The Audio Logic 660 Dual Compressor/Limiter + Gate is a professional audio processing unit designed for musicians and audio engineers. This rack-mounted device offers dual compressor/limiter functionality, allowing for dynamic control of audio levels. The gate feature further enhances the unit's capabilities by restricting unwanted noise and allowing for a cleaner signal to be processed. With its high-quality construction and versatile features, the Audio Logic 660 is a reliable choice for achieving optimal audio performance in various recording and live sound settings.