The Ashly Protea NE 24.24M DSP 4-Input x 12-Output Audio Matrix Processor is ideal if you are designing or installing a system for corporate boardrooms, restaurants, courtrooms, houses of worship. Whether you seek left/center/right high output speaker systems in performance spaces, auditoriums or conference centers, the widely-popular Protea NE 24.24M Matrix Processor will more than satisfy your requirements for any zoned system. When your installation requires input/output matrixing with signal processing, it doesn't get much easier than programming your channels using Protea ne Software on your PC. The NE 24.24M uses modular expansion cards provide up to 24-channels of audio matrixing and processing. The base unit offers a 4-input/12-output configuration. Each input and output expansion card has an individual DSP processor allowing you to expand the total input or output 4 channels of DSP processing at a time. These cards are easily installed in the field without the need to reprogram the device. Matrixing allows you to route any input to any output and control individual levels once they have been assigned. Fixed path architecture and extensive processing power per channel will reduce the amount of time it takes to set up your system.