hands free profile (Bluetooth) (HFR)

Bluetooth supports wireless communication when talking hands-free with headsets with a special Bluetooth profile. The Hands Free Profile ( HFR) or Headset Profile( HSP) ensures that the person speaking has their hands free when making calls and can perform other tasks such as typing into keyboards or typing. The Hands Free Profile only has a limited bandwidth of 3.2 kHz and is only suitable for speech.