Maybe it?s a crap shoot, or maybe some folks aren?t installing it properly, I don?t know. Overall the system works well, we use our helmet intercoms on track days and when we were swapping helmets between family members, getting in and out of the car the system works extremely well, certainly the best helmet intercom weve ever had and by a long way. I am sure some little girl will Love them. Great shoes - long sought after since I have worn out my last pair bought years ago and worn constantly. They work just as well Just do not have the counter space to put it. All I need to do was set up the footpad and fix a few bolts with a wrench. I primarily use the Railbalaza MiniPort on kayaks and a micro skiff (Gheenoe Classic) to secure items like my paddle, stake out pole and push pole. Beaucoup de problem au niveau de Bluetooth I try to be as careful with my shoes as possible; I avoid wearing them on anything other than dance floor and spot clean them if I get the tops dirty.