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Etymotic MicroPro Stereo Earphone - ER4S

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Etymotic MicroPro Stereo Earphone - ER4S
The next best thing to live music, with noise isolation far surpassing that of active noise-canceling earphones. No need for batteries.
Price: $191.99
QTY:
Availability: In Stock
eCOST Part #: 3493276
Manufacturer: Etymotic
MFG Part #: ER4S
Item Condition: New 
Overview
Technical Specifications

The ER4S MicroPro earphones are the next best thing to live music, with noise isolation far surpassing that of active noise-canceling earphones. The ER4Ss require no batteries and can be plugged into any audio source. Their external noise exclusion allows you to hear the full dynamic range of recordings without having to play them at unnaturally high and unsafe levels.

Features:  
• Lightweight and portable
• High accuracy
• 35dB External noise exclusion
• 92% Response Accuracy
 
Specifications:
• Connectivity: Cable
• Compatibility: Home Audio, Personal Audio, Computers
• Noise isolation: 20-25 dB
• Acoustic polarity: +electrical = +acoustic
• Transducer type: Balanced armature
• Maximum output: 122 dB SPL
• Maximum continuous input: 3.0 Vrms
• External noise exclusion: 35 dB
• Response Accuracy: 92%
• Frequency Response: 20Hz to 16kHz
• Design: Ear Buds
• Sound Mode: Stereo
• Driver Unit Size: 13 mm
• Plug Type: 3.5 mm ; 6.35 mm
• Cable Length: 5 ft.
Manufacturer Information
Parts Warranty 1 year
Labor Warranty 1 year

Your product is backed by either the manufacturer's warranty or the warranty provided by our other quality suppliers.  Open Box items are excluded from manufacturer warranty.  To request more information on a product warranty prior to purchase you can check via the manufacturer's website if the product is backed by a manufacturer's warranty or contact us at: warranties@eCOST.com or call 877-888-COST (2678). Please include the eCOST.com part number: 3493276

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