1.DJ400 is designed specifically for the professional DJ occasions Audio Mixer console.
2.2 stereo channels.
3.4 line, 2 phono and 1 MIC input.
4.Input select.
5.Replaceable crossfader.
6.Master and REC output

MIC Input: 5mV(2Kohm)/ balanced
Phono Input: 3mV(47Kohm)
Line Input: 150mV(47Kohm)
High: +12dB/-12dB
Bsss: +12dB/-12dB
Min Output: 0dB 1V/600ohm
Rec output: 0dB 1V/600ohm
Frequency Response: 20Hz~20KHz +/-2dB
Distortion: 0.02%
S/N Ratio  : Better than 80dB
Headphone impedance: 160ohm