Polk Audio DB571


Marine Certified Polk db Series speakers
Low-mass 2-layer 25mm Kapton voice coil
Pole plate heat sink


  • 2-way car speakers (pair) for 5″x7″ and 6″x8″ openings
  • Dynamic Balance polymer/mica composite woofer with butyl rubber surround
  • 3/4″ liquid-cooled silk/polymer composite dome tweeter
  • Neodymium tweeter magnet
  • Kapton voice coil
  • built-in 2-way crossover network
  • marine-certified for use in boats, convertibles, motorcycles, and ATVs
  • stainless steel mounting hardware (certified for marine use)
  • power range: 6-60 watts RMS (180 watts peak power)
  • frequency response: 52-22,000 Hz
  • sensitivity: 93 dB
  • top-mount depth: 1-3/4″
best 5x7 inch  car speakers