Feature: 1:This series product has 6-16 road microphone input channel 2:Entire machine brings own the high-level 16 numerical codes reverberation, 3:The double 7 sections of frequencies sound equalizer 4:The stereo sound earphone outputs, 5:Outside meets the effect connection 6:The +48v mirage power supply system 7:The 12v illumination plug. Technical Parameter: 1:6-16 line microphone, line, line insert 2:Input channel has a equalizer with 3 frequency bands.Optional intermediate frequency 3:Input channel there is a high -pass filter, it can eliminate the signal under 100Hz 4:Input channel has an inserting functin. 5:There is a switch of sub-sound eliminating in the channel. 6:2 ways of auxiliary input, 2 ways of auxiliary output, output with 2 modes of output, blancing output and non-balancing output. 7:Main output with 2 modes of output, balancing output and non-balancing output 8:16 built-in optionally digital effects 9:+48V phantom power is available in the unit. 10:With change-over switches of 115VAC and 230VAC 11:Double 7-band graphic equalizer. Introducin: MC22 Sound console MC2206 - MC2216 Input impedance of Mike:2KΩ Input level of Mike:-60dB Input impedance of circuitry:47KΩ Input level of circuitry:-20dB Nsert level of circuitry:-10dB Input impedance of effect response:47KΩ Input level of effect response:-10dB Output impedance of double track:600Ω Output level of double track:+4dB -10dB Output impedance of accessorial1.2:600Ω Output level of accessorial1.2:+4dB -10dB Output impedance of stereo earphone:32Ω Frequencyresponse:20Hz - 20KHz +0-1dB Total harmonic distortion:20Hz - 20KHz