Bogen CORE12X4 Universal Audio Processor (4 Input/12-Output)Designed for small to medium installations, The CORE is a highly versatile drag and drop DSP processor. Hardware system configuration is highly flexible in blocks of 2 for 4 in 12 out, 6 in 10 out, etc. configurations. Expandability is also ensured by stacking multiple processors for a very high number of inputs and outputs. Front panel knobs can be programmed to map to any functions within the DSP library and can be scaled to match the requirements