If you get them, keep in mind that the bigger connector plug can be unscrewed to reveal the more common mini plug. Once on, they are only slightly uncomfortable. I tend to use the EQ function in the Spotify mobile app for tweaking the overall sound to my taste and that works well for me. However these bike racks have been great! The only negative Ive found is that if you really pump up the volume the sound does get distorted. Equestrians, perfect option for keeping your SMBs and bell boots organized! The one at the gym is gross, yuck. The switch wires can be put on either way. Should he ever lose it I know where to go now! Went to mexico and went on an excursion with them.