



MM6502
6.5" Component Speaker System with Ultra-Marine Certification
The Premium Upgrade—tuned to provide the unparalleled sonic accuracy you’ll find in studio monitor speakers, but in a durable, ultra-marine certified design, Polk’s MM1 Series mobilizes high-quality sound for an on-the-go audio upgrade that’s way beyond anything you’ll experience from the stock factory set up in your car, boat, motorcycle or ATV.
- Ultra-marine certified (IP56 rated)
- Dirt & water-resistant & tested for salt-fog, UV & humidity
- Used in Automobile, Boats & ATVs
- 6.5" Dynamic Balance® polypropylene woofers
- 1" Terylene Dome tweeters
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All-weather sound

Designed to Perform
Every element of the MM Series is meticulously engineered for high-performance sound. Dynamic Balance technology, a pivoting 1” terylene tweeter, lightweight neodymium motor structure, high-temp Conex spiders and oversized voice coils for increased power handling are brought together with 2nd order high & low pass crossovers for optimum system blending—in short, your vehicle might just become your favorite listening environment.

Ultra-Marine Certified
MM1 Series have earned an Ultra-Marine Certified IP56 rating with their non-corrosive aluminum grilles and fiberglass reinforced ABS baskets, epoxy coated crossovers, water-proof inner and outer surrounds, weep holes for proper drainage and titanium-plated cones—that’s all been salt-fog, UV, and humidity tested. With MM1 Series, you get extra, long-lasting protection against virtually anything mother nature can dish out.

Designed To Go The Extra Mile
All Polk loudspeakers rely on our patented process to eliminate electro-acoustic and mechanical issues before they become a part of the finished speaker and are also rigorously tested through Polk’s Klippel distortion analyzers. MM1 Series, in addition to their IP56 waterproof rating and Ultra-Marine Certification feature Santoprene S Roll inner and outer surrounds to eliminate water, dirt and dust from entering the speaker housing. maximize throw, and withstand abuse from marine cleaning agents.

Advanced high-performance sound
Every element of the MM1 Series is meticulously engineered for high-performance sound—Dynamic Balance technology, a pivoting 1” Terylene tweeter, UV tolerant titanium plated composite cones, lightweight neodymium motor structure—plus, glass fiber formers, oversized voice coils and high-temp Conex spiders for increased power handling.
All the details
All the details
All three combine to create a high efficiency driver, for elevated sound, increased power handling, better linearity, lower distortion and greater durability.
Offers heavy-duty protection for back half of the speaker, which helps prevent corrosion and general wear and tear.
With its second order high/low pass system, you’re ensured the right frequencies reach the right speakers in your setup for optimal system blending regardless of the vehicle you’re in or the elements you encounter.





Key Technologies
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A non-corrosive fiberglass reinforced ABS basket, water-proof surround, weep holes for proper drainage and a polypropylene cone offer long-lasting protection that’s salt-fog and UV tested.
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Proudly engineered and designed in Baltimore, Maryland, Polk products are crafted to meet high standards of quality, performance, and reliability, ensuring a premium audio experience that is the pinnacle of American Hi-Fi.
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Polk’s exclusive lightweight Dynamic Balance® Polypropylene Cones deliver spectacular midrange clarity, punchy bass and high efficiency.
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A non-corrosive fiberglass reinforced ABS basket, water-proof surround, weep holes for proper drainage and a polypropylene cone offer long-lasting protection that’s salt-fog and UV tested.
-
Proudly engineered and designed in Baltimore, Maryland, Polk products are crafted to meet high standards of quality, performance, and reliability, ensuring a premium audio experience that is the pinnacle of American Hi-Fi.
-
Polk’s exclusive lightweight Dynamic Balance® Polypropylene Cones deliver spectacular midrange clarity, punchy bass and high efficiency.
Compare Polk Car & Marine Speakers

6.5" Dynamic Balance® polypropylene woofers
1" Terylene Dome tweeters
5.25" Dynamic Balance® polypropylene woofers
1" Terylene Dome tweeters
5" x 7" Dynamic Balance® polypropylene woofers
1" Terylene Dome tweeters
6" Dynamic Balance® polypropylene woofers
1" & .75" Terylene Dome tweeters
Add even more outdoor sound
Expand your sound experience. Get it from the experts. Get it from Polk.