Etymotic ER-4 microPro Reference-Quality Earphones - Pillow retail-package ER4-P

Stock: 50 currently in stock.*
Brand: Etymotic
Model: ER4-P
UPC: 898234000411
Freight: 0.25 lbs

Description

Noise isolation far surpassing that of active noise canceling earphones
Transparent, reference-quality sound
Frequency response: 20Hz-16kHz, ± 4dB
Impedance (ER-4P): 27 ohms nominal
No batteries required
5' cord with 3.5mm stereo phone plug
Includes carrying case, 1/4" stereo adapter plug, six 3-flange eartips, 10 foam eartips, filter changing tool, 4 replacement filters and shirt clip
UPC: 898234000411

* Product stock is always subject to change.

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