JBL Cinema 4281F Dual 18" 4 Ω Subwoofer - Fly able

The JBL 4281F is a professional high‑power passive cinema subwoofer designed for commercial theaters and immersive sound installations. It delivers deep, room‑shaking low‑frequency performance with high output and reliability. Its shallow profile makes it ideal for placement behind screens or in space‑constrained environments while still contributing rich bass reinforcement for Dolby Atmos, DTS:X, and other advanced cinema formats.

Key Features

• Dual 18″ high‑excursion woofers for powerful low‑end energy

• 1600 W continuous power handling (3200 W program) for sustained loud bass

• Very high maximum output (up to ~139 dB SPL)

• Wide frequency range: covers down to ~30 Hz with clean extension up to ~500 Hz

• Shallow depth (~15″) for behind‑screen placement

• 4‑pin connection with discrete or parallel wiring options for flexible amplifier configurations

• Integrated rigging points for wall or overhead mounting in immersive systems