My job supplied us with this, but I hate it ONLY because it doesn't stay on my ear at all. Everything else about it is good:

https://www.poly.com/us/en/products/headsets/voyager/voyager-5200-uc

I just had to get something else, so I bought this w/ my own money & it's good too & stays good on the ear. I'd buy it again:

https://www.amazon.com/dp/B0794SCYM8?psc=1&ref=ppx_yo2ov_dt_b_product_details