A:AnswerWill be with any phone that uses bluetooth. To make it easier make sure you can download the Bose Music app from the play store. They set themselves up at that point.
A:AnswerAbsolutely, I use them over my aircraft headsets while I’m flying or my ear muffs while I’m skiing. They fit easily under most headsets and ear muffs
A:AnswerFrom the testing I did with the earbuds, I was not able to get that functionality to work. That was actually one of the reasons I purchased these earbuds, It does not appear to me that the ambient sound can be amplified.