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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
SKU: ER/4PT
Retail Price: Excl. VAT: £299.00 Incl. VAT: £299.00

Availability: In stock (36)

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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
Cable1.5m
User Replaceable ACCU-FiltersYes
Warranty2 years
Custom-Fit OptionYes (see below)

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