Polk Audio DB522 5-1/4\" Coaxial Speaker for Car & Marine – 2-Way, 55-22kHz

Upgrade your car or boat audio with the Polk Audio DB522 5-1/4 inch coaxial speakers. These compact drivers combine a sturdy polypropylene woofer cone with a refined 3/4 inch silk dome tweeter, delivering balanced, detailed sound across a wide frequency range. Designed for versatility, they fit neatly into door panels or deck setups, letting your music feel vibrant whether you’re cruising on water or cruising down the highway.

Versatile, high-fidelity sound for car and marine use

Dynamic Balance technology helps minimize resonance by optimizing material choices, aiming for a clean, distortion-free response with broad sound dispersion. The built-in crossover sends the right frequencies to each driver, resulting in clear highs and strong midrange without needing extra components in many installations.

• 5-1/4 inch polypropylene woofer cone for reliable midbass performance
• 3/4 inch silk dome tweeter for smooth, detailed highs
• Rugged 4 ohm impedance with a wide 55-22kHz frequency range
• Capable of handling up to 100W RMS for dynamic playback
• Coated steel baskets and marine certification provide sun, moisture, and humidity resistance

Durability and ease of installation are built in. The DB522 set includes mounting hardware and grilles to fit a range of setups, from factory-style car door locations to on-deck marine applications. Whether you’re by the coast or on a long highway drive, these speakers are designed to blend with your space while delivering engaging playback.

• Sunlight, salt-fog, UV exposure, and temperature tests help ensure reliable performance
• Grilles and hardware provide a clean, customizable look for your vehicle or boat

Real-life use scenarios

Picture a weekend road trip with clear, expansive sound that remains composed at higher volumes, or a calm day on the water where your favorite tracks feel present without harshness. The DB522’s compact form makes it appropriate for tight installations while still delivering confident midrange and crisp highs.

For deeper bass, Polk’s DB+ Series pairing options offer a straightforward upgrade path, allowing you to complement these speakers with compatible subwoofers to broaden the low end without adding complexity to your system.