New Tech | Cleaner Bass Revamped spun-copper thermoformed crystalline polymer woofers make the latest Reference subwoofers exceptionally light while providing low frequency response, minimal cone breakup, and degradation-free distortion. All Digital Amplifier The built-in, all-digital amplifier delivers ample power with high efficiency and true-to-source accuracy in reproduction, ensuring maximum efficiency for best-in-class output, detail, and power. Front-Firing Driver The high-performance 12" driver provides deep bass and flexible room placement. Highly Durable & Versatile Cabinet Design A stylish aesthetic with unrivaled durability that results in a seamless integration into any décor, Reference Subwoofers feature:

Scratch-resistant

Reinforced 3/4" MDF construction

All-new bracing design for reduced vibration

Front-mounted LED power indicator

Low-profile grille for acoustic transparency

Low Pass Crossover & Phase Control Ensures the subwoofer's low-frequency tones blend with other Klipsch speakers and establish your ideal level of bass. Line / LFE Inputs Reference subwoofers are compatible with your home theater receiver, no matter the make and model. Reference Redefined Check out all of the speakers in the newest generation of the legendary Klipsch Reference series and prepare to have your world rocked.