Klipsch Professional Cinema Loudspeaker System - Manual (Page 7)

KPT-884
Capable of delivering an earth-shaking low frequency of 18Hz,
the KPT-884 is a high-output, bass-reflex cinema subwoofer that features an
advanced low-frequency four-inch voice coil driver design. Less than 23 inches in
depth, this system utilizes a single 18-inch driver that gains its high efficiency
through the use of large, geometrically optimized structures and lightweight cones.
KPT-684
THX-Approved, the KPT-684 is a high quality subwoofer system that features an
advanced low–frequency driver design inside a bass–reflex enclosure for smooth
response to the lowest audible frequencies. The system utilizes two 18-inch drivers
that gain their amazing 105dB sensitivity through the use of large, geometrically
optimized magnet structures and lightweight cones.
KPT-418
Less than 11 inches in depth, the KPT-418 cinema subwoofer is even more compact
than the KPT-884. This high-output, bass-reflex subwoofer system delivers true
low-frequency performance along with high power handling capability and high
efficiency. It can be used as the main subwoofer system in a small auditorium or as
the subwoofer for surrounds in small-to medium-sized auditoriums.
Subwoofers