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Etymotic ER4XR Noise Isolating Earbuds Earphones Black

Name: Etymotic ER4XR Noise Isolating Earbuds Earphones Black
Brand: Etymotic Research
SKU: 508b6b780baf7f4bcc222c963945fa64
Rating: 5 (2 reviews)

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Amazon Accuracy in the midrange and high frequencies with extra presence in the lower end ACCU-Driver balanced-armature, precision-matched, custom-tuned drivers Industry-exclusive channel-matching compliance graph ACCU-Filter user-replaceable filters protect the balanced-armature drivers from ear wax Kevlar-reinforced cable for extended durability Frequency Response: 20 Hz - 16 kHz; Noise Isolation: 35-42 dB; Maximum Output (SPL): 122 dB.

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Description (1)

Accuracy in the midrange and high frequencies with extra presence in the lower end ACCU-Driver balanced-armature, precision-matched, custom-tuned drivers Industry-exclusive channel-matching compliance graph ACCU-Filter user-replaceable filters protect the balanced-armature drivers from ear wax Kevlar-reinforced cable for extended durability Frequency Response: 20 Hz - 16 kHz; Noise Isolation: 35-42 dB; Maximum Output (SPL): 122 dB.