OPN – NFC Ring

Our new NFC Ring is the perfect balance between simplification of usage and well, looking awesome. OPN contains our updated antenna design, which provides an amazing operating range and enhanced compatibility with many devices and digital door locks on the market.

NFC Smart Ring : What Are They & How To Use Tutorial.

NFC Ring OPN review - The Gadgeteer

NFC Ring OPN review - The Gadgeteer

NFC Ring 2016 Range. One Smart Ring. Unlimited Possibilities by John McLear — Kickstarter

OPN – NFC Ring

NFC Ring

NFC Ring Control - Apps on Google Play

Our new NFC Ring is the perfect balance between simplification of usage and well, looking awesome. OPN contains our updated antenna design, which

OPN NFC Ring UK

OPN – NFC Ring

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