Item model number W8K5S4. Features: Rockville W8K5S4 K5 Series 8" 4-Ohm Car Subwoofer, Peak Power Handling: 800 Watts, Program Power Handling: 400 Watts, CEA Rated RMS Power Handling: 200 Watts, 1.5" 4-Layer Black Aluminum Voice Coils Wound with OFC (100% Copper) Wire, The wire we use to wind the voice coil is imported from Japan which is way better quality than the standard China wire, 30 Oz High Quality Magnet, Cast Iron Basket With Black Sanded Finish.
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