BEHRINGER MIC500. Preamp for microphones and tube line signals with USB output, D.I. box and Modeling technology. Technical features include 12Ax7 valve, Output Limiter, 16 Modeling preamp voicings selectable with knob, USB audio interface, D.I.box with an ultra transparent signal, phase inversion button, Phantom +48v power button, 20db pad button, Low cut button, balanced inputs and outputs (TRS 1/4"/XLR), Gain and Output level controls, headphone
output.