Focusrite ISA Two, 2-Channel mic preamp, Lundahl LL1538 mic input transformer, Up to 80 dB gain, Variable input impedance, High-pass filter with variable cut-off, 2x XLR mic inputs, 2x Line inputs, 6.3 mm jack, 2x Instrument inputs, 6.3 mm jack, Insert per channel, Line out XLR, LED meter per channel, Switchable phantom power: 48V, Internal power supply, 19"", 1 U