What's ultra-wideband (UWB)? It's a radio which utilizes a very low energy level
for short range, high bandwidth communications. This would allow you to pinpoint
exact location of other phones, key fobs or
I got my hands on the QCY QS2 wireless earbuds a couple months back and noticed
the audio to be rather quiet out of the box. This was the case even at higher
I was playing around with the Mi Fit app and noticed an option to "Unlock device
using band". Not needing an unlock pattern or PIN while you have a particular
Bluetooth device nearby
