headsets

/HH EH1 D S EH0 T S/
noun
  1. 1

    A pair of headphones or earphones, or a singular headphone or earphone, typically with an attached microphone.

  2. 2

    Any electronic device worn on the head.

  3. 3

    On a bicycle, the system of bearings that connects the fork to the frame.

Source: https://en.wiktionary.org/wiki/headset, https://en.wiktionary.org/wiki/headsets