P74 Smart Bracelet Bluetooth Call Heart Rate Blood Pressure Blood Oxygen Health Information Sleep Sports Smart Watch. Introduction: The all-new P74 smart bracelet integrates Bluetooth calling, heart rate monitoring, blood pressure measurement, and blood oxygen detection, making it your ideal health management assistant. Its accurate health information tracking helps you understand your body's condition at any time and master your sports data. Whether for daily life or sleep monitoring, the P74 provides comprehensive support. Easily pair with your phone to enjoy efficient calls anytime, anywhere, seamlessly connecting sports and health. It's an unparalleled choice for everyone who values quality of life.