20Hz to 20kHz Nuage I/O audio interface unit. Designed with meticulous attention to details that make a real difference in the final sound, from parts selection to circuit layout, Nuage I/O audio interface units bring out the full sonic potential of the Nuendo DAW software. They include advanced DSP processing for stereo and surround monitoring, and use Dante network protocol for flexible system design and expansion. Three 16-channel models with different I/O configurations are available, usable individually or in combination for up to 128 channels.