Blaupunkt GTJ12W3 Slim Line GTJ12W3 12-In. 800-Watt-Max Single-Voice-Coil 4-Ohm Subwoofer

• 800-watt peak, 400-watt RMS power output; 4-ohm impedance;• Designed to add extra bass to a car audio system;• Frequency response: 42 Hz to 1 kHz;• Sensitivity: 91 dB (1W/1m);• High-quality, mica-filled polypropylene woofer cone and 2-in. high-temperature aluminum voice coil; high-density foam surround prevents vibrations to surrounding material;• Each;