"In simple terms, an audible alert refers to a sound or noise that alerts or notifies us about something important or urgent happening." Full definition
In addition, the system will provide audible alerts when other cars or moving objects are around. (autofocus.ca)
The system also makes frequent checks to ensure that the driver's hands remain on the wheel and provides visual and audible alerts if hands - on is not detected. (tesla.com)
For example, message apps could only send you notifications for messages from people in your contacts lists, or you could opt to only get audible alerts for certain system processes. (pcworld.com)