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The world’s most accurate earphones just got better!
Over 30 years ago, Etymotic designed noise-isolating, detail oriented, in-ear headphones. Their original design, specially made for auditory research and hearing test, used armature balanced receivers and gained them an industry wide reputation as the gold standard for high definition, in-ear headphones.
The science of sound
Etymotic designs products to measure, improve and protect hearing, and improve the overall listening experience of music lovers everywhere. The staff at Etymotic including audio engineers, musicians, and audiologists have over 100 patents issued and pending.
Uncompromising sound accuracy
The ER4XR is the perfect earphone for music lovers and hi-fi listeners who want uncompromising sound accuracy in the mid-range level and higher frequencies, with a bit of noticeable, extra presence in the low end. The ER4XR is built with precision craftsmanship, anodized, laser etched aluminum bodies, and detachable cables. The ER4XR is perfect for anyone looking for premium, state of the art sound quality with just the right amount bass response.
- Detachable 5 ft cables
- High performance balanced-armature drivers
- Sleek driver bodies with anodized finish
- Braided cables for reduced microphonic effect
- Manufacturer’s warranty provided for products purchased from authorized resellers
In the box
- Etymotic ER4XR Extended Response earphones
- Assorted eartips and 1/4” stereo phone adapter
- Filter removal tool and replacement filters
- Shirt clip and carrying case
- Performance certificate