Not very helpful, is it?Windows 10 pc perhaps
Only thing I could think of so shoot meThere are lots of MP3 modules available which play any MP3 recording. Most of these modules allow a limited amount of control via pushbuttons or control inputs. Functions include for example play, stop, next, previous.
You can use a remote control unit with relay or photocoupler outputs to control the MP3 module's control inputs.
Here's an example of such an MP3 module.
Here's an example of such a remote control with relay outputs.
Not very helpful, is it?
I won'tso shoot me