Hi everybody!
I made this writte up in order to integrate my doorbell, or even when someone knocks my front door. It is a little trick using and Android Device (if you have a wall panel tablet near to your front door is perfect). You can use it to get notifications when you are listening music or working, check your security cam if you are not home, or even simulate presence.
It is nothing from the other world, but since it is getting popular in my blog, maybe you can find it interesting. Here you can see what i mean:
You can read full guide here:
Hope you like it!
If you find it usefull
You can help me to create more things like this if you:
Consider to buy me a coffee
Subscribe to my blog to get new ideas
Join our telegram community (we have an english room)
Follow me in Facebook, Twitter, Youtube or Instagram
Thanks!! 
Other cool stuff i made
Home Assistant companion for Zepp Devices
Airtag integration (user friendly)
Dynamic automations with NFC
Improved Shopping List + Bring! + Google Assistant
Personal Trainer
Google Echo Show