headset

headset
    n 1: receiver consisting of a pair of headphones
    

34 Moby Thesaurus words for "headset":
      acoustical network, capacitor speaker, coaxial speaker, cone,
      crossover network, diaphragm, dynamic speaker, earphone,
      electrodynamic speaker, electromagnetic speaker,
      electrostatic speaker, excited-field speaker,
      full-fidelity speaker, headphone, high-fidelity speaker,
      high-frequency speaker, horn, loudspeaker, low-frequency speaker,
      midrange speaker, monorange speaker, moving-coil speaker,
      permanent magnet speaker, radiophone, radiotelephone, speaker,
      speaker system, speaker unit, triaxial speaker, tweeter,
      voice coil, wireless, wireless telephone, woofer