Maximum simultaneous input/output channels supported by device.
Unique numeric device identifier.
Maximum input channels supported by device.
Is the device the default input device
Is the device the default output device
Character string device identifier.
Bit mask of supported data formats.
Maximum output channels supported by device.
Preferred sample rate, e.g. for WASAPI the system sample rate.
Supported sample rates (queried from list of standard rates).
The public device information structure for returning queried values.