The Blaupunkt 10" Single Voice Coil Subwoofer with 600W Power (GBW101) provides the perfect base tone for your car audio. Made with the highest technical quality to ensure maximum reliability and durability. This 10" car audio subwoofer features a high-quality polypropylene woofer cone and a 2" high-temperature aluminum voice coil for the best audio, as well as a high-density foam surround to prevent vibrations to surrounding materials. The GBW101 has a maximum power handling of 600 watts and an RMS power handling of 300 watts. High-Quality Polypropylene Cone High-Density Foam Surround 2" High-Temperature Aluminum Voice Coil Power Output (RMS): 300 Watts Power Output (Peak): 600 Watts Frequency Response: 35Hz ~ 2KHz Impedance: 4 Ohm Sensitivity: 88dB, 1W/M In the Box: GBW101 Subwoofer and accessories High-Quality Polypropylene Cone. High-Density Foam Surround 2" High-Temperature Aluminum Voice Coil Power Output (RMS): 300 Watts. Power Output (Peak): 600 Watts Frequency Response: 35Hz ~ 2KHz. Impedance: 4 Ohm. Sensitivity: 88dB, 1W/M In the Box: GBW101 Subwoofer and accessories