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Gotofar NFC Smart Magic Stainless Steel Wearable Fashion Finger Ring for iOS Android
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NFC Ring,Smart Ring Android,NFC Multifunction Smart Rings Magic Wearable Device Universal for Mobile Phone(Size 9) (size11)
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NFC Smart Ring with titanium and carbon fiber (04905_8N) – Rosler Rings
boAt's first Smart Ring with heart rate, body temperature and 4
boAt's first Smart Ring with heart rate, body temperature and 4 other health trackers launching in India soon - India Today
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Multifunctional NFC Smart Ring Dual frequency RFID Rings