Etymotic ER4SR Wired Earbud

Product Description

The Etymotic Research Er4Sr Is The New Reference Standard In-Ear Monitor For Those Who Demand Nothing Less Than The Highest Fidelity. The Next Generation Of Our Long Revered Flagship In-Ear Earphone, The Er4S, The Er4Sr Delivers Increased Accuracy With Greater Sensitivity. Like Its Predecessor, The Er4Sr Channels Are Matched To Within An Industry-Leading 1Db Across All Frequencies From 100Hz To 10Khz. The New Er4Sr Incorporates Sleek, Anodized And Laser-Etched Aluminum Bodies And Braided, Reinforced 5 Ft. Detachable Cables. The Er4Sr Is A Must Have For Discerning Engineers, Audiophiles, And Consumers Wanting The Most Accurate In-Ear Monitor Available. Included With Every Pair Of Er4Sr Earphones Is An Industry-Exclusive Channel Matching Compliance Graph Signed By The Etymotic Engineer Who Precision Matched And Custom Tuned The Balanced-Armature Drivers. Every Pair Of Er4Sr Earphones Is Assembled And Tuned In The United States.Transducers : High Performance, Balanced Armature Micro-Drivers.

Set Contains:

Etymotic ER4-SR Studio Reference Earphones 6.35mm stereo adaptor Assortment of ACCU-Fit eartips Filter changing tool and replacement ACCU-Filter wax filters Channel-matching compliance graph Shirt clip Airline adaptor Travel pouch Storage box