The Reference Premiere RP-280FA ;floorstanding speaker is ;built upon the same technology and power as our RP-280F floorstanding speaker, but with an ;elevation channel integrated into the top of the speaker to reflect sound off the ceiling to deliver the overhead Dolby Atmos experience. Features: Built-in Elevation Channel for ;Dolby Atmos 1"Linear Travel Suspension Titanium Tweeter Dual 8"Spun Copper Cerametallic Cone Woofers 90x90 Hybrid Tractrix Horn All New Tractrix Port Walnut Wood Veneer or Black Wood Veneer Strong, Flexible Removable Grille Dimensions: ;43 x ;10.5 x ;19 TAKE YOUR MOVIES AND MUSIC TO NEW HEIGHTSOur proprietary speaker technologies are ideal for delivering the most immersive, impactful 360 Dolby Atmos listening experience. Controlled directivity and high-performance have been an integral part of Klipsch acoustic design principals for the better part of a century. 90x90 HYBRID TRACTRIX HORN Redesigned Tractrix Horn utilizes a circular horn throat paired to a square horn mouth to further improve high-frequency response and extension, while enhancing imaging and dynamics. The compressed molded rubber construction adds high frequency damping to minimize distortion and improve detail. This creates the cleanest, most natural sound possible. LINEAR TRAVEL SUSPENSION (LTS) TITANIUM TWEETER A Linear Travel Suspension maximizes dynamics for enhanced, detailed performance. LTS Tweeters have been a hallmark of previous Reference lines, as well as our flagship Klipsch Palladium series, making it a core component of some of the best speakers in the world. SPUN COPPER CERAMETALLIC WOOFERS Cerametallic woofers represent the pinnacle of Klipsch driver design, maintaining exceptional rigidity, and lightweight construction, for minimal cone breakup and distortion. When paired with the Tractrix Horn-loaded LTS tweeter, it provides speaker efficiency highest in its class. TRACTRIX PORT Utilizing Tractrix geometry, the Reference Premiere ports allows for the most efficient, fastest air transfer from the cabinet for the cleanest, most powerful low frequency response on the market MDF CABINET WITH PREMIUM FINISH Contemporary aesthetic with absolute durability that results in a seamless integration into any dcor, with real wood or polymer veneer finishes available. STRONG, FLEXIBLE, REMOVABLE GRILLE Front grill attaches magnetically for an elegant transition from powerful showstopper to discrete performance piece.