4 channel mic/line 3 band EQ gain Control,high,mid,low Digital Effect Reverb 24bit 16dsp Peak LED, Mute, pad, h[f each Chanel Aux 1, usb, digital display mp3, recording Master Fader Volume effect, MP3 Handphone & Monitor with gain control +48V Phntom Power For Condenser Mic Packing Type : Alumunium Box + Colour Box Gross Weight : 3,65kg/pcs Packing Size : 39x35,5x10cm/pcs.