Your DacMagic Plus will come set to driverless USB Audio Class 1.0 by default, but it can be
configured to run in either USB Class Audio 1.0 or 2.0 mode. To change USB Class, press in the
‘Filter/ Phase’ button during power up. One of the digital input source LEDs will illuminate to indicate
current USB setting: Digital 1 represents USB Audio Class 1.0, likewise Digital 2 is USB Audio Class
2.0. USB Class is selected by turning the Volume knob, once set simply press the Volume knob and
DacMagic Plus will restart in your chosen mode.