Beacons: https://www.swirl.com/products/, https://estimote.com/
Facial Recon: https://www.facefirst.com/
Robots: http://www.simberobotics.com/
Mirrors: http://www.oaklabs.is/, https://www.xbox.com/en-AU/xbox-one/accessories/kinect
Self Checkout: https://www.amazon.com/b?node=16008589011#