Multi-purpose PA mixer in a handy 19” Rack format. 10 inputs on 7 channels (4 mic/line, 2 mic/stereo line, 1 player/stereo in/usb). The USB connector is Bidirectional (for mono recording or stereo playback via PC/Mac). Internal WMA, WAV, FLAC, APE and MP3 media player for USB memory sticks. The media player can also be used as a mono mp3 recorder (128kbps). Integrated Bluetooth receiver. Internal 32bit DSP-effect unit with 16 effects + separate parameter control Input control on all the channels: Gain (not on input 9-10/media player) Pan Low Cut switch (not on input 9-10/media player) Treble, mid, bass (Treble, bass on input 9-10/media player) Aux send (Post Fader) Effect send Channel level PFL button (not on input 9-10/media player) General 48V Phantom Power switch. 1 Master + 1 Group output with individual level control. Aux Send output + Return input with individual level control. Headphones + control room outputs with level control.