Didn't understand what it was. Took it back to the store.
There was an idea to try them again (another copy), but probably still not.
1 star because they don't do their job.
With its pros:
They fit perfectly on the head.
Ears don't get tired.
Not heavy, but, in truth, not fluff.
Design is ok.
Has some cons:
Very quiet ears, when I abandoned the Arctics and put on the old ones, I almost went deaf. The sound is nothing special.
In my copy, the microphone was extremely quiet. Gain barely saved theSee full review