ETYMOTIC RESEARCH HIGH FIDELITY EARPHONES

ER-4 microPro Reference-Quality Earphones


  • Noise isolation far surpassing that of active noise canceling earphones
  • Transparent, reference-quality sound
  • Frequency response: 20Hz-16kHz, 4dB
  • Impedance (ER-4P): 27 Ohms nominal
  • No batteries required
  • 5' cord with 3.5mm stereo phone plug
  • Includes carrying case, 1/4" stereo adapter plug, six 3-flange eartips, 10 foam eartips, filter changing tool, 4 replacement filters and shirt clip
    • Price: $242.99
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    Manufactured by Etymotic


     Other Items from Etymotic Earphones

      ER-6 Isolator Earphones - ETYMOTIC RESEARCH HIGH FIDELITY EARPHONES
      ER-4 microPro Reference-Quality Earphones - ETYMOTIC RESEARCH HIGH FIDELITY EARPHONES

     
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