I would like to publicly thank the FiiO support team if it complies with forum rules. On 21.10.2023., I posted my issue in this thread, and they quickly contacted me, suggesting a solution. I sent the IEM by mail, and they were promptly repaired and returned. While I can't explicitly claim it...

Thank you very much for your support, I have just sent you an email.

Thanks for the quick response. Does it make sense to buy the FiiO JD7 as a replacement? I only found them at a price of $100.

Hello everyone on the forum. A few years ago, I bought the Fiio Fh5 headphones, and they've been working great until now. The left earpiece suddenly lost sound, and I initially thought it might be the cable. Without further testing, I bought a new cable, but the left earpiece still didn't work...