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Specifications
The ER4P MicroPro earphones are the next best thing to live music, with noise isolation far surpassing that of active noise-canceling earphones.
- Manufacturer: Etymotic Research, Inc
- Manufacturer Part Number: ER4P
- Manufacturer Website Address: www.etymotic.com/
- Product Line: MicroPro
- Product Series: ER-4
- Product Name: MicroPro ER4P Portable Earphone
- Product Type: Earphone
- Connectivity Technology: Wired
- Earpiece Design: Earbud
- Earpiece Type: Binaural
- Host Interface: Mini-phone
- Weight: 1 oz
- Package Contents: MicroPro ER4P Portable Earphone
, 5 ft. cord with 3.5 mm stereo phone plug , 1/4" stereo phone adapter plug , Six 3-flange eartips , 10 foam eartips , Filter changing tool , 4 replacement filters , Shirt clip , Pouch (not shown) , Storage box
Description
The Etymotic Research ER 4 MicroPro™ earphones are the next best thing to live music, with noise isolation far surpassing that of active noise-canceling earphones. The ER•4s require NO batteries, and can be plugged into any audio source. Their external noise exclusion -- 33 dB with 3-flange eartips, 41 dB with foam eartips -- allows you to hear the full dynamic range of recordings without having to play them at unnaturally high and unsafe levels. - Transparent, reference-quality sound
- For audiophiles, performing musicians and recording engineers
- For mixing, monitoring and critical listening
- Accurate real-ear response
- Unsurpassed isolation from outside sound
- Frequency response: 20 Hz to 16 kHz 4 dB
- Acoustic polarity: + electrical = + acoustic
- Transducer type: dynamic
- 1 kHz sensitivity (ER-4P): 108 dB SPL for a .25v input
- Impedance (ER•4P): 27 Ohms nominal
- Maximum output: 122 dB SPL
- Maximum continuous input (ER•4P): .75 Vrms
- Weight: less than 1 oz.
- Package Contents: ER•4 MicroPro earphones, 5 ft. cord with 3.5 mm stereo phone plug, 1/4" stereo phone adapter plug, Six 3-flange eartips, 10 foam eartips, Filter changing tool, 4 replacement filters, Shirt clip, Pouch, Storage box
- Etymotic ER-4 MicroPro also known as: ER4P, 898234000411
Returns / Policies
- Product includes the full US manufacturer's warranty
- Compuplus.com Pictures are for illustration purposes only.
- Comp-U-Plus Return Policy: 30 days exchange or money back
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