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Ploy-Planar MA4056W 6" Shielded Speakers Feature Coated internal wiring for long life. Polypropylene Cones and UV stabilized plastic grilles stand up to harsh marine effects. Heavy-duty ABS plastic frames. Low magnetic field does not interfere with compass and autopilot.
The MA4600 is a 6" dual cone speaker. 1 pair per box.
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