Polk Audio’s db Series speakers feature High Efficiency Design, meaning less amplifier power needed for more audio output. Meaning better sound and more volume using less power. The bottom line is db Loudspeakers will definitely blow you and your friends away, whether they’re driven by aftermarket head units or factory installed electronics.

All db Series drivers, tweeters and Subwoofers use Polk audio’s Dynamic Balance technology, which they developed in conjunction with the Johns Hopkins University. The result is an undistorted music by eliminating cone resonance.

Polk Audio db651 – 6-1/2″ Coaxial speakers are best fit in most car door positions.