16 x 16 matrix mixer with an extensive array of audio management tools. 8 analogue mic/line inputs on XLR with 20V phantom power, 8 analogue line outputs on XLR, 2 line inputs and outputs on TRS jack, Digital audio expansion ports (8 channels in, 8 channels out). Allen & Heath preamps, 24bit converters and fixed DSP architecture and also MIDI In/Out/Thru connections.