Full Duplex Sound Quality
  Built in microphone
  LED Indication
  BT version 4.1
  Transmit power Class 2
  Chipset Ab1513
  SBC decoder support A2DP, AVRCP, HSP, HFP
  RF frequency range 2.4 GHz, 2.4G ISM band
  BT receiving distance 10 meters (no obstruction)
  Battery type Li-Polymer
  Battery capacity 55mA/h
  Normal Charging time Max. 2 hours
  Audio playback time Up to 2.5 hours
  Talk time Up to 3 hours
  Standby time Up to 80 hours
  Dimensions 41 x 17.6 x 22.8 mm
  Weight 7g
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