The present disclosure relates to techniques for sharing audio data. In some examples, while displaying a first user interface including controls for an audio media application, receiving a request to display a user interface for selecting one or more devices. In response to receiving the request to display the user interface, displaying a second user interface. If a source electronic device is connected to a first external device and a second external device, displaying a first affordance indicating that audio data from the audio media application is configured to be provided concurrently to the first external device and the second external device. If the source electronic device is connected to the first external device, displaying a second affordance indicating that audio data from the audio media application is configured to be provided solely to the first external device.