Compact mixer to mix 3 microphones to 1 line ouput, with individual level control 3 microphone input channels with separate level controls, switchable phantom power and low cut 1 master output with line level, clip LED 1 headphones output (6.3 mm jack) On/off switch and power LED Inputs and output via balanced XLR connectors Operation via supplied power unit Power supply: 12 V DC, 150 mA