Strongly committed to the development of high fidelity products that are designed to measure, improve, and protect your hearing, Etymotic Research is at the forefront of in-ear headphone technology. Etymotic is unique for their commitment to both a superior listening experience with the sensational ER-4 microPro in-ear-monitors, and the preservation of your valuable hearing with the highly effective ETY-Plugs. Never content with the status quo, Etymotic released the world’s first in-ear high fidelity noise cancelling earphones and have gone one-step further with the wireless Bluetooth version, the ety-8.

Established in 1983, ER's mission is to design high-fidelity products to measure, improve and protect hearing. ER has developed and patented some of the most innovative hearing technology available today. ER's products are used worldwide by scientists, hearing practitioners, hearing-impaired consumers, professional and amateur musicians, and others who insist on superior sound quality. With more than 89 patents and countless consumer electronics awards, Etymotic’s products are used all around the world by discriminating listeners.