The settings in the app are very intuitive and work as advertised to fine tune the whole experience coupled with the functions you can set on the earphones themselves, you can fine tune the recording to whatever you wish; adding or subtracting different settings to create a one of a kind recording. Dann nimmt man ihn ins Bad, bisschen lauter, und das wars schon wieder! I definitely love that the 3 and the 4 are compatible. Yes they are a bit heavier than my $3 Old Navy group flops but theyre also a LOT more comfortable. Great battery life as well. They fit great just what I expect from Crocs They fit well and still have some room for her to grow. 5 plus bike to my collection and needed a way to store it with my road bikes. I could not put it down. For the FIT, well they are quite comfortable when worn and the ear cushions sit plush against my head, but they allow too much wiggle room and play, even when stretching the draw cord which they claim gives stability when I am ready to get into a Beast Mode high movement workout.