Polk Audio DB521 5.25-Inch Coaxial Speakers (Pair, Silver)

Tweeter Quantity 1

Tweeter Diameter 3/4inch (1.91cm)

Tweeter Type Silk dome

Mid / Woofer Quantity 1

Mid/WooferDiameter 5 1/4inch (13.34cm)

Mid/Woofer Type Dynamic Balance driver with polymer/mica composite cone with rubber surround

Total Frequency Response 60Hz-22kHz

Nominal Impedance 4 ohms

Efficiency 93 dB

Continuous 45 watts

Peak 135 watts

Cut-Out Diameter 4 11/16inch (11.91cm)

Grille Height 1inch (2.54cm)

Top Mount 2 5/16inch (5.87cm)

Bottom Mount 2 7/16inch (6.19cm)

Marine Certified

Brand NEW