With a 8” Cerametallic woofer and a 1” Titanium Dome Tweeter mated to a composite coated Hybrid Cross Section Tractrix® horn, the PRO-180RPW brings dynamic, powerful, detailed Reference Premiere sound to your distributed audio or home theater system. Features: 8" Cerametallic Woofer, 1" Titanium Dome Tweeter mated to a composite coated Hybrid Cross Section Tractrix® Horn, Exclusive, modular SecureFit™ Installation System,Paintable, magnetic grille included