JMPSW800 200W Amplified Subwoofer - 8". Features:. Max Power Handling: 200 watts. Power System: 12VDC. Slim design. Built-in amplification. Black anodized all aluminum enclosure. Mate-in-lock connectors for easy installation. Adjustable gain and crossover. Low (line) level inputs. Frequency: 60Hz-200Hz. Vertical and horizontal mounting provisions. Dimensions: 13.6"W x 10.4"H x 2.9"D. WARNING: 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.