Her’s a few videos of my uses.
Opening server room at work with my NExT that I cloned my LF HID work badge to:
Opening my my car door using the xAC v2 (I hid the antenna in the mirror):
Opening my Garage door at my old house using the xAC v1:
Unlocking my computer and controlling my smart home:
And of course, the first thing I ever did with my NExT seconds after leaving the installer: