Name: Etymotic ER-4XR
Brand: Etymotic

All specifications

Specifications ER-4XR

Colour

Connection and design
Design	in-ear
Connection type	wired
Connection	mini-Jack (3.5 mm) Jack (6.35 mm) / adapter /
Plug	L-shaped
Cable supply	double-sided
Cable length	1.5 m
Cable type	round
Detachable cable


Specs
Impedance	45 Ohm
Frequency range	20 – 16000 Hz
Sensitivity	98 dB
Emitter type	reinforcing

Microphone specs
Microphone	on cable


General
In box	silicone tips polyurethane tips case replaceable filters, clip
Official Website	etymotic.com
Added to E-Catalog	July 2017

E-Catalog UK editor, Headphones

Olexandr Cherkashche…, edited 08.04.2026

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
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	Etymotic ER4XR Noise Isolating Earbuds Earphones - Black Amazon.co.uk Delivery: in United Kingdom Report		£300.15 Buy in shop

	Etymotic ER4XR In-Ear Monitors Scan.co.uk Delivery: to United Kingdom Report		£299.99 Buy in shop

	Etymotic ER4-XR Earphones Extended Response P000591 The Etymotic ER4-XR Earphones Extended Response deliver the highest response accuracy of any in-ear headphones with the extra low-end enhancement for users who love bass. Offering nearly 100 percent noise isolation the ER4-XR Earphones block out most sounds and completely seal the ear meaning you can reduce the risk of listening at unsafe levels. W... moreith a professional and reliable build the Etymotic ER4-XR Earphones are guaranteed to last. Gear4Music.com Delivery: in United Kingdom Report		£314.00 Buy in shop

	Etymotic ER4-XR-BT Reference Earphones P002217 The Etymotic ER4-XR-BT Reference Earphones are high-end in-ear monitors which provide reference-grade sound with matched left/right channels for exceptional sonic accuracy and immersion. Utilising a single-driver design the ER4-XR-BT delivers class-leading passive isolation and an ultra-wide frequency response. The decision to use a single driver e... moreliminates the need for crossovers which results in pinpoint precision when it comes to sound reproduction. Providing a flat frequency response and accurately reproducing the sound of a live performance the ER4-XR-BTs deliver an immersive listening experience like no other earphone. Equipped with Bluetooth 5.0 connectivity with support for the latest codecs the ER4-XR-BTs deliver 24-bit/48kHz lossless playback. Whilst the ER4-XR-BTs provide optimal isolation so you can focus on the music; you can also activate Awareness Mode when needed. This mode lets in ambient noise allowing you to hear everything around you - perfect for when you need to talk to someone without removing your earbuds. Included with the ER4-XR-BT is the Etymotion BT Bluetooth cable which features an integrated 3-button controller allowing you to skip between tracks change volume and even take calls. You can also attach the cable to your clothing using the included shirt clips for added convenience. Gear4Music.com Delivery: in United Kingdom Report		£399.99 Buy in shop

Etymotic ER-4XR

Buy Etymotic ER-4XR

Etymotic ER4XR Noise Isolating Earbuds Earphones - Black

Etymotic ER4XR In-Ear Monitors

Etymotic ER4-XR Earphones Extended Response P000591

Etymotic ER4-XR-BT Reference Earphones P002217