It is a stereo 31-band equalizer used to adjust audio frequencies. Key features include:
Dual-channel, 31-band, 1/3 octave graphic equalizer.
Constant Q circuitry with 3% center frequency accuracy.
45mm center detent sliders with selectable boost/cut range.
Active balanced input and output connections.
Tunable high-pass filter circuit.
Clip level indicators and bypass switch for each channel.
Applications include live sound, recording studios, and fixed installations