Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Tools and Equipment (hierarchy name)
5. equipment
6. [equipment by process]
7. [equipment for transmitting and reproducing sound]

Narrower term/s

• headphones

Anotations

Scope note:

Sound-amplifying devices or speakers worn or held against the ear in order to compensate for impaired hearing, to listen to telephone or radio communication, to listen to music, or other purposes.