Etymotic ER3XR Extended Response Earphones

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    Product Description

    The ER3XR in-ear feature renowned sound quality with low-end enhancement. ER3XR Extended Response earphones utilize Etymotic’s balanced armature drivers that set the accuracy standards for all in-ear earphones in its class.

    Featuring detachable cables and precision machined metal bodies the ER3XR is designed for listeners who value the accuracy and noise isolation for which Etymotic is known but prefer a more robust presence in the lower range. An assortment of eartips provide 35-42dB of external noise isolation. Also includes 4 ft detachable, reinforced cable with MMCX connectors, filter removal tool and filters, and a storage pouch.

      Studio Grade Accuracy
      • Achieves highest output sensitivity in its class with 102 dB SPL sensitivity at 1 kHz at 0.1 mV
      • High performance, precision matched, balanced armature drivers

       Noise Isolation

      • 35 dB - 42 dB noise isolation
      • Documented highest noise isolation of any earphones or headphones on the market today


      • Precision machined metal bodies with anodized finish
      • Assortment of noise-isolation eartips ensures proper seal and comfort
      • CUSTOM FIT option available
      • Detachable, 4ft. cable allows for easy replacement

       Durability and Warranty

      • 2-year replacement warranty
      • Reinforced cable for durability
      • User-replaceable filters that protect the balanced armature drivers from ear wax

       In the Box

      • Earphones
      • Assortment of ear tips
      • Filter removal tool and replacement filters
      • Pouch

    Product Specifications
    Etymotic ER3XR Extended Response Earphones Specifications
    • Frequency Respnse: 20 Hz – 16 kHz
    • Transducers: High-performance, balanced-armature micro-drivers
    • Noise Isolation: 35 - 42 dB
    • Impedance: 22 O 
    • Sensitivity (@ 1 kHz) SPL at 0.1V: 102 dB 
    • Maximum Output (SPL): 120 dB 
    • Cable: Detachable, 4 ft 
    • Warranty: 2 years
    Helpful Info about the Manufacturer
    Phone:  888-389-6684 Warranty:  1 Year
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