Etymotic Research ER4SR Studio Reference Precision Matched In-Ear Earphones Philips Audio connect the transmitter dock to

connect the transmitter dock to your TV through supplied 3

Advanced active noise cancelling technology quells airplane cabin noise

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UPC: 190280100528

Frequency Response - 17 - 21

Etymotic Research ER4SR Studio Reference Precision Matched In-Ear Earphones Philips Audio connect the transmitter dock toBrand: Etymotic Research Color: Black Features: High performance balanced Armature drivers are precision matched to within 1 dB Sleek, anodized, laser etched aluminum body Braided, reinforced 5ft detachable MMCX cables 35 42 dB of noise isolation with a max output of 122 dB Precision machined metal bodies with anodized finish Publisher: Etymotic Research Details: The Etymotic Research ER4SR is the new reference standard in ear monitor for those who