Polk Audio DB402 Marine Certified 4"inch Coaxial Car Speakers
The DB Plus Speaker Series are Marine Certified to push the limits of durability, so you can take them anywhere. The speakers feature an IP56 waterproof rating and are tested for salt-fog, UV and humidity.
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.
Qty Included : Pair
Driver Enclosure Type : Marine Certified
• (1) 4" (10.16 cm) d (Round) - Mid/Woofer
• (1) 0.75" (1.91 cm) d (Round) - Tweeter
Shape : Round
Diameter:4.09" (10.39 cm)
Full-Range Mounting Depth - Top Mount : 1.79" (4.55 cm)
Full-Range Mounting Depth - Bottom Mount : 2" (5.08 cm)
Continuous Power Handling : 45W
Peak Power Handling : 135W
Total Frequency Response : 60 Hz → 22,000 Hz
Nominal Impedance : 4 ohms
Sensitivity (1 watt @ 1 meter) : 90 dB