microphone

/ˈmaɪ.kɹəˌfəʊn/

IPA: /M AY1 K R AH0 F OW0 N/

noun
  1. 1

    A device (transducer) used to convert sound waves into a varying electric current; normally fed into an amplifier and either recorded or broadcast.

Synonyms

verb
  1. 1

    To put one or more microphones on or in.

Source: https://en.wiktionary.org/wiki/microphone