Have been quite happy with this one I have had for 1.5 years, both at work and leisure. Good sound and good mic.
However, it has now had the chance to sometimes not start until after a number of attempts, so it has soon done its part.
Fits on both ears and sits well, even with glasses, had been desirable with a safety line for my part, has lost it several times at work, but had the luck to find it again.
One drawback is that it requires a special magnetic charging adapter that you have to keep track of. However, a charge lasts very long.
Unable to update the software used on the computer to update the headset. Receives unknown error.