Analogue mixing desk series allen heath zed interface usb number of channels 14 number of mono channels 8 number of stereo channels 2 aux sends 1 aux returns 4 channel inserts 6 microphone inputs 8 line in 16 filter high pass filter effects dsp multi effect equalization 3 band eq features tap tempo audio interface build in phantom power functions mute switch main out anschluss 1 x master lr xlr