Etymotic Research ER4XR In-Ear Extended Response Earphones
Overview
Description
Developed as an update to Etymotic 's ER-4 flagship-line of earphones, the Etymotic Research ER4XR In-Ear Extended Response Earphones deliver reference-quality sound reproduction with a modest bass boost and high output levels for discerning sound engineers, audiophiles, and musicians who demand the highest fidelity.
The ER4XR feature balanced-armature technology, custom-tuned drivers, L-R channels matched within an industry-leading 1 dB, and 3-flange eartips which completely seal the ear to offer an impressive 98% of sound isolation. Their high sensitivity allows them to deliver a robust sound level up to 122 dB, making them well suited for portable media players with low output.
The ER4XR combine style and functionality with a sleek, anodised and laser-etched aluminium body, and a detachable, reinforced cable which is user-replaceable. They come with four pairs of 3-flange eartips, two pairs of foam eartips, a shirt clip, a filter removal tool &filters, and a zippered storage case.
Key Features
- Reference-quality earphones with balanced-armature technology
- Accurate in the midrange and high frequencies, with a modest bass boost
- L-R channels are matched within an industry-leading 1 dB across frequencies, from 100 Hz to 10 kHz
- High output sensitivity (98 to 104 dB)
- Earphones completely seal the ear and provide 98% noise isolation
- Reinforced, detachable cable is user-replaceable
- Sleek, anodised and laser-etched aluminium body
- Replaceable filters protect the drivers from ear wax
- Includes four pairs of 3-flange eartips, two pairs of foam eartips, shirt clip, filter-removal tool & filters, zippered storage case
Specifications
Earpiece | |
Design | In-Ear (Intra-Aural) |
Driver Type | Balanced |
Noise Attenuation | 35 to 42 dBA |
General | |
Frequency Response | 20 Hz to 16 kHz |
Sensitivity | 104 dB |
Impedance | 45 Ohms |
Maximum Sound Pressure Level (SPL) | 122 dB |
Connectivity | |
Audio Connector | 3.5 mm |
Adapter (Included) | 6.3 mm |
Cable | |
Detachable | Yes |
Cable Length | 1.49 m |
In The Box
- Etymotic Research ER4XR In-Ear Extended Response Earphones
- Detachable 1.49 m Cable with 3.5 mm Gold-Plated Stereo Plug
- 2 x Pairs Standard 3-Flange Eartips
- 2 x Pairs Large 3-Flange Eartips
- 2 x Pairs Large Black Foam Eartips
- Filter-Removal Tool and Filters
- Shirt Clip
- 6.35 mm Stereo Phone Adaptor
- Zippered Storage Case
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Details
- Product: Etymotic Research ER4XR In-Ear Extended Response Earphones
- Manufacturer: Etymotic Research
- Model: ER4XR
- SKU: ER4XR
- RM Product #: 56843
- Warranty: 2 year manufacturer warranty