best way to make an mp3 player play remote wireless activation

i want to be able to make my non remote mp3 player work by some kind of remote activation !is there a simple way of doing this without buying an expensive upgrade?
many thanks for reading

Gjdj39 years ago
It sounds like you're going to need to add new hardware... which almost always adds up to "an expensive upgrade". But then again, I'm not the cleverest of people, and you are on instructables.com .... someone might be able to help you. My suggestion... Clearer Forum Topic.