Essence. If the budget does not allow, take Xiaomi air dots, which are almost 2 times cheaper, but the sound is a little worse and they don’t sit in the ear so nicely, or TFN costs 600r more, the sound is the same, but for me it’s much better. And if the budget allows, I advise you to take a closer look at the marshals, dormouse or akg. Disappointed terribly used senheisers for 10 years, wired, really liked it, but after this "product" I decided to reconsider my attitude towards this office.See full review