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Etymotic Research MicroPro™ ER-4P Consumer Headphones 
Etymotic Research MicroPro™ ER-4P Consumer Headphones

 
Etymotic Research MicroPro™ ER-4P Consumer Headphones

Manufacturer Part: ER4P
Brand: Etymotic Research
Model: MicroPro™ ER-4P
Connectivity: Cable
Compatibility: Personal Audio
Frequency Response: 20 Hz - 16000 kHz
Product ID: EPID69792385
Description: The ER-4 MicroPro(tm) earphones from Etymotic are the next best thing to live music, with noise isolation far surpassing that of active-noise-reduction earphones. The ER-4's require no batteries, and can be plugged into any audio source....
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Product Information
The ER-4 MicroPro(tm) earphones from Etymotic are the next best thing to live music, with noise isolation far surpassing that of active-noise-reduction earphones. The ER-4's require no batteries, and can be plugged into any audio source. Their 20-25 dB of external noise exclusion allows you to hear the full dynamic range of recordings without having to play them at unnaturally high and unsafe levels.

Product MPN
MPNER4P

Key Features
ConnectivityCable
UsageConsumer
CompatibilityPersonal Audio
DesignEar Buds
Sound ModeStereo

Technical Features
Driver Unit Size13 mm
Frequency Response20 Hz - 16000 kHz
Impedance27 ohm
Sensitivity109 dB

Other Features
Cable Length5 ft.

Dimensions
Weight1 oz.

Miscellaneous
UPC898234000411

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