tonehk
100+ Head-Fier
- Joined
- Jan 31, 2009
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It seems there is no change to the impedance of 5 ohm. this is the official website of version 2.
https://www.westone.com/store/music/index.php/universal-series/w-series/w80-earphones-3423
https://www.westone.com/store/music/index.php/universal-series/w-series/w80-earphones-3423