They also charge my devices in a fraction of the time. do not waste your time or money. The case is large, verging on not fitting in your pocket If you need the isolation and quality and you prefer an in-ear monitor to over the ear (live performance comes to mind; protects hearing while allowing you to hear the mix adequately) these are a good choice if you dont want to drop a grand or two on one-off hand built custom fit IEMs. He seems to enjoy it. To me the most important thing is the sound and that was the first thing I checked. My main purpose for purchasing these straps was for doing heavy land mine RDLs. Not good if you carry your weight in your stomach! I will say, they are not the most comfortable and are a bit stiff when you first wear them. It captured pretty good pictures in dark.