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Smart Waterproof Sports Watch with Heart Rate Monitor for iPhone Android, Men's Women's Rose
The B57 Smart Watch is an advanced waterproof fitness tracker with heart rate and blood pressure monitoring. It offers multiple sports modes, a 1.3-inch color IPS display, and a long battery life. Features include call, SMS, social media notifications, music control, sleep tracking, and more.
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Updated on May 18, 2026
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