#earphone__earpiece__headphone__phone  electro-acoustic transducer for converting electric signals into sounds; it is held over or inserted into the ear; "it was not the typing but the earphones that she disliked"
  supertype:  electro-acoustic_transducer  a transducer that converts electrical to acoustic energy or vice versa
  subtype:  telephone_receiver__telephonereceiver__receiver  earphone that converts electrical signals into sounds
     subtype:  headset  receiver consisting of a pair of headphones

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