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ETYMOTIC ER4SR STUDIO REFERENCE HEADPHONES
ETYMOTIC ER4SR STUDIO REFERENCE HEADPHONES
ETYMOTIC ER4SR STUDIO REFERENCE HEADPHONES
ETYMOTIC ER4SR STUDIO REFERENCE HEADPHONES
ETYMOTIC ER4SR STUDIO REFERENCE HEADPHONES
ETYMOTIC ER4SR STUDIO REFERENCE HEADPHONES

ETYMOTIC ER4SR STUDIO REFERENCE HEADPHONES

Regular price
$269.99
Sale price
$269.99
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per 

From Etymotic Research the ER4SR Studio Reference balanced armature in ear earphones.  Always accurate the ER4SR's are remarkable. Fit is critical when using any in ear headphone and Etymotic Research goes out of their way to make sure to supply you with many sizes and types of ear tips so you are sure to get an accurate seal.

New and sealed,  there is some shelf wear on the box as it is coming from our retail location.

 

From Etymotic

In a Class by Itself

Etymotic invented noise-isolating, in-ear earphones. The ER4 MicroPro series earphones were the first earphones commercialized using balanced armature  technology and are recognized as the world leader in response accuracy, to which all other earphones are compared. After more than 20 years, these reference-quality earphones are still the choice of serious sound engineers, audiophiles and musicians.

Backed by decades of research and development for the ear

World leader in sound reproduction

  • Unsurpassed frequency response accuracy and sound quality — 92%+ response accuracy from 20 Hz – 16 kHz
  • The only earphones with balanced-armature, precision-matched, custom-tuned drivers
  • Highest output sensitivity in its class

Features

  • Professional quality and reliability
  • Precision-matched, custom-tuned drivers
  • Precision machined metal bodies with anodized finish
  • Detachable, reinforced 5 ft. cable with 3.5mm gold plated stereo plug and MMCX connectors
  • Assortment of noise-isolating eartip options to ensure proper seal and comfort

Highest noise isolation

  • First earphones to completely seal the ear
  • 98% (35 dB - 42 dB) noise isolation —highest of any earphones or headsets on the market today
  • Reduction of outside noise reduces the risk of listening at unsafe levels

Best durability and warranty

  • 2-year replacement warranty
  • User-replaceable filters protect the balanced-armature drivers from ear wax

What’s In the Box?

  • Earphones
  • Detachable, 5 ft. cord with 3.5mm gold plated stereo plug
  • ¼” stereo phone adaptor
  • Assortment of eartips
  • Filter removal tool and replacement filters
  • Shirt clip
  • Zippered storage case
  • Performance certificate