[bob2299]

I've had this amp for about 2 or 3 years, but the battery dies after about (guessing) a couple of hours.
Is there a way to replace the battery in this amp?

 

[bob2299]

bump

 

[SteveHiFi]

Here's a decent looking walkthrough -
 
https://teksyndicate.com/forum/sound-cards-dacs-other-hardware/replacing-battery-fiio-e7/162300