I have so many feet problems, from doing hair for 20 years. It feels like a premium device for under $30! The recessed anchors were crooked and needed to be adjusted, the hanging guide listed the hanging distance incorrectly (however this didn’t effect me as I always use scotch tape between 2 anchor points so I can mark them with a sharpie, stick it on the wall, and drill straight through the tape. Es mi segundo par, el primero lo perdí y por el precio no me dolió reponerlos And sadly, there is no return option. Ive moved on. Then when I did, I saw that one of the gems had already fallen out. Turn the transmitter on, take the earphones out of the case, and if nothing else is around, theyll pair with each other. I was very excited to get this product. Depending on the style of shoe he bounces betweeen those 2 sizes.