random sound at random times

[leodgr81]

Is anyone else having issues with random chime / sound at random times. A couple of times a week my mini with light up and make one or two sounds lasting no more than 2- 3 seconds.

 

[karelj]

I've had my mini for about 3 weeks now and this happens to me at least once a day.
I have no idea why it happens. I do know that it occurs in the absence of the trigger phrase or anything resembling the trigger phrase.