Sound Systems BF-9 NECK-BAND EARPHONE for your Choice.

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Specification Of Wireless

  • Wireless Version: 5.0
  • Operation distance: 10m
  • Range of Frequency: 2.420 to 2.480GHz ISM band

Specification Of Earphone

  • Type: Stereo earphone with MIC
  • Speaker: 10mm
  • Sensitivity: 115dB S.P.L at 1KHG
  • Impedance: 32
  • Frequency Response: 20HZ-20KHZ
  • Rated Power: 2X20mW
  • Rechargeable lithium battery: 400mAh


  • Smart Power Save Mode: If not connected BT mode, it will turn off automatically after 8 minutes.
  • Allow you to enjoy digital-quality music wirelessly and convert between music and phone calling mode freely.
  • Support B T Stereo Devices to receive. Stereo music from Laptop, Computer, Tabler, PC. Blackberry, BT adapter, or another Devices that supports BT Stereo audio.
  • Talk Time: up to 40 hours.
  • Music Time: up to 40 hours.

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