4GHz connection is stable and allows free movement around the main floor of our house, where his desk is, and further. Normally I get Capezio brand but was looking to get ones quickly for recital these just wont work and are being sent back. It was perfect, everything was nice and smooth. The arm holds the weight of the yeti though which is the only thing that came out how I was expecting. Easy to use, easy to install, very sturdy, less noise during journey. ”, now I’m buying the next size up for the fast growing feet 😊. I wear then everyday The fabric is nice and stretchy, easy to get the head band on. THEY ARE NOT FLASHY BUT VERY NICE LOOKING. That worsened and by month 3 several chunks of insole have just fallen out of the shoe (see the pictures attached).