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I love the sound and isolation of the Etymotic ER-4 in-ear monitors, but they are not the type of IEMs you can quickly pull-out and re-insert; you've got to penetrate the orifice really deeply.
I love the sound and isolation of the Etymotic ER-4 in-ear monitors, but they are not the type of IEMs you can quickly pull-out and re-insert; you've got to penetrate the orifice really deeply.