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flag Circular's new $380 Ring 2 smart ring offers FDA-approved atrial fibrillation detection and ECG features.

flag Circular's new Ring 2 smart ring, launching in February or March 2025, features FDA-cleared atrial fibrillation detection and ECG functionality. flag Priced at $380, the titanium ring comes in Gold, Silver, Black, and Rose Gold finishes and includes an eight-day battery life and a digital sizing feature for easier fitting. flag The ring aims to offer advanced health monitoring and a seamless user experience through an updated app and improved sensors.

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