15" Steel Frame Replacement Speaker Driver - Model #: Seismic Audio - Quake 15 (16 Ohm), Type: 15" Woofer/Speaker, Power RMS: 200 Watts, Power Peak: 400 Watts, Frequency Response: 50-5K Hz, Sensitivity: 95 db., Magnet: 50 ounce, Voice Coil: 2.5", Impedance: 16 Ohm, Pressed Steel Chassis, Paper cone, Weight: 11 lbs. each, This speaker is brand new., One year warranty & nbsp;, You will receive 1 speaker pictured and described above. Each woofer has the specs listed above. These produce an awesome tone, with great lows and clear, clean highs., Uses include, but are not limited to: Build your own speaker cabinet Replace old woofer . .