Doorbell Wireless BUZZZZ out of blue


I’ve bought recently a Eufy Doorbell Wireless 2K and I installed with battery.
Soon after I heard from my wife that out of blue when she was outside it start to BUZZZZ without doing anything special. The same think happend yesterday when we have arrived home and before we reach to the door it does it again.

Can you help me with that ?

My best regards,


You should try to get an answer here .