*Check with our team or your local store for availability.
We guarantee that all of our stock is 100% genuine,
New Zealand sourced stock, with full local warranty.


  • ACCU-Driver balanced-armature custom-tuned drivers
  • ACCU-Filter user-replaceable filters protect the balanced-armature drivers from ear wax
  • Kevlar-reinforced cable for extended durability
  • CUSTOM•FIT option available

Frequency Response

20 Hz - 16 kHz


High performance, balanced armature micro-drivers

Noise Isolation

35 - 42 dB

Impedance (@1kHz)

4XR (45 Ohms) 4SR (45 Ohms)

Sensitivity (@1 kHz) SPL at 0.1v

4XR (98 dB) 4SR (98 dB)

Maximum Output (SPL)

122 dB


5 ft Detachable

User Replaceable


Custom-Fit Option


  • Etymotic ER4XR Earphones
  • Detachable 5ft cord with 3.5mm gold plated stereo plug
  • 6.35mm stereo phone adapter
  • Assortment of eartips
  • Filter removal tool and replacement filters
  • Shirt clip
  • Zippered storage case

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