speakerphone

/ˈspiːkəˌfəʊn/

Etymology

From speaker + phone.

noun

  1. A telephone with a microphone and loudspeaker separate from those in the handset.
  2. A loudspeaker on a telephone that broadcasts the sound, in order to use it hands-free.
  3. A feature on a phone that reroutes audio through the phone's external speaker, rather than the earpiece.