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6i Isolator Earphones |
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ER6i Isolator™ is a trademark of Etymotic Research, Inc. The ER6i Isolator™ Earphones are covered by one or more of the following U.S. patents: #4,677,679 #4,763,753 #5,887,070 #6,666,295 #6,830,876, RE40696 and other patents pending.
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