Headphonenoun
A listening device placed or worn in the ear, usually sold in pairs
Headphonenoun
electro-acoustic transducer for converting electric signals into sounds; it is held over or inserted into the ear;
Headsetnoun
A pair of headphones or earphones, or a singular headphone or earphone, typically with an attached microphone.
Headsetnoun
Any electronic device worn on the head.
Headsetnoun
(cycling) On a bicycle, the system of bearings that connects the fork to the frame.
Headsetnoun
receiver consisting of a pair of headphones