Polk Audio db691, 6″x9″ speakers, are legendary in their crisp-clear music and tight bass. With db691′s you can’t miss a descent bass note, that every composer uses to create the background effects.

db691 is an upgrade over Polk Audio db690 with more frequency response range.

Again, like all its siblings in db Series speakers, db691 features 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.

Polk Audio db691 can be fitted in most cars in factory locations with small alterations in the rear tray, or by using a quality MDF plank.