24 channel frame size GB30 mic preamps Precision equalization circuitry True 7-bus architecture 2 stereo inputs 2 stereo returns Channel direct outputs 6 aux sends, 4 of which are pre/post switchable Integal universal voltage, switched-mode PSU for light weight Talkback facility 100mm faders +48 phantom power 18dB/octave high pass filter Group and mix inserts 12-segment LED metering