Model: Huawei Talkband B7
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Matching system :HarmonyOS 2 and above; Android 7.0 and above;
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Material: Stainless steel metal case
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Battery capacity :120mAh
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NFC: Not supported
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Bluetooth: Bluetooth 5.2
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Transmission range Maximum connection distance: 150m in open environment
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Charging port :Type C charging port
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Theoretical charging time: about 65 minutes
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Microphone: Dual MIC noise cancellation
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Sensor: Acceleration sensor Gyroscope sensor heart rate sensor (PPG) environmental light sensor Hall sensor
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Buttons: Two earphone take and put buttons, and press one side button to eject the earphone at the same time. Long press, short press and double click are supported
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Waterproof class :IP57
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Dimension The whole machine (including the base, not including the strap) : 58.33 x 22.8 x 12.5mm,
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Earphone: 47.3x 20.0 x 12.5mm
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Weight complete machine: about 30g (not including the weight of the watchband),
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Earphone: About 13 g
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Screen size: 1.53-inch AMOLED flexible screen
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Screen pixel: 460*188, PPI 326
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Adaptation wrist circumference Adaptation: wrist circumference 140-210mm
