Now I could comfortably listen to them at around 50% and no headaches or ringing when I get to my destination, and it was very clear
I think anything that helps me concentrate is worth the money, but I wanted to learn about further options
These are true noise-cancelling earphones and a great choice at the price
So if you run out of battery, you can still enjoy your music
**************Post flight evaluation:I took these along with me on a 3 hour flight
As a test, I used my deafeningly loud microwave fan on high