Professional 4-channel mixing console and monitor paths plus effects processor with two mono channels and one stereo tape channel.
AUX-bus main channel output,One AUX output and backtrack,2-band EQ for each input channel,Built-in professional reverb,2-bus electronic balanced display.
With input gain and high bass adjustment, built-in +48V phantom power, high-definition headset output port, MP3 broadcast,Sound card function for the computer.
XLR plug and phone type plug can be connected what you want to use microphone or instrument,The combination of A4 and condenser microphone is more excellent,A4 can be operated using USB bus power or a mobile battery（power Bank）,NOTE：USB Power Supply:Requires current must more than 1.5A,USB power supply voltage is greater than 5V.
Stereo input jack used to connect line-level instruments such as electronic keyboards and audio equipment. Two types of jacks are available: phone type and RCA pin type.
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