Processing .... 5 *
Ergonomics ....... 5 *
Endurance ........ 5 *
Benienbarkeit ... 5 *
Range ...... 5 *
Telephony ....... 1 * ..Man can not lead a single conversation without having complained of the interlocutors about the echo.
A really solid headset, but you can call it so, unfortunately nicht.Musste again return it to Amazon.
Too bad!