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Waterproof Ceramic NFC Ring, NFC Forum Type 2 215 496 Bytes Chip Universal for Mobile Phone, All-Round Sensing Technology Wearable Wide Surface Fasion Ring(7#)

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T5577 or UID chip RFID Black Ceramics Smart Finger rewrite Ring 125KHZ/13.56MHZ Wear for Men or Women (T5577 125KHZ-23MM)

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Waterproof Ceramic NFC Ring, NFC Forum Type 2 215 496 Bytes Chip Universal for Mobile Phone, All-Round Sensing Technology Wearable Smart Ring, Fasion Ring for Men or Women (12#, Black)

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Waterproof Ceramic NFC Ring, NFC 216 888 Bytes Chip Universal for Mobile Phone, Modern Unisex Fashion Ring in White

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Waterproof Tungsten Steel NFC Forum Type 2 215 496 Bytes Chip Universal for Mobile Phone All-Round Sensing Technology Wearable Smart Ring（Black Gold Tungsten NFC ring-20mm）

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T5577 chip RFID Black Ceramics Smart Finger rewrite Ring ID Wear for Men or Women (T5577 125KHZ-10#)

NFC Ntag216 Chip Ceramic Smart Finger Ring Programmable 888 Bytes Compatible with NFC Phone and Devices for Men or Women (Red, US#10)

Tungsten Ring Digital Business Card - Waterproof NFC Ring - Social Media Sharing & Instant Contact - Tap to Share NFC - iOS and Android(Gold-#12)

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RFID Rewriteable 125KHZ T5577 chip RFID Bright Silver Ceramics Smart Finger Ring Wear for Men or Women

Smart Ring for Men Women - NFC Sleep Fitness Step Tracker Ring Monitor for Heart Rate/Calories Bluetooth Ring Contact Sensor for iOS Android Black #09

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RFID White Ceramics Smart Finger rewrite Ring T5577 Chip 125KHZ Wear for Men or Women (White-Programmed 18mm)

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RFID Golden Ceramics Smart Finger Ring 125KHZ T5577 Chip Rewriteable Wear for Men or Women (Programmed 125khz 17mm)

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Waterproof Ceramic NFC Forum 215 Chip Universal for Mobile Phone, All-Round Sensing Technology Wearable Smart Ring, Ring for Men or Women (Green-18mm)

NFC Smart Ring Chip Mobile Phone Accessories for Ntag213, Rings Big Button Amplified Telephones (12)

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RFID Rewritable Dual Frequency In One 125KHz T5577&13.56MHz CUID Black Ceramics Smart Finger Ring Wear for Men or Women (black-22mm)

NFC Smart Ring, NFC Multi-Function Smart Rings Magic Wearable Device for Mobile Phone, 6/7/8/9/10/11/12/13 inch Optional(8inch)