Multifunctional: The smart ring can be 2 IC cards (13.56MHZ) 2 ID cards (125KHZ) and 2 NFC cards at the same time, such as access control card,
hecere Waterproof Ceramic NFC Ring, NFC Forum Type 2 Maldives
Smart Ringer
Smart Rings NFC Multifunctional Waterproof Intelligent Magic Ring Smart Wearable Finger Universal Digital Ring Smart Accessories Multi-Color
JAKCOM R3F Black Wearable Smart Ring For Android WP Mobile Phone With NFC Size 7-12
Through the NFC radio frequency communication technology and mobile phone connection to the mobile phone function operation and sharing of data. No
Smart Ring, NFC Multi-Function Smart Rings Magic Wearable Device Universal for Mobile Phone, Connecte to The Mobile Phone Function Operation and
JAKCOM R3F Black Wearable Smart Ring For Android WP Mobile Phone With NFC Size 7-12
Focket Smart Ring, Multifunctional Magic Wearable Device NFC Ring Universal Wear Smart Ring NFC Smart Rings, Quick Start, Large Storage Space, for Mobile Phone (S) : Electronics
Smart Ring, No Charge and Depth Waterproof Universal Wear Smart Ring, Magic Wearable Device Universal Ring for Mobile Phone, NFC Smart Rings(size9) : Electronics
Data Sharing: Connect with your cell phone through NFC radio frequency communication technology to realize cell phone function operation and data
NFC Multifunctional Smart Ring Fantastic Wearable Device Universal to Mobile Phone Multifunctional Smart Wearable Access Control Stainless Steel Ring
Multi-functional Smart Ring Wearable Ring with Nfc Compatible with Android and Apple Systems (Size : 8#) : Electronics
Smart Ring, NFC Multi-Function Smart Rings Magic Wearable Device Universal for Mobile Phone, Connecte to The Mobile Phone Function Operation and Sharing of Data(11in) : Electronics