Etymotic Research ER4SR In-Ear Studio Reference Earphones

BH #ETER4SR • MFR #ER4SR
Etymotic Research
Etymotic Research ER4SR In-Ear Studio Reference Earphones
Key Features
  • Balanced-Armature Drivers
  • Noise-Isolating Design (98%)
  • 20 Hz to 16 kHz Frequency Response
  • High Output Sensitivity (98 to 104 dB)
Developed as an update to Etymotic's ER-4 flagship-line of earphones, the ER4SR deliver reference-quality sound reproduction with high output levels for discerning sound engineers, audiophiles, and musicians who demand the highest fidelity.
In Stock
$299.95
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Etymotic Research ER4SR Overview

Developed as an update to Etymotic's ER-4 flagship-line of earphones, the ER4SR deliver reference-quality sound reproduction with high output levels for discerning sound engineers, audiophiles, and musicians who demand the highest fidelity.

The ER4SR feature balanced-armature technology, custom-tuned drivers, L-R channels matched within an industry-leading 1 dB, and 3-flange eartips which completely seal the ear to offer an impressive 98% of sound isolation. Their high sensitivity allows them to deliver a robust sound level up to 122 dB, making them well suited for portable media players with low output.

The ER4SR combine style and functionality with a sleek, anodized and laser-etched aluminum body, and a detachable, reinforced cable which is user-replaceable. They come with four pairs of 3-flange eartips, two pairs of foam eartips, a shirt clip, a filter removal tool &filters, and a zippered storage case.

  • Reference-quality earphones with balanced-armature technology
  • L-R channels are matched within an industry-leading 1 dB across frequencies, from 100 Hz to 10 kHz
  • High output sensitivity (98 to 104 dB)
  • Earphones completely seal the ear and provide 98% noise isolation
  • Reinforced, detachable cable is user-replaceable
  • Sleek, anodized and laser-etched aluminum body
  • Replaceable filters protect the drivers from ear wax
  • Includes four pairs of 3-flange eartips, two pairs of foam eartips, shirt clip, filter-removal tool & filters, zippered storage case
UPC: 846430002012

Etymotic Research ER4SR Specs

Earpiece
DesignIn-Ear (Intra-Aural)
Driver TypeBalanced
Noise Attenuation35 to 42 dBA
General
Frequency Response20 Hz to 16 kHz
Sensitivity104 dB
Impedance45 Ohms
Maximum Sound Pressure Level (SPL)122 dB
Connectivity
Audio Connector to Source1/8" / 3.5 mm
Adapter (Included)1/4"
Cable
DetachableYes
Cable Length5' / 1.52 m
Packaging Info
Package Weight1 lb
Box Dimensions (LxWxH)11.95 x 7.95 x 3.3"
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