Polk Audio db651

$100.00 Released March, 2007

Product Shot 1The Polk Audio db651 are a pair of 6.5” coaxial car-audio loudspeakers described as delivering classic Polk Audio performance and durability like never before. Composed out of dynamic balance polymer/mica composites and wrapped in durable butyl rubber surrounds, the db651 contains a .75” liquid-cooled silk/composite dome tweeter with Neodymium magnets.

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A downgrade from the 6.5” db6501, the db651 has a lower peak power handling (180w versus 300w), but it does have the same frequency (35Hz-22kHz ) and a more affordable MSRP of $99.95 versus the db6501’s whopping $239.95. In addition, the Audio db651 includes a multi-hole mounting pattern for simpler drop-in installation, supplied adapter rings to fit 6.5” and 6.75” applications, and tweeter pivots that allow the user to aim the tweeter towards their listening position.


  • Mid/Woofer: 6-1/2" Diameter (16.51cm) Polymer/Mica composite
  • Tweeter: 3/4" Diameter (1.91cm) Silk/Polymer composite dome
  • Overall Frequency Response: 35Hz-22kHz
  • Nominal Impedance: 4ohms
  • Power Handling (continuous): 60w
  • Power Handling (peak): 180w
  • Efficiency: 92dB
  • Top Mount: 1-5/8" (4.13cm) * with adapter ring
  • Bottom Mount: 2-5/16" (5.87cm)

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