JL Audio CS212-WX Two 12" JL Audio 12WX-4 Subwoofers Loaded in a Dual Sealed BassWedge Enclosure (Gray Carpet) Two 12" Single 4 ohm WX Series Subwoofer Peak: 1000 watts per pair / 500 watts each | RMS: 400 watts per pair / 200 watts each Impedance: 4 ohm | Frequency response: 22-250 Hz | Sensitivity: 87.17 dB 2 ohm mono final impedance Dimensions: 11-3/4D x 32W x 15-1/4H