About this gear
The ER6i is Etymotic's consumer-oriented take on their reference IEM philosophy, featuring a single balanced armature driver tuned for accurate, neutral reproduction across the frequency spectrum. Released in 2004, it brings the company's hearing research expertise to portable audio with a clinical attention to detail, making it ideal for audiophiles and audio professionals seeking transparent sound without coloration.
About Etymotic

American hearing research company founded in 1983 by Dr. Mead Killion in Elk Grove Village, Illinois. Etymotic literally means 'true to the ear' — their ER4 series defined the concept of reference IEM tuning, adhering to the diffuse-field target response with scientific precision. Known for deep-ins...
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