Etymotic Research Inc ER3SE

High-Fidelity In-Ear Earphones with Balanced Armature Drivers

OUR PART #: ER3SE Write the First Review.

Our Price: $179.00
  • Studio grade accuracy
  • Precision machined metal bodies with anodized finish
  • 35+ dB of external noise isolation
  • Assortment of eartips
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Etymotic Research's ER3SE Studio Edition is part of their ER3 lineup. These are noise-isolating, no-compromise, high-performance earphones that offer best-in-class benefits and exceptional value as well as a high level of sensitivity, so they're a great match for today's portable media players.

Etymotic's ER3 Series - Designed with 3 goals in mind:

1) Achieve high levels of accuracy at an affordable price

2) Offer consumers a choice that works for their particular listening preferences

3) To offer a high quality, robust product that brings many years of enjoyment

And finally, its flat response combined with its high level of accuracy results in professional quality sound reproduction at a cost-effective price.

Studio-Grade Accuracy

  • Achieves highest output sensitivity in its class with 102 dB SPL sensitivity at 1 kHz at 0.1 mV
  • High performance, precision matched, balanced armature drivers

Noise Isolation

  • 35 dB - 42 dB noise isolation
  • Documented highest noise isolation of any earphones or headphones on the market today

Durability and Warranty

  • 2-year replacement warranty
  • Reinforced cable for durability
  • User-replaceable filters that protect the balanced armature drivers from ear wax

Etymotic Research ER3SE Includes:

  • (1) Set of ER3SE Earphones
  • (1) Detachable, 4-foot cable
  • Assortment of Foam and 3-flange ear tips
  • Filter removal tool and filters
  • (1) Compact storage pouch
  • (1) Shirt clip

Etymotic Research ER3SE Features:

  • Studio grade accuracy
  • Precision machined metal bodies with anodized finish
  • 35+ dB of external noise isolation
  • Assortment of eartips
  • Detachable cable allows for easy replacement
  • High-performance balanced-armature driver
  • NOTE: Due to the personal nature of earphone usage, they are non-returnable.

Etymotic Research ER3SE Specifications:

  • Frequency Response: 20 Hz – 16 kHz
  • Transducers: High-performance, balanced-armature micro-drivers
  • Noise Isolation: 35 - 42 dB
  • Impedance: 22 Ohms
  • Sensitivity (@ 1 kHz) SPL at 0.1V): 102 dB
  • Maximum Output (SPL): 120 dB
  • Cable: Detachable, 4ft
  • Warranty: 2 years
  • User Replaceable Filters: Yes
  • CUSTOM•FIT Option: Available (see note below)


Due to the personal nature of its usage, this product is non-returnable. Please contact your Sales Pro if you need assistance when choosing.

Etymotic offers a cost-effective CUSTOM•FIT solution to make your favorite earphones the best they can be with superb comfort, secure fit, and consistent noise isolation. It requires a brief registration process and a visit with an authorized audiologist to have ear impressions made. Please contact your Sales Pro for more information on this option.

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