The Polk RTiA9 features Dynamic Balance polymer composite drivers for smooth wide range response with low distortion. Power Port Plus bass venting technology offers superior bass that you can really feel.
- Acoustic Resonance Control Technology results in more natural midrange reproduction.
- Speaker contains a 1″ silk soft dome tweeter, 2 x 5.25″ mid-bass drivers and 3 x 7″ woofers.
- An anti-diffraction grille minimizes diffraction for spacious 3 dimensional imaging.
- The RTiA9 is magnetically shielded and comes with dual bi-ampable gold plated 5 way binding posts.