Etymotic Research ER4 Extended Response In Ear

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Specifications

ManufacturerEtymotic Research

ModelER4 Extended Response

Part #ER4XR

TypeIn Ear

Frequency Response20 Hz - 16 kHz

MicrophoneNo

WirelessNo

Enclosure TypeClosed

Active Noise CancellingNo

ConnectionStereo 3.5mm Audio

Channels2.0

Impedance45 Ω

Sensitivity at 1 V RMS98 dB

Cord Length60"

UPC Codes846430002029

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