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Amazon.com: Smart Rings Wearable NFC Rings Social Media Wireless Disks RFID Cards Waterproof Data Sharing Men Women Children Couples Screen locks Telematics Program locks File transfers Quick Launch AppsWaterproo : Electronics
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This ring lets you control your personal data, to prevent tech companies from spying on you! - Yanko Design
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Amazon.com: 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
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