Description Built for the Lowest Notes That Matter If you want bass that shows up when most subs fall off, the Captivator 4000ULF is built for that job. With dual 18-inch drivers in a low-tuned bass-reflex cabinet, it delivers real weight down where sound turns physical. It hits hard, stays composed, and doesn’t blur when scenes get heavy. Power That Keeps Its Grip A 4000 W RMS DSP-controlled amplifier gives you the headroom to push without sag. The huge slot port keeps airflow clean so output stays strong instead of compressed. You get deep pressure with control, not boom. Heavy Build, Easy to Dial In The cabinet is thick Baltic birch with heavy bracing, so vibration stays out of the picture. Everything fires forward for flexible placement. With XLR and RCA inputs, auto turn-on, trigger support, and LF adjust, setup is straightforward and predictable. Key Features Dual 18-inch high-excursion drivers 4000 W RMS Class-D amplifier with DSP Bass-reflex design tuned for very deep output Strong in-room performance into single digits Large slot port to reduce turbulence Front-firing cabinet for flexible placement Balanced XLR and RCA connectivity Heavy Baltic birch cabinet construction
