Black Lion Audio B173 Preamp, single channel Mic-/DI-Preamp Neve-Style, dynamic range: 112dBu, noise floor 105 dBu, +48V phantom power, gain range Mic: +12dB to +80dB, gain range DI: -inf to +24dB, switchable phase, headroom: 27 dB, Inputs: 1 x XLR, 1 x 1/4" TRS (unbalanced), Output: 1/4" TRS (balanced), Dimensions: 9.5" 1U, Weight: 1.4 kg