Supporting review page

Etymotic ER4SR Precision In-Ear Earphones - High Fidelity

The Etymotic Research ER4SR Studio Reference Precision Matched In-Ear Earphones are designed to provide the highest level of accuracy and fidelity for audiophiles, engineers, and…

Brand: Etymotic ResearchModel: 846430002012Price reference: $202.62Rating: 4.4/5 from 157 reviews

Product review summary

This page is intentionally secondary to the manual page and exists to provide review-oriented context.

Etymotic Research ER4SR Studio Reference Precision Matched In-Ear Earphones - Review

The Etymotic Research ER4SR Studio Reference Precision Matched In-Ear Earphones are a high-fidelity audio product designed for discerning engineers, audiophiles, and consumers wanting the most accurate in-ear earphone available. These earphones have a sleek, anodized, laser-etched aluminum body and feature high performance balanced-armature drivers that are precision matched to within 1 dB across frequencies from 100Hz to 10kHz. The noise isolation is exceptional, ranging from 35-42 dB, and the maximum output is 122 dB. Users have praised the accuracy and clarity of these earphones, noting that they are ideal for critical listening and mastering. The detachable MMCX cables are braided and reinforced, and the earphones come with assorted eartips, a 1/4" stereo phone adapter, a filter removal tool and replacement filters, a shirt clip, and a carrying case.

Pros:

  • Exceptional accuracy and clarity
  • 35-42 dB noise isolation
  • Detachable MMCX cables
  • Comes with assorted eartips, a 1/4" stereo phone adapter, a filter removal tool and replacement filters, a shirt clip, and a carrying case

Cons:

  • Expensive
  • May not be comfortable for extended listening sessions
  • Requires filter replacement over time

FAQ

Q: What is the Etymotic Research ER4SR Studio Reference Precision Matched In-Ear Earphones?
A: The Etymotic Research ER4SR Studio Reference Precision Matched In-Ear Earphones are high-fidelity earphones that are designed to deliver accurate sound reproduction. They feature detachable balanced armature drivers, noise isolation, and world-leading response accuracy.

Q: How are the drivers matched?
A: The high-performance balanced armature drivers are precision matched to within 1 dB.

Q: What is the body of the earphones made of?
A: The sleek driver bodies have an anodized finish and are made of precision machined metal.

Q: Are the cables detachable?
A: Yes, the braided cables are detachable and reinforced for durability. They measure 5 feet in length.

Q: What is the level of noise isolation provided by these earphones?
A: These earphones provide 35-42 dB of noise isolation with a max output of 122 dB.

Q: What is the frequency response range of these earphones?
A: The frequency response range is 20Hz-16kHz.

Q: Are these earphones suitable for mixing on the go?
A: These earphones are true and great for iPod iPhone use. They have good highs and mids but may be a little tinny in the bass end. They come with Ety cones that provide a nice tight fit and they are number one in noise reduction.

Q: What is the difference between the ER4SR and ER4XR versions?
A: The ER4XR has a modest bass boost, while the ER4SR is completely flat.

Q: Do these earphones come with a warranty?
A: Only new purchases made from an authorized Etymotic reseller will be eligible for warranty coverage. Amazon itself is not an authorized reseller, and warehouse deals fall under used product.

Q: How is the noise protection provided by these earphones?
A: These earphones offer excellent isolation but will not offer the same environment as true, active noise cancelling. They are not designed for protection from loud noises and should not be used in place of ear protection.

Q: Can these earphones block out jet engine noise on an airplane?
A: While it cannot be guaranteed, these earphones offer excellent noise isolation and should be able to block out a significant amount of sound in an airplane cabin.

Source documents

Official manuals and related source files discovered for this product.

Specifications

Structured product details pulled from the latest available product data.

BrandEtymotic Research
ManufacturerEtymotic Research
Model Number846430002012
ColorBlack
Weight3.2 ounces
Dimensions32 x 0.25 x 0.25 inches
First AvailableAugust 22, 2010
Product Dimensions32 x 0.25 x 0.25 inches
Item Weight3.2 ounces
ASINB01GW785KQ
Item model number846430002012
Customer Reviews4.4 out of 5 stars157 ratings4.4 out of 5 stars
Best Sellers Rank#2,166 in Earbud & In-Ear Headphones
Is Discontinued By ManufacturerNo
Date First AvailableAugust 22, 2010
Country of OriginChina
Connectivity TechnologyWired
Model NameIn-Ear Monitors
Form FactorIn Ear