PYLE PLTAB8 8-Inch 250 Watt Amplified Subwoofer Tube Subwoofers Component Subwoofers Specially Treated Black Rubber Edge Suspension One 8'' High Power 4 Ohm Subwoofer - 1.5'' Aluminum Voice Coil Built-In High Output Amplifier - Bass Reflex Vent for Added Sub-Bass Response Blue LED Light Behind The Grill - 250 Watts Max Power Handling Blue Polypropylene Cone - RCA/Speaker Line Input Specially Treated Black Rubber Edge Suspension - Dimensions:10.4"H x 20"W x 9.6"D