And worst of all they did NOT dry out, even after a week of being left out with a fan pointed at them. Did not come with ANY brackets only the shelf , useless without them. It?s already torn in the middle. she overnighted the replacement set to me. I tried it with my cell phone too and it was very clear. Wears them all day and evening and doesn?t fuss at all. It works well and locks tightly, but if you are hold a heavy bike you have to be able to do so with one arm for 10-20sec while you tighten it. This device has an ethernet port that allowed me to connect to my camera. Best decision I have made. I needed to try a center mount kickstand after one of the bolts on my side mount got sheared off.