Enhance your car stereo performance with this 10-inch subwoofer from Emerson. Delivering up to 350 watts of peak power, it's the icing on the cake for any system. Features include: 10-in. subwoofer 350W peak power Designed for small, sealed ported and bandpass enclosures Sapphire blue chrome-plated injection cone Rubber surround for extended durability 70-oz. magnet structure 4 ohms impedance High temperature Kapton voice coil Electro-plated polypropylene cone