yafengabc

I haven't tested its EQ accuracy for a while. The EQ set in the earlier firmware version WEB Control was not accurate. For example, if...

This depends on the fact that if the device being driven is an earplug or a highly sensitive headphone, it usually only needs 20% of the...

Don't trust my testing, because I don't have professional equipment and can only detect overly obvious problems. It doesn't mean that...

This is easy to understand. Because EQ can increase the gain of certain frequencies, if you set the sound to maximum and use EQ to...

There was a small incident where I upgraded the firmware of two JA11s (one Fiio original JA11 and one KT20H02 from another brand)...

The noise seems to have really disappeared, now 44.1kHz has almost the same experience as 48kHz and 96kHz, instead of the following picture

I think flashing FIIO firmware is meaningful. Feiao has been improving, hasn't it? Jcllay never improves firmware

After updating the 2.1 firmware, the sound has improved, so the sound is related to the firmware. I am very satisfied with the 2.1 firmware

Yes, the firmware version 2.1 has fixed the issue of popping sound, and I feel that it can be used completely with me now