Use the search box to the left to find a product to add to the comparison.
|
Etymotic Research's ER-4B is an ideal earphone for listening to material not optimized for playback on modern day speaker systems.It, like the ER-4S features a frequency response accuracy of 92%. They offer 98% noise isolation when properly inserted and a braided cable to reduces microphonic artifacts. Description |
Availability |
Also Known As... |
Hardware |
Audio |