Convenient to be taken inside when you need sound (think a lot gopro is only made for outdoor and sport or not, remains a GoPro camera foremost, one can even get used for shorts). However I put 5 minutes before putting the GoPro on within the shell, it is indeed necessary to twist the GoPro ... go ... And Flippant fragile, I'm afraid it during breaks of my uses, knowing that I also use my gopro for sport obviously (so every time out, return, exit, re ....).