Smart rings can give you a subtle nudge when you receive an important message. Learn how smart rings work.
We have smartphones, smart watches and now smart rings. But can a gadget that small really help you manage your communication and information needs?
What are Smart Rings? How are they different from other wearables? - Gizmochina
Nod, one wireless ring that aims to control many devices
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Nod Smart Ring Hands-On: Is Gesture Tech Finally Ready? - SlashGear
Should You Get a Smart Ring?
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What Are Smart Rings? How Do They Work?
Apple Smart Ring- Real Life Lord of the Rings!