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Etymotic Research Er-4s High Fidelity Earphone Er4s 

22 in-stock (as of 07/04/2009 03:44 AM)

Etymotic Research Er-4s High Fidelity Earphone (etymotic Research Er4s)


Etymotic Research

Model: ER4S
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Price: $190.99
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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 DesignEar-bud
    Earpiece TypeBinaural
    Ear CushionFoam
    Earpiece Sensitivity108 dB SPL
    Interfaces/Ports
    Host InterfaceMini-phone
    Physical Characteristics
    Form FactorEarpiece
    Weight1 oz

    Warranty Information

    Standard Warranty1 Year
    Parts Warranty/Labor1 Year
    Beach Audio Warranty

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    Product Report

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

    Code:2-er4s

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