JBL AC118S Subwoofer 100882524 Four framing shutter blades with

Four framing shutter blades with individual +/- 30° adjustment and entire system rotation of +/- 55° allow for high-precision cue repeats

Compound hinge system and field replaceable latches that allows the lid to swing out and completely around to lie flat against the main body of the case

yielding a 10Hz to 50kHz frequency response

A unique patented expanding mandrel system provides a tight and firm fit for the speaker

JBL AC118S Subwoofer 100882524 Four framing shutter blades withJBL AC118S 18 Inch Subwoofer AC118S is a high power subwoofer system comprised of one 459 mm (18 in) low frequency driver in a vented, front loaded configuration for extended bandwidth. The rectangular cabinet is fitted with M10 threaded suspension points for ultimate flexibility. As a part of JBLs AE Application Engineered Series, a versatile family of loudspeakers for a wide variety of fixed installation applications, AC118S provides a natural low