Huawei Talkband B3
Tech specs 
Active: 210.0 mm x 21.7 mm x 12.2 mm (8.27 in. x 0.85 in. x 0.48 in.)
Classic: 200.0 mm x 21.7 mm x 12.2 mm (7.87 in. x 0.85 in. x 0.48 in.)
Elite: 210.0 mm x 21.7 mm x 12.2 mm (8.27 in. x 0.85 in. x 0.48 in.)
Headset: 43.08 mm x 18.44 mm x 10.53 mm (1.70 in. x 0.73 in. x 0.41 in.)
MaterialStainless steel frame, straps - TPU, Italian calfskin leather, stainless steel.
Chargingmicro USB
Battery lifeMaximum talk time: 6 hours
Maximum working time: 3–4 days (depends on user habits)
Water-resistanceIP57 rating
WeightProduct: < 95.8 g
Headset: approx. 10.8 g
Sensoraccelerometer, barometer, ambient light, capacitive sensing, hall sensor
DisplayGorilla Glass OLED touchscreen
Screen size0.7-inch, 128 x 80 px
ColorsBlack, White, Brown, Beige, Titanium
Activity tracking 
Calories burnedYes
Heart rate
Stress & recovery
Pulse Ox
Respiration rate
UV exposure
Skin temperature
Galvanic skin response
Hydration level
Calorie intake
Running features
Swimming features
Other Hands free calling: The dual-microphone design and optimized antenna means effortless, hands-free calling even in the difficult and noisy environments.
Non-fitness functions 
Smartphone notificationsYes
On-board music storage
Connected pay
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