Analogue mixing desk series behringer xenyx interface usb number of channels 24 number of mono channels 10 number of stereo channels 4 subgroups 4 aux sends 4 aux returns 4 x stereo channel inserts 8 microphone inputs 10 line in 14 direct outs 8 filter high pass filter effects dsp multi effect equalization 3 band eq with semi parametric mid range features audio interface build in phantom power level meter peak led