Etymotic Research ER4SR In-Ear Studio Reference Headphones - headphones.com

Etymotic Research ER4SR In-Ear Studio Reference Headphones

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Description


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.

Key Features:

  • 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
Specs
Type In-ear
Transducers High-performance, balanced-armature micro-drivers
Left/Right Channel Matching Within 1 dB from 100 Hz to 10 kHz
Frequency Response 20 Hz to 16 kHz
Noise Isolation 35 to 42 dB
Impedance 45 Ohms
Sensitivity 98 dB with 100 mV drive
104 dB with 200 mV drive
Maximum Output 122 dB
Cable Detachable, 5' / 1.5 m

Packaging Information
Package Weight 0.9 lb
Box Dimensions (LxWxH) 9.3 x 6.2 x 2.4"
In The Box
Etymotic Research ER4SR In-Ear Studio Reference Earphones
Detachable 5' Cable with 3.5mm Gold-Plated Stereo Plug
2 x Pairs Standard 3-Flange Eartips
2 x Pairs Large 3-Flange Eartips
2 x Pairs Large Black Foam Eartips
Filter-Removal Tool and Filters
Shirt Clip
1/4" Stereo Phone Adaptor
Zippered Storage Case
Limited 2-Year Warranty
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