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Smart Watch Waterproof Sports Phone for iPhone Smartwatch Heart Rate Blood Pressure Monitor Men Women, White
The B57 Smartwatch offers advanced fitness tracking features for iOS and Android devices. With its waterproof design (IP67), 1.3-inch color IPS display, and long battery life (up to 7 days), it provides essential health metrics like heart rate, blood pressure, and sleep quality. Key features include multiple sports modes, call and message notifications, remote music control, and customizable watch faces.
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Updated on May 18, 2026
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