For me, it muffles the sound, making it ...
For me, it muffles the sound, making it harder to hear people talking at concerts over not wearing any earplugs. The low frequencies come through much louder than the high frequencies. The noise reduction is too much for my preference. When I was at a very loud concert, the high frequencies did not come through whatsoever. I think the loudness somehow muted all high-pitched sound, such as the guitar solos.
Rating: 2 stars