Menu
Cart 0 Wishlist

Etymotic Research ER-4PT Earphones, In-Ear, Noise-Isolating, Black

  • $298.99
  • $299.00


Etymotic invented noise-isolating, in-ear earphones. Etymotic's original insert earphone design, developed for auditory research and medical diagnostics, used balanced armature receivers and established these speakers as the gold standard for high-definition, in-ear earphones.

TECHNICAL SPECS

  • Frequency Response: 20 Hz - 16 kHz
  • Accuracy Score: 86%
  • Transducers: High-performance balanced armature driver
  • Noise Isolation: 35-42 dB
  • Impedance (@1kHz): 27 Ohms
  • Sensitivity (@1 kHz) SPL at 0.1v: 102 dB
  • Maximum Output (SPL): 122 dB
  • Cable: 5 ft.
  • User Replaceable ACCU-Filters: Yes
  • Warranty: 2 Years
  • Custom-Fit Option: Yes

 


You may also be interested in: