Do they have active noise cancelling? Also, 6 hours listening is a bad joke, that‘s not even a standard workday. With battery aging that‘s soon not even half a workday anymore.
They charge super fast. You can get 1 hour of playback from 5 minutes of charging. You can also charge one at a time if you really need them continuously.
If you're playing games or something that takes heavy focus, you want to stay ahead of charging, not wait for something to die l.