I didnt have any issues on range with either and I liked that the QC 35 would pick up outside sound so you can hear your own voice (which you would otherwise not with ANC always on). Even for $20 They should be better! I?d like to see the option for automatic logging of all key/button presses to track total usage of the mouse, maybe even include tracking of how far the mouse has traveled on its mouse feet so you can gauge how close you are to hitting the 250 km lifespan of its feet. Unfortunately, I had to send them back because the left shoe fit beautifully. The straps came out of the base. I run since more than a decade with ``thin flat shoes". ? Tienen sensores que paran la música cuando te los quitas en ambos drivers y funciona de escándalo. ""I did it again""" went out and wasted money on some off brand Ill fitting crappy made sandal, all the while remembering that my last pair of Keens lasted over 4 years and these are my get home take off the shoes, and get into my sandals, going out for dinner O. Well, as someone who has ordered shoes of the same size (size 12 USA) from Amazon and wears mostly New Balance, Vans and Dr. I do but not everyone does.