Seems to work pretty well. I used it on ferry and airplane. it did reduce noise and I could still hear people talking to me. Not a conservation of course. And I could listen to my Ipod which I could not do before>
Seems to work pretty well; I used it on ferry and airplane; it did reduce noise and I could still hear people talking to me; Not a conservation of course; And I could listen to my Ipod which I could not do before
Expensive