Also the hardware is decent ans fairly heavy duty. They dont look like grannys orthodics either! 5 Stars/on my iPhone I see no update button to press ? Its a step thru so I didnt think a frame mount would work. They finally send a UPS Pickup because I dont have a working printer to print a return label or QR code so that I could drop it at a UPS Store. Noise isolation is good and you get a decent amount of eartips to try. You could see 4 bars but still it may not work. Very stablePRICE - Bought them for half-price used (which presumably means someone opened the box and changed their mind - two flaps were broken. It is doing very nice so far. City streets, bike paths, gravel roads and even a landfill crossing.