earphone

Noun

1.

earphone - 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" Synonyms: earpiece, headphone, phone

acoustical network, capacitor speaker, coaxial speaker, cone, crossover network, diaphragm, dynamic speaker, electrodynamic speaker, electromagnetic speaker, electrostatic speaker, excited-field speaker, full-fidelity speaker, headphone, headset, high-fidelity speaker, high-frequency speaker, horn, loudspeaker, low-frequency speaker, midrange speaker, monorange speaker, moving-coil speaker, permanent magnet speaker, speaker, speaker system, speaker unit, triaxial speaker, tweeter, voice coil, woofer