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Etymotic ER4PT Earphones

ER•4PT High-Fidelity noise-isolating earphones for use with portable audio players, tablets and computers.  With air travel accesso
Retail Price: Excl. VAT: £299.00 Incl. VAT: £299.00

Availability: In stock (34)


Just spend over £50 for free delivery to standard UK addresses (T&Cs apply). Otherwise standard UK shipping costs are Royal Mail £4.15or 24 hour c



To alert us to a problem with a delivery please call +44 20 8772 2700 or email sales@pcwerth.co.uk.


Etymotic invented noise-isolating, in-ear earphones. Etymotic's original insert earphone design, developed for auditory research and medical diagnostics, used balanced armature receivers and established these speakers as the gold standard for high-definition, in-ear earphones. ER•4PT earphones, intended for sound engineers and audiophiles in constant motion, comes equipped with extra accessories and adapters.

Frequency Response20 Hz - 16 kHz
Accuracy Score4B (92%) 4S (92%) 4PT (86%)
Transducersbalanced armature
Noise Isolation35-42 dB
Impedance (@1kHz)4B (100 Ohms) 4S (100 Ohms) 4PT (27 Ohms)
Sensitivity (@1 kHz) SPL at 0.1v4B (90 dB) 4S (90 dB) 4PT (102 dB)
Maximum Output (SPL)122 dB
User Replaceable ACCU-FiltersYes
Warranty2 years
Custom-Fit OptionYes (see below)

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  • e: sales@pcwerth.co.uk
  • t: 020 8772 2700
  • f: 020 8772 2701
  • IntriCon UK Ltd
  • trading as PC Werth
  • Richardson House
  • Boundary Business Court
  • Church Road
  • London CR4 3TD
  • Registered England No.09845997
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