a 5-inch square Tractrix Horn. The woofers on the RF-10 feature Klipsch's distinctive, copper-colored Cerametallic cones. Made with an anodized aluminum, these cones are strong and dent resistant. This combination delivers pleasing low, faithful midrange, and definitive high frequencies that are accurate reproductions of the original recordings. So whether you're listening to Brahms, Metallica, or watching Star Wars, you'll feel as if you were at the theater. With the introduction of this small, yet powerful, floorstanding loudspeaker, you can enjoy the Klipsch Ultimate Sound Experience in the comfort of your home. Whether you're into stereo or home-theater sound, the RF10 is an affordable opp...  (less)