Hoco E21 Mini Bluetooth Earbud



General Specification
  Brand   HOCO  
  Model   E21
  Color   Grey, Gold
  Wearing Type   In-ear
  Dimensions   65*13*25mm
Technical Parameters
  Microphone   Yes
  Wired Control   Not support
  bluetooth Version   V4.1
  Transmission Distance   10m
  Receive Sensitivity   120dB
  Impedance   32Ω
  Frequency Response   20-20kHz
  Battery Capacity   45mAh, 3.7V
  Charging Time (h)   2h
  Taking Time   3h
  Music Time (h)   3h
  Standby Time (h)   80h

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