8 Inch 200w Slim Under-Seat Active Powered Car/Truck Subwoofer Sub.Enclosure is made out of cast aluminum which stays cool at all times. Specifications: Peak Power 400 Watts. RMS Power: 100 Watts. Dimensions (L x W X H): 10.23 * 7.48 *2.93 Inches. Frequency Response: 30Hz - 150Hz.Low level: 0.1 V - 4.0 V Input sensitivity, High level: 0.25 V-10 V. Low Pass Filter: 50Hz - 150Hz. Bass Boost: 0 - 12dB @ 50Hz.Fuse Rating: Single 15A. Adjustable Input Sensitivity. Soft Delayed Remote Turn-On. Thermal Protection Circuit, Short Protection Circuit. Overload Protection Circuit. Green Power/Red Protect LED. Phase Switch: 0° or 180°. Small Package but Powerful Sound, and Comes with wired remote to control all the bass from the Drivers Seat.