There was a complete topic on the subject
https://forum.bambulab.com/t/midi-sound-files-for-starting-and-finishing-a-printjob-like-the-a1/
BL even released a tool to make your own music
There was a complete topic on the subject
https://forum.bambulab.com/t/midi-sound-files-for-starting-and-finishing-a-printjob-like-the-a1/
BL even released a tool to make your own music