The CBR Series is a new lineup of passive loudspeakers developed by adopting the extensive knowledge of speaker designand acoustic technologies that Yamaha has accrued over a long and storied history of making speakers of every kind.Combining a meticulous materials selection process, thorough customization of the audio components, and a fresh, innovativeapproach to speaker design, our engineering team's primary focus was to deliver high-power, high-definition sound in a highlyportable and versatile design that is equally at home in front-of-house, floor monitoring, or rigged configurations.- Custom Designed Transducers and Wide-Dispersion Constant Directivity Horn for Powerful High-Definition Sound- HF Protection Function and Highly Responsive LF Unit for Reliable Performance at Any Output Level- Rugged, Highly Portable Enclosure Design- Simple Connectivity- Versatility for a Variety of Applications