Tired of reciting your Wi-Fi password every time your houseguests want to connect to your network? We've got a solution for you: NFC drink coasters that automatically grant guests access to your Wi-Fi when they tap their phones on them.
The post How to make coasters that connect guests to your Wi-Fi with a single tap appeared first on Digital Trends.
from Emerging Tech–Digital Trends http://ift.tt/2G1dZmc
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