Pay in 4 interest-free payments of $19.36 Learn more
Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
Charging compartment battery capacity 350 mAh
The upgraded smart light sensor records every heart rate change so that you can control your heart rate
Flash memory capacity (ROM+RAM) 64KB
Frequency response: 20 HZ-20 KHZ
Screen type: TFT screen
Headset Bluetooth Earphone Color:White Charging compartment battery capacity 350Product type: Bluetooth headset Frequency response range: 20 20000HZ Product chip: Jerry version 4. 0 Drive unit: 40mm Battery capacity: 250mAH Line length: 1. 2m Impedance: 320 Microphone: support Sensitivity: 1053DB Operating range: 10M
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