So I have this cheap headphone p9 i bought online so cheap and I want to do an experiment if i can change the battery of this headphone to a higher one for long use. also what can be the parts or tools I might need for this experiment.
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Get a cheap-ass wired headphone it’ll be way better
You would have to find a battery that has a higher amount of amp hours and will still fit, it’s pretty unlikely, and a lot of those cheap ones are just glued together so not much chance of getting it apart without destroying it