Features Wide Frequency Response - Covering a broad bass frequency range from deep lows to clear mid-bass, our subwoofers ensure you don t miss a single note.cloth Edge Cone - Superior flexibility allows the replacement subwoofer cone to move freely and accurately, resulting in precise and responsive bass performance.superior Build - Steel frame Endures high power levels and extended use. Better heat dissipation and maintain top-notch sound quality over time.easy Installation - Standard 12 inch size, easy to install in a car door, speaker holes, under seat. Perfect for replacing bad speakers or upgrading from low powered Oem ones.Subwoofer Specification :Speaker Size: 12 InchSpeaker Type: WooferPMPO- 1200WRMS- 120WFrame: MetalY30 Magnet 30 OzCone type: Cloth Edge PaperImpedance rating: 4 ohmCooling: Advanced airflowVoice Coil: 1.25” CCAWPackage Include:2x 12 Inch Subwoofer