Polk Audio DB571 360 Watts 5″ x 7″ Coaxial Car/Marine Loudspeaker (2 pairs) 5×7

Dynamic Balance® polymer/mica composite mineral filled cone is stiff yet lightweight for big sound, little distortion. Low-mass 2-layer 25mm Kapton voice coil former is lightweight for high sound output. Kapton’s high melting temperature (725°F/400°C!) ensures high power handling and kick-butt reliability. Stainless steel mounting hardware The db Series offers superior looks and even better sound, and all at a price that makes high performance affordable! The db571 works well in OEM factory systems, as well […]