Evidently, this DAC is not very good. A review here: http://www.superbestaudiofriends.org/index.php?threads/life-after-yggdrasil-watering-the-ash.4036/pa...
And measurements here: http://www.superbestaudiofriends.org/index.php?threads/audio-gd-singularity-19-dac-measurements.4135...
and here: http://www.superbestaudiofriends.org/index.php?threads/audio-gd-singularity-19-dac-measurements.4135...
And measurements here: http://www.superbestaudiofriends.org/index.php?threads/audio-gd-singularity-19-dac-measurements.4135...
and here: http://www.superbestaudiofriends.org/index.php?threads/audio-gd-singularity-19-dac-measurements.4135...