Huawei Talkband B7 Bluetooth Earphone Blood Oxygen Health Intelligent Heart Rate Monitoring Call Smart Band B7

Matching system: HarmonyOS 2 and above; Android 7.0 and above; iOS 9.0 and above

Material: stainless steel metal case

Battery capacity: 120mAh

NFC: Not supported

Bluetooth: Bluetooth 5.2

Transmission range: Maximum connection distance: 150m in open environment

Charging interface: Type C charging port

Microphone: Dual MIC noise cancellation

Sensors: accelerometer sensor gyroscope sensor heart rate sensor (PPG) ambient light sensor Hall sensor

Buttons: 2 headset pick and place button, while pressing the pop-up headset 1 side button, support long press, short press, double click

Theoretical working time: typical use scenario life 2 days: factory default configuration, heart rate is always on, nighttime use of scientific sleep, daily use of headphones to answer cell phone calls for 10 minutes, listen to cell phone music for 30 minutes, open pressure auto-detection, open blood oxygen auto-detection, the average weekly exercise 90 minutes, open message notifications, 30 minutes per day bright screen.

Theoretical charging time: about 65 minutes

Operating temperature: -10℃~45℃

Storage temperature: -20℃~55℃

Waterproof rating: IP57

Some country "Huawei Health " still do not update Latest App , it maybe can not find the Huawei Talkband B7 ,

it need wait the app update release .

with new system updates, the huawei Health app may not display B7 in some region,

you can downloda the huawei Health app and set up a new ID , and the location is "china" , you will then find the B7 in the list of available smartbands , after successful pairing , you can log out and log in again using your previous account (if you have one)