A wired monaural ear loop to listen to sound from a receiver. It is also called surround earphone, Universal Ear Speaker, and other proprietary terms.
![Monaural ear loop](https://www.hearingloop.org/wp-content/uploads/2024/06/williams-ear-loop.jpg)
A wired monaural ear loop to listen to sound from a receiver. It is also called surround earphone, Universal Ear Speaker, and other proprietary terms.