Cuboid

The Optimal Audio Cuboid Series is a versatile range of full-range, two-way passive loudspeakers, engineered to deliver rich, detailed sound with precision and impact across a wide variety of commercial environments. Designed for short to medium throw applications, the Cuboid range is ideal for venues such as bars, restaurants, retail spaces, leisure facilities, and hospitality settings where both performance and aesthetics are essential.

Combining clarity with punch, each loudspeaker in the Cuboid Series is carefully tuned to provide strong low-end presence, balanced mid-range, and clear high-frequency projection—ensuring both music and speech are delivered with exceptional intelligibility. Whether used for background audio or more energetic soundscapes, the Cuboid range offers consistent, high-quality performance throughout your space.

The series includes a wide selection of models, ranging from compact 3-inch and 5-inch options for discreet installations, through to larger 12-inch and 15-inch enclosures for higher output applications. This scalability allows system designers to select the ideal speaker size for each zone, ensuring optimal coverage and performance across venues of all sizes.

As part of the wider Optimal Audio ecosystem, the Cuboid Series integrates effortlessly with Zone controllers, the intuitive WebApp, and optional ZonePad wall controllers. This enables simple system configuration, easy day-to-day control, and a streamlined user experience, making it an ideal solution for both installers and end users.