Just want to say a few words about myself. I have been a reviewer since 2019. It's my first English version of the text, so just don't blame me to much. I have more than hundred texts on era-in-ear's blog but thank to one kind man I decided to try sharing it with non-Ukrainian speaking public. If it finds some interest, I will publish some other texts, not only about actual models or only top-segment. INTRODUCTION Fir Audio Xenon 6 are the headphones that can surprise. Once I had a whole honeymoon with Fir Audio products in a past life, before the...