![Ear simulator/coupler](https://www.crysound.com/en/upload/2024/05/29/17169739248270rf7r.png)
Ear simulator/coupler
Ear simulator/coupler is a device that simulates the physical characteristics of the human ear. It includes a microphone and an acoustic network with a structure similar to the acoustic characteristics of the human external ear. It is used to make quantitative and qualitative evaluations of the performance of headphone equipment.