Sub

The Optimal Audio Sub Series is a powerful range of passive subwoofers, engineered to deliver deep, controlled low-frequency performance across a wide variety of commercial audio environments. Designed to complement full-range loudspeaker systems such as the Cuboid Series, the Sub range adds impact, warmth, and depth to music and speech, making it ideal for venues including bars, restaurants, retail spaces, leisure facilities, and hospitality settings.

Built to enhance overall system performance, each subwoofer in the Sub Series is carefully tuned to provide tight, responsive bass with excellent clarity and definition. Whether supporting background music or high-energy sound environments, the Sub range ensures a rich and immersive listening experience, delivering the low-end presence required to elevate any commercial audio installation.

The series includes multiple models designed to suit different applications and space requirements, from compact enclosures for discreet installations through to larger, high-output subwoofers for more demanding environments. This flexibility allows system designers to scale low-frequency performance to match the needs of each venue, ensuring balanced and consistent sound across all zones.

Engineered with installation versatility in mind, Sub Series enclosures feature robust construction and professional finishes, allowing seamless integration into a wide range of commercial settings. Their design supports flexible placement options, whether floor-mounted, wall-adjacent, or integrated into existing audio setups.

When paired with Optimal Audio SmartAmp amplifiers or Zone controllers, the Sub Series benefits from optimised presets and system tuning, ensuring efficient setup and reliable operation. Built-in processing and protection features help maintain consistent performance while safeguarding the system during higher output use.

As part of the wider Optimal Audio ecosystem, the Sub Series integrates effortlessly with Zone controllers, the intuitive WebApp, and optional ZonePad wall controllers. This enables straightforward system configuration, easy day-to-day control, and a cohesive audio solution that is simple to manage for both installers and end users.