Distributes the signal of 2 audio sources (microphones, instruments or line level units) to 1 mono output 1 mono mic/line input (6.3 mm jack) with separate level control 1 stereo line input (RCA) input with separate level control 2 mono master outputs (RCA and 6.3 mm jack) e.g. for PA amplifier, mixer and headphones Operation via supplied power unit Power supply: 12 V DC, 150 mA