You can message your contacts using your voice with an Echo device or through the Alexa app.

How to designate an emergency contact Open the Alexa app on your iPhone or Android phone, tap the Communicate tab, then tap the Contacts button in the top-right corner of the screen.

Once you're logged in, you can follow the app's on-screen instructions to give various permissions to Alexa, like connecting to your contacts and using your iPhone's Bluetooth connection.

But can Alexa actually call 911? Here’s what you need to know about that, as well as how to set up and use the Alexa Emergency Contact feature.

It's easy to add the Alexa widget to your iOS home screen to make Amazon's voice assistant just a short tap away.