Upgrade your boat or off-road audio with the Boss Audio MR690 6"x 9" Oval Speakers. White, weatherproof, and built for the harsh marine environment, these 350W peak (175W RMS) speakers deliver clear, powerful sound where others fail.
Waterproof frame and grill forged from a polymer composite, plus a UV-protected coating, protect the speakers from sun, salt, and splash. The cone uses a polypropylene woofer with a treated cloth surround, and tinsel leads are coated to resist corrosion—ensuring long-lasting performance in wet conditions.
Key features
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Power and efficiency: 350W max, 175W RMS, 4-ohm impedance, 92dB sensitivity for loud, clean output.
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Sound range: 60 Hz – 20 kHz frequency response for full bass, punchy mids, and crisp highs.
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Durable construction: water-resistant IMPP cone, treated cloth surround, and marine-grade components.
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Install-ready size: 6" x 9" oval speakers with an 8.66" cut-out and 3.38" mounting depth.
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Package contents: Sold as a pair with mounting hardware and instruction manual.
Why choose MR690 for marine sound
Designed for the salt air and sun, the MR690 delivers dependable performance on decks, in cabins, or any outdoor rig. Its weatherproof construction, corrosion-resistant wiring, and robust 2-way design make it a reliable upgrade for any marine audio system.
In the Box: Two (2) 2-way speakers, mounting hardware, instruction manual.
Prop 65 warning: This product can expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit P65Warnings.ca.gov.
Upgrade to Boss Audio MR690 Oval Speakers for marine-grade performance that sounds great, day after day, season after season.
