One our latest models. A white advanced ceramic ring with black on one side, transparent on the other. Amazing operating range, 5 x storage capacity and stunning good looks.
Full Ceramic Waterproof 213 NFC Smart Ring for IOS Android With Functional Couple Jewelry NFC Ring Touch Sharing Smart NFC Ring - AliExpress
Token smart ring lets you pay instantly with two-factor authentication
Full Ceramic Waterproof 213 NFC Smart Ring for IOS Android With Functional Couple Jewelry NFC Ring Touch Sharing Smart NFC Ring - AliExpress
Amazfit Helio Ring joins the fray with a focus on athletes' well-being - Yanko Design
One ring, one app: Amazfit's new smart ring integrates sleep and fitness data
NFC Ring 2016 Range. One Smart Ring. Unlimited Possibilities by John McLear — Kickstarter