How do I send audio to Rekordbox?

To send audio to the Blast Desktop Broadcasting App from Rekordbox

1. On the top menu of Rekordbox go to [Preferences] > [Audio] > [Audio]
2. Click the [Driver] button. The folder which includes audio driver installers will open.
3. Double click the one for Blast Radio to install it.

Following the install, when you go to [Settings] in your Desktop App you should see Rekordbox as an available Input option.