Its meant to be rubbish because you take out half the passive foam to fit the units in. So although it makes them better than the passive headset if the battery goes they are worse than useless. And they arn't as good as the factory made jobs.
This is pretty common with after factory options.
Once you start using ANR you never go back I find it makes a huge difference to my day at work. The radio volumes are halfed and I feel alot less tired.
So much so when my DC's went in for a service after 3000hours faithfull service after I abused them and needed a new mic. I phoned up after a day and purchased a second set.
And Guppy got involved because you were coming across as a stroppy git and having a go at the poster for not just posting the link for absolutely no reason because they had already offer to supply the link by PM.
So dry your eyes
