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Etymotic Research Er-4s High Fidelity Earphone 

66 in-stock (as of 11/06/2009 11:35 PM)

Etymotic Research Er-4s High Fidelity Earphone


Etymotic Research

Model: ER4S
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Price: $194.99
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Description

ER-4S Stereo earphone have the most accurate frequency response for reproducing CD and MP3 recordings. The sensitivity is comparable to home and professional earphones. ER-4S Stereo earphone are ideal for home stereo use and computer use. ER-4S Stereo earphone can be used with a Earphone amplifier when using low power portable devices. ER-4S is the earphone preferred by musicians and audiophiles.

Features

Package Contents: 
  • 1 x MicroPro ER-4S Stereo Earphone
  • 1 x 5 ft. cord with 3.5 mm stereo phone plug
  • 1 x 6.35mm stereo phone adapter plug
  • 6 x white 3-flange eartips
  • 10 x foam eartips (medium)
  • 1 x Filter changing tool
  • 4 x replacement filters
  • 1 x Shirt clip
  • 1 x Zippered pouch
  • 1 x Storage box

  • Lightweight and portable
  • High accuracy
  • Noise isolation: 20-25 dB
  • Acoustic polarity: +electrical = +acoustic
  • Transducer type: Balanced armature
  • Maximum output: 122 dB SPL
  • Maximum continuous input: 3.0 Vrms
  • External noise exclusion: 35 dB
  • Response Accuracy: 92%

    Optional Accessories:

  • Airline audio jack adapter
  • Cable to convert "P" to "S"



    • Specification

    General Information
    ManufacturerEtymotic Research, Inc
    Manufacturer Part NumberER4S
    Manufacturer Website Addresswww.etymotic.com
    Brand NameEtymotic
    Product LineMicroPro
    Product SeriesER-4
    Product NameMicroPro ER-4S Stereo Earphone
    Marketing Information

    ER-4S Stereo earphone have the most accurate frequency response for reproducing CD and MP3 recordings. The sensitivity is comparable to home and professional earphones. ER-4S Stereo earphone are ideal for home stereo use and computer use. ER-4S Stereo earphone can be used with a Earphone amplifier when using low power portable devices. ER-4S is the earphone preferred by musicians and audiophiles.

    Product TypeEarphone
    Technical Information
    Connectivity TechnologyWired
    Operating Distance5ft
    Sound ModeStereo
    Impedance100 Ohm
    Minimum Frequency Response20Hz
    Maximum Frequency Response16kHz
    Earpiece
    Earpiece TechnologyDynamic
    Earpiece DesignEarbud
    Earpiece TypeBinaural
    Ear CushionFoam
    Earpiece Sensitivity108 dB SPL
    Interfaces/Ports
    Host InterfaceMini-phone
    Physical Characteristics
    Form FactorOpen
    Weight1 oz

    Warranty Information

    Standard Warranty1 Year
    Parts Warranty/Labor1 Year
    Beach Audio Warranty

    Got a question? Product Q & A


    Product Report

    This product was added to our catalog on Thursday, November 17, 2005.

    Code:2-er4s

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