AMS Neve 1073 DPD, two legendary 1073 microphone preamps in a convenient 1U rackmount design, superior Neve-designed analogue-to-digital 24-bit converters, 192Khz operation with DSD conversion, selectable via front-panel controls, dedicated input Gain controls and output Trim controls on both channels,+48V Phantom Power and Phase Reverse switch, high quality Input Selector switch, Neve designed transformers for inimitable Neve sound, hand-crafted and hand-wired by Neve in Burnley, UK,