Etymotic Research ER4XR

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Etymotic Research ER4XR Extended Response Precision Matched In-Ear Earphones (Detachable Balanced Armature Drivers, Noise Isolating, High Fidelity

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Product Features

  • High performance Balanced Armature drivers are precision matched to within 1 dB
  • Specially designed for uncompromising accuracy in the mid to high frequencies with a bit of extra presence in the lower end
  • Sleek, anodized, laser etched aluminum body and braided, reinforced detachable 5 ft. Cables with custom MMCX connectors
  • 35-42 dB of noise isolation with a max output of 122 dB
  • Impedance (@1kHz) 4XR (45 ohms) 4SR (45 ohms)
  • Connectivity Technology: Wired
  • Included Components: Headphones, Case, Tip Pack, Manual
$217.61