The F 12XR features 6 mic preamp inputs, 4 mono line inputs, 4 stereo line inputs plus multi-FX and recording via USB port, with balanced main output (Stereo XLR + TRS) and 4 single control compressors. The mono channels are provided with 3-band EQ and stereo with 2-band. The mixer features 16 PRO DSP internal presets and 2 aux sends (1 pre,1pre/post fader). It also features a stereo output BUS and 60mm faders.