In addition, although the Polk db351 does not offer a 4” woofer like its counterpart, the db401, it is priced at $59.95 versus $79.95. The Audio db351 also features the ability to withstand tough environments including big trucks and also boats. Furthermore, it includes low-mass, lightweight Kapton voice coils that help producer higher sound outputs. Wrapped in butyl rubber, the Polk Audio db351 is regarded as durable, high-quality, and worthy of consumers seeking incredible sound at an affordable price.
