Optimal Audio Cuboid Passive Loudspeakers User Guide

Learn how to set up and use the Cuboid Passive Loudspeakers with this user manual. The full-range, 2-way loudspeakers, including the Cuboid 3TX and Cuboid 12, are part of the Optimal Audio range and can be wall/ceiling mounted. Discover how to connect the speakers to an amplifier and adjust the horn rotation for optimal sound coverage.

Optimal Audio Up 3 Ceiling Loudspeakers User Guide

Learn how to install and use Optimal Audio's Up 3 Ceiling Loudspeakers with this comprehensive user manual. Discover the features and benefits of the six different models available, including impedance, power, and frequency response. Follow step-by-step instructions for proper installation and safety precautions. Perfect for professionals and DIYers alike.