The Tractrix® horn geometry helps to improve high-frequency response and extension while enhancing imaging and dynamics. It also focuses the high frequency sounds towards the listening area for the cleanest most natural sound possible. The same tweeter used in the Reference Premiere box line a Linear Travel Suspension maximizes dynamics for enhanced detailed performance. LTS Tweeters have been a hallmark of previous Reference lines making it a core component of some of the best speakers in the world. 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. Front grill attaches magnetically for an elegant transition from powerful showstopper to discrete performance piece. Dual four-way keyholes allows for easy tight-to-the-wall mounting either vertically or horizontally while the included glass base provides a luxurious modern table-top or bookshelf option.