The currently selected output data source.
- iOS 6.0+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
The value of this property is
nil if switching between multiple output sources is not currently possible. Switching output sources is supported only on certain USB accessories.
Working with Audio Routes
An object describing the current audio input and output route.
A Boolean value indicating whether an audio input path is available.
An array of available data sources for the audio session’s current input port.
An array of available output data sources for the current audio route.