Single Voice Coil Subwoofer With Ultra Marine Certification

Polk MM1242SVC 12 Single Voice Coil Subwoofer with Ultra Marine CertificationMM1 is the next generation of our highly-acclaimed Mobile Monitor series—conceived， designed and engineered to deliver premium audio with thunderous bass， enhanced sonic detail and ultra-durable construction. It’s the one crafted for full-on powerful sound， no matter what vehicle you’re in. Hear rich high-fidelity wherever you go with our Dynamic Balance technology， and enjoy more audible throw， increased power handling and minimized air chuffing—all housed in an IP56 rated enclosure that’s Ultra-Marine Certified.Specifications: • Cutout Diameter - 11.1 (28.19 cm)• Full-Range Mounting Depth - Top Mount 4.65 (11.81 cm)• Total Frequency Response - 26 Hz → 200 Hz• Nominal Impedance - 4 ohms• Sensitivity (1 watt @ 1 meter) - 87 dB• Continuous Power Handling (RMS) - 420W• Peak Power Handling - 1260WPremium Upgrade - Tuned for the total sonic accuracy you get in a studio subwoofer， the MM1 Series reconfigures this kind of high-quality deep bass impact for an on-the-go listening experience that totally outperforms your OEM factory setup.Advanced High Performance Bass - Every element of the MM1 Series is meticulously engineered for thunderous bass， enhanced sonic detail and ultra-durable construction—Dynamic Balance technology， a high excursion bump stack motor structure， glass fiber formers， multilayered and oversized voice coils， high-temp Conex spiders， a vented pole and basket structure， and integrated fuses.High Excursion Bump Stack Motor - Enjoy more audible throw for a deep bass experience that’s bound to excite your senses.Multilayered Voice Coil - Provides increased motor strength for tighter， more accurate sound.Vented Pole and Basket Structure - Offers increased cooling， power handling—and minimized air chuffing.