Use Alexa as Extended Door Bell?

[JDRoberts]

The Nexia doorbell sensor is very popular and easy to use. It’s a Z wave device that will send a message to the hub when the existing Doorbell goes off, so then you can do whatever you want based on that.

https://www.amazon.com/Nexia-Z-Wave-Doorbell-Sensor-DB100Z/dp/B017VVO9QQ

[RELEASE] Nexia Doorbell Sensor (DB100Z) Device Handler

This is an initial Nexia Doorbell Sensor Device Handler release. I’ve added code to handle an occasional missed message condition reported with the earlier beta version. I’m sure there will be some oddities when used with different doorbell types, so please let me know of any issues. Any and all suggestions and updates welcome. Nexia Doorbell Sensor (DB100Z) Device Handler So far, I’ve been pleased with the device. It may be the simplest means yet to receive doorbell notifications on the SmartThings Hub. For anyone interested, I also put together a full review with several images of the device here.

To see some other options, use the quick browse lists in the community – created wiki, look in the project report section, and there’s a list there for doorbell projects:

http://thingsthataresmart.wiki/index.php?title=How_to_Quick_Browse_the_Community-Created_SmartApps_Forum_Section#Quick_Browse_Links_for_Project_Reports.2FQuestions

But the Nexia is a solid simple solution, so these days most people go with that.