1. Two Channels mic inputs, three channels auxiliary signal inputs, one channel auxiliary output.
2. 100V/70V constant voltage output, 4~16Ω constant resistance output( Unbalanced).
3. With default audio forced-switch, convenient to insert priority broadcast program.
4. Each signal has independent and master volume controller.
5. Treble and bass tone controller.
6. Auto Temp-control fan force to cool it down
7. Mic 1 input port is stop priority, input signal by this port will restrain other port input signal