# Join ## URL Format !!! info "" join://shoutrrr:__`api-key`__@join/?devices=__`device1`__[,__`device2`__, ...][&icon=__`icon`__][&title=__`title`__] --8<-- "docs/services/join/config.md" ## Guide 1. Go to the [Join Webapp](https://joinjoaomgcd.appspot.com/) 2. Select your device 3. Click **Join API** 4. Your `deviceId` is shown in the top 5. Click **Show** next to `API Key` to see your key 6. Your Shoutrrr URL will then be: `join://shoutrrr:`__`api-key`__`@join/?devices=`__`deviceId`__ !!! note "" Multiple `deviceId`s can be combined with a `,` (repeat steps 2-4).