Polk Audio MM522 5.25" 300W Coaxial Speakers Marine Certification
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Polk MM1 Series 5.25" 300W Coaxial Speakers w/ Ultra-Marine Cert
- Meticulously conceived, designed and engineered for advanced high-performance sound
- Premium upgrade speakers that are tuned for the total sonic accuracy found in a studio monitor speaker
- Dynamic Balance technology provides rich, clean, full-range sound by eliminating distortion as well as that pesky and unwanted resonant frequencies
- Featuring ultra-marine certification suitable for marine, ATV as well as use in cars
- Low protrusion pivoting 1†Terylene tweeter ensures clear and detailed highs