A:AnswerAbsolutely, if you use the correct setting you can listen at your own sound level through the headphones and someone else can listen to the tv.
A:AnswerI've used them on airplanes and they work for noise cancelling and connecting (via cable) to inflight entertainment. Unfortunately, the bluetooth connection constantly drops and it's more frustrating than it's worth.
A:AnswerThe app is very easy to use and has nice features to adjust sound and noise canceling to your specific needs.
They use very little trailers to launch them through the little hole.
A:Answer"Open box" means a product has had its original packaging opened, often due to customer returns, display use, or damaged boxes, but the item itself is usually barely used or like-new
A:AnswerI also wear behind the ear hearing aids, I have not noticed any distortion when I have used with my hearing aids. Because they fit comfortably over your ears and they foam is soft, it really does not interfere with my hearing aids.