While the Klipsch SPL-150 15" 800W Subwoofer is designed to shake the floors of your entire neighborhood, it does so with precision and style. Featuring a 15" Spun Copper Cerametallic Woofer, this subwoofer stands as the largest and most powerful in the SPL Series, delivering explosive, deep bass that fills even the most spacious rooms. Since 1946, Klipsch has been renowned for its ability to deliver powerful sound, and the SPL-150 continues this legacy as the king of bass performance.For those seeking an even more immersive audio experience, this 2-pack of SPL-150 subwoofers increases your output capability by nearly 6 dB, ensuring even coverage and allowing everyone to feel the deep, resonant vibrations. The high-efficiency Class D amplifier, with its analog preamp design, maintains the original signal path for cleaner, true-to-source sound reproduction. This ensures maximum efficiency, output, and low-frequency power, providing detailed and powerful bass.The Spun Copper Cerametallic Woofers are exceptionally light yet extremely rigid, offering remarkable low-frequency response with minimal cone breakup and distortion. This results in higher, cleaner output using less amplifier power. The woofers are constructed with a dual-layer, copper-wound voice coil for exceptional conductivity and housed in a non-resonating, stamped-steel basket. This design is secured to a large magnet motor for exceptional efficiency and low distortion, perfectly matched to Klipsch's