B7 Bluetooth Earphone Smart Bracelet, Support Sleep Monitoring / Blood Oxygen Monitoring / Heart Rate Monitoring(Black + Black Leather Belt)

B7 Bluetooth Earphone Smart Bracelet is a smart wristband that supports health monitoring features. It tracks sleep, blood oxygen levels, and heart rate.

• Product type: Smart Wristbands
• Compatibility: Bluetooth Devices
• Material: Various
• Color/Variant: Black + Black Leather Belt
• Intended use: Everyday use
• Bluetooth version: 5.0
• Talk time: about 6-8 hours
• Standby time: about 3-4 days
• Battery capacity: Built-in 90mAh
• Charging method: Type-C input
• Charging time: about 1-2 hours
• Waterproof level: life waterproof
• Hidden earphone design, pick up to answer and put in to hang up
• Blood pressure and oxygen monitoring
• Caller name and number display
• Large LED touch screen, high-definition display
• Personalized dials available
• Raise hand to turn on screen
• Accurate sports data recording
• New heart rate detection
• Automatic sleep monitoring
• Magnetic suction + buckle design
• Support single-touch operation
• Various sports modes available