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Turbosound M18B — an 18-inch active subwoofer rated at 2,400W with a maximum SPL of 134dB, built for high-output bass reinforcement in large live sound applications. The M18B is a self-powered 18-inch subwoofer from Turbosound designed for high-demand touring and large venue deployment. The single 18-inch high-excursion woofer is driven by a built-in amplifier rated at 2,400W continuous, producing a maximum SPL of 134dB — sufficient for large outdoor stages, arenas, and nightclub main floors. Built-in DSP provides crossover, EQ, delay, and protection functions accessible from the rear panel. The compact enclosure dimensions relative to its output power make it a practical choice where efficiency per cubic metre matters. Pairs with Turbosound full-range tops for a complete active PA system. Key features 18" high-excursion driver 2,400W built-in amplification 134dB maximum SPL Built-in DSP: crossover, EQ, delay, protection Self-powered — no external amplifier required Compact for its output class Specifications Model: M-18B Driver: 18" high-excursion woofer Amplifier power: 2,400W Maximum SPL: 134dB DSP: Built-in (crossover, EQ, delay, limiter) Configuration: Active (self-powered) Brand: Turbosound Need help choosing? Contact us at +27 32 586 3694 or support@audicoonline.co.za.