(1)16 channel professional mixer console with unaided power supply.
(2) With 16 kinds of delay effect, professional echo
(3)Balance and unbalance output jack, It is easy for the professional user
  to connect to the power amplifier.
(4)With Dual frequency screen and phantom power
(5)There are unaided adjustment for treble, mediant,bass,effect,aux and
  earphone monitor in every channel.

Specifications:
   Microphone E.T.N:                 -128dBu
   T.H.D:                                   <0.007% 1kHz
   Frequency response:              +/-0.5dB20Hz-20kHz
   Microphone impedance：         2.4K OHM
   MONO impedance：                 +22dBu
   Stereo impedance:                  -85dB~10dB
   Power requirements:                220V, 50Hz
   Packaging size (L x W x H ):     55.5×55.5×17 CM
   Net weight:                                8.8kg