OMNITRONIC GEQ-2150 is a two-channel analog graphic equalizer with 15 fixed frequency bands per channel in 2/3-octave spacing. Each channel provides separate level control, switchable ±6 dB or ±12 dB EQ gain, bypass switching, and frequency sliders with center click. Balanced and unbalanced line inputs and outputs are provided through XLR and 6.3 mm jack connectors. The unit operates from 230 V AC and mounts in a 19-inch rack using 1 U of space.