Etymotic ER20XS High Fidelity Earplugs Size:Standard (Clear) The target curve that Etymotic

The target curve that Etymotic is using for tuning our IEMs differs slightly from the Harmon preference curve

Silicone Gel Cooling earmuffs

Adjustable strap for a secure fit

reducing noise by approximately 22 decibels

- Removable lithium-ion battery

Etymotic ER20XS High Fidelity Earplugs Size:Standard (Clear) The target curve that EtymoticEtymotic ER20XS High Fidelity Earplugs are the highly awaited next generation of Etymotic's industry leading ETYPlugs High Fidelity Earplugs for musicians. Etymotic ER20XS High Fidelity Earplugs feature patented Hi Fi technology that lets you hear all frequencies clearly, just as if you had no plugs in, but at a lower volume level. Features New, discreet design Performance matches Etymotic's original high fidelity earplugs developed for musicians