There are no drivers to install for the USBPre 2 and there are no software-only features. All additional controls and settings are available on back panel DIP switches. The USB port also provides power to the unit, both when connected as an audio interface and when used in Stand-Alone operation. Sound Devices USBPre-2 Studio Economik Pro-Audio Recording Equipment Montreal, Canada Use the balanced line-level signals to connect to powered loudspeakers. Informative Metering Accurate signal level metering is essential for any[…]