Ultra-compact 9.5"" graphic equalizer for studio and stage applications Revolutionary FBQ Feedback Detection system instantly reveals critical frequencies and can also be used as Audio Analyzer Additional Low-cut filter removes unwanted frequencies, e. g. floor rumble Accurate 6-segment LED input/output meters and Level control for precise level indication High-quality illuminated faders, potentiometers and illuminated switches for long-term reliability Ultra-low noise audio operational amplifiers offer outstanding sound performance All Mini Series models can be stacked on top of each other to create an ultra-compact signal processor solution High-quality components and exceptionally rugged construction ensure long life.