13 inputs on 7 channels (3 mics, 5 line, 2 phonos or 2 USB, 1 AUX) 2 USB connections (USB1 is Bidirectional) for connection to PC/Mac. Internal WMA, WAV and MP3 mediaplayer for USB memory sticks and SD card (Max 16GB / 18 folders / 2000 audio files) 3 separate balanced microphone inputs with talkover function Treble, mid, bass controls on all channels Assignable crossfader 1 Master output and 1 Booth output with individual level control. Master with balanced XLR outputs LED VU-meters on input channels and Master Pre-fade listening with cue mix option