JMPSW800 200W Amplified Subwoofer - 8Features:Max Power Handling: 200 wattsPower System: 12VDCSlim designBuilt-in amplificationBlack anodized all aluminum enclosureMate-in-lock connectors for easy installationAdjustable gain and crossoverLow (line) level inputsFrequency: 60Hz-200HzVertical and horizontal mounting provisionsDimensions: 13.6W x 10.4H x 2.9DWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.