I want to set when 6:00 am it plays 1.mp3 (if 2.mp3 is playing then close 2.mp3).
When 18:00 it plays 2.mp3 to replace 1.mp3 (replace means close 1.mp3 and play 2.mp3).
Everyday was the above sequence.
How to do it?
Alarm Clock (
I imagine your commands executed at each alarm would look something like this: