Etymotic MicroPro ER-4S Stereo Earphone

Electronics > Personal Audio > Headphones

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Mfg Part# ER4S

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Product Information

Reviews

Pros / Cons

ER-4S Stereo earphone have the most accurate frequency response for reproducing CD and MP3 recordings. The sensitivity is comparable to home and professional earphones. ER-4S Stereo earphone are ideal for home stereo use and computer use. ER-4S Stereo earphone can be used with a Earphone amplifier when using low power portable devices. ER-4S is the earphone preferred by musicians and audiophiles.

General Information

Manufacturer:
Etymotic Research, Inc
Manufacturer Part Number:
ER4S
Manufacturer Website Address:
www.etymotic.com
Brand Name:
Etymotic
Product Line:
MicroPro
Product Name:
MicroPro ER-4S Stereo Earphone
Product Type:
Earphone

Technical Information

Connectivity Technology:
Wired
Cable Length:
60"
Sound Mode:
Stereo
Impedance:
100 Ohm
Minimum Frequency Response:
20 Hz
Maximum Frequency Response:
16 kHz

Earpiece

Earpiece Design:
Earbud
Earpiece Type:
Binaural
Earpiece Sensitivity:
108 dB

Interfaces/Ports

Host Interface:
Mini-phone

Physical Characteristics

Form Factor:
Open
Weight (Approximate):
1 oz

Miscellaneous

Package Contents:
1 x MicroPro ER-4S Stereo Earphone 1 x 5 ft. cord with 3.5 mm stereo phone plug 1 x 6.35mm stereo phone adapter plug 6 x white 3-flange eartips 10 x foam eartips (medium) 1 x Filter changing tool 4 x replacement filters 1 x Shirt clip 1 x Zippered pouch 1 x Storage box
Additional Information:
Lightweight and portable High accuracy 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% Optional Accessories: Airline audio jack adapter Cable to convert "P" to "S"

Warranty