Description Diamond Audio DPST12 11″ 300W RMS Power Handling Non-Amplified Spare Tire Passive Subwoofer Diamond Audio introduces its very first spare tire application powered and non-powered subwoofers. For those seeking more bass for their audio system but still wanting to keep their trunk space, Diamond Audio’s DMD series spare tire application subwoofers are the perfect solution! General Features Power Handling: 300W RMS, 600W MAX 11” Non-Amplified Spare TIre Subwoofer Solid Non-Resonant Die Cast Enclosure Construction Impedance: 4-ohm Dual Voice Coil Frequency Response: 20-500Hz It fits Most Vehicles Without Removing Spare Tire Dimensions: 14.2” x 5.9” (360 x 150 mm) ⚠️Warning:This product can expose you to, known to the State of California to cause cancer. For more information, go to P65Warnings.ca. Brand: Diamond Audio Manufacturer: Diamond Audio Assembled Product Dimensions (L x W x H): 5.90 x 5.90 x 14.20 Inches