FDCﾙ Feedback Detection Circuit Dual Channel 31-Band Graphic Equalizer Output Level VU Metering on Each Channel Constant-Q Filtering Individual High and Low Pass Filters on Each Channel Center-Detented Frequency Band Sliders Independent Level and Bypass Controls on Each Channel Relay Bypass - If Power is Lost, Signal Will Still Pass Variable Input Controls Signal Clip Level Indicators Ground Lift Switch Internal Power Supply Selectable Line Voltage