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# 2.4 USB Audio 2.0 Device Library

## Topics

Name | Description
Introduction | This section provides information on library design, configuration, usage and the library interface for the USB Audio 2.0 Device Library.
Using the Library | This topic describes the basic architecture of the Audio 2.0 Function Driver and provides information and examples on its use.
How the Library Works | This section explains the working of the Audio 2.0 Function Driver Library.
Configuring the Library | The application designer must specify the following configuration parameters while using the USB Audio 2.0 Device Driver. The configuration macros that implement these parameters must be located in the `system_config.h` file in the application project and a compiler include path (to point to the folder that contains this file) should be specified.
Library Interface | This section describes the Application Programming Interface (API) functions of the USB Device Audio LibraryRefer to each section for a detailed description.
Files | This section lists the source and header files used by the library.