This means Google search responds to an audio search request with an audible answer.
Voice search starts with a click on the microphone icon in the search bar.
giving the “Speak now” prompt
and then the “Listening…” prompt
it captures into text the voice request spoken…
The search result returned show all the usual feature giving and provides an audible voiceover of the summary text from Wikipedia (where possible).
It also often says “Here is some information about [request]”.
Often the request is not picked up or understood correctly and the following appears:
Interestingly, the voice accent and gender are different for different Google domains.
At the moment I find it a little flaky and error prone but I presume it will continue to improve as more people engage verbally with Google.
Have you started making use of this service?