoofer works best with a sealed or ported enclosure and 300 watts of recommended power. See below for more details. Specifications Size (IN.,CM) 12, 30 Impedance (OHMS) 4 DVC Max Rec Amplifier Power (WATTS PEAK/RMS)* 600/300 Sensitivity (dB 1w/1m) 88.3 Mounting Depth (in, cm) 5-3/8, 13.6 Mounting Diameter (in, cm) 11, 27.9 Min Sealed Box Vol (cu. ft, L) 1.25, 35.4 Max Sealed Box Vol (cu. ft, L) 3.5, 99.1 Min Vented Box Vol (cu. ft, L) 1.75, 49.6 Max Vented Box Vol (cu. ft, L) 2.25, 63.7