Original Huawei TalkBand B7 Smart Bracelet, 1.53 inch Screen, Support Bluetooth Call / Heart Rate / Blood Oxygen / Sleep Monitoring (Black)

The Huawei TalkBand B7 Smart Bracelet is a wearable device that monitors health metrics and supports Bluetooth calling. It features a 1.53-inch AMOLED flexible screen for clear display and a stainless steel body for durability.

• Screen: 1.53 inch AMOLED 3D curved flexible screen
• Resolution: 460x188 pixels, 326 PPI
• Microphone: Dual MIC noise reduction
• Speaker: Built-in speaker
• Health monitoring: PPG heart-rate monitor, SpO2 sensor, menstrual cycle tracker, sleep and stress monitor
• Sports modes: 10 sports modes, VO2 Max, scientific running courses, sedentary reminders
• Processor: Kirin A1
• Compatible systems: HarmonyOS 2.0+, Android 7.0+, iOS 9.0+
• Battery capacity: 120mAh
• Bluetooth: 5.2
• Transmission range: 150m in open environment
• Charging interface: Type C charging port
• Theoretical working time: 2 days in typical usage scenarios
• Theoretical charging time: about 65 minutes
• Sensors: Acceleration sensor, Gyro sensor, Heart rate sensor (PPG), Ambient light sensor, Hall sensor
• Buttons: 2 earphone pick-and-place buttons, 1 side button
• Waterproof level: IP57
• Dimensions: 58.33 x 22.8 x 12.5 mm (full body), 47.3 x 20.0 x 12.5 mm (earphone)
• Weight: 30g (full body), 13g (earphones)
• Fit wrist circumference: 140-210mm
• Software: Huawei terminal smart bracelet control software V6.0
• UI languages: Multiple languages including English, Spanish, French, German, and more