ER•6
The ER•6 Isolator Earphones are designed specifically for use with airline audio systems, CD, DVD, iPod and other MP3 or portable players, Laptop computers.

In-ear monitoring and mixing providing greater sound output and enhanced bass. Noise isolation (34-36 dB) far surpasses that of active noise-canceling earphones -- Airline travel -- plugs directly into most airline audio systems

Highly accurate music reproduction with greater sound output and enhanced bass, Exceptional noise isolation

$189

ER•6i Isolator
The ER•6i Isolator Earphones are designed specifically for use with the Apple iPod® and other small portable players, providing greater sound output and enhanced bass.

In-the-ear secure fit for optimal performance

Highly accurate music reproduction with greater sound output and enhanced bass, Exceptional noise isolation

$199

ER•4 MicroPro Reference-Quality
The 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 -- 35 dB with 3-flange eartips, 42 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.

$399

ETY•COM
Etymotic Research combined its noise-isolating earphone and noise-rejecting directional microphone technologies to produce the most technically advanced headset of its kind. The insert earphone optimizes sound quality and noise isolation, and the close-talking directional microphone allows you to speak softly for greater privacy. With the ETY•COM, clear two-way conversation is possible in very high levels of background noise.

$99

ETY•Plugs
ETY•Plugs™ (ER•20 High Fidelity Earplugs) were developed to provide low-cost, one-size-fits-most high fidelity earplugs that can be used in a variety of noisy environments.

The goal of the ETY•Plugs™ design was the same as for Musicians Earplugs: to reduce noise but preserve sound quality; in effect, to turn down the noise but not muffle voices, environmental sounds or music.

$29