Wrist device
A wrist device is a worn device that is worn on the human wrist. The most common example is the wristwatch which is ubiquitous already anywhere in the developed world.
There are already wrist watches with NFC capability built in
A wrist device is a worn device that is worn on the human wrist. The most common example is the wristwatch which is ubiquitous already anywhere in the developed world.
There are already wrist watches with NFC capability built in