Smart NFC Multifunctional Ring for Mobile Phone with NFC Function

NFC Smart Ring, Multifunctional Waterproof Finger Digital Ring for All Android Windows NFC Cellphone Mobile Phones - China RFID Ring, NFC Ring

The Smart Ring shares data via NFC. Use the ring to lock APPs, run APPs, hide APPs, share your business card, internet links, send texts, and even share files.

Smart Ring Wearable Technology Black Size 10

Farfi NFC Smart Magic Stainless Steel Wearable Fashion Finger Ring for iOS Android, Men's, Size: 8, Silver

Smart Ring Bluetooth Wearable Device Multifunctional Black High-tech – Katy Craft

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NFC Smart Rings: What Are They And Which One Should You Buy? - Tech Advisor

Dcenta Smart Rings NFC Multifunctional Waterproof Intelligent Ring Smart Wear Finger Digital Ring Smart Accessories

NFC Smart Ring, Multifunctional Waterproof Finger Digital Ring for All Android Windows NFC Cellphone Mobile Phones - China RFID Ring, NFC Ring

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NFC Smart Ring