Introducing the HD 6XX

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It’s here! A revision of the HD 650, a super-popular all-rounder, the Massdrop x Sennheiser HD 6XX has the same great sound, plus a few updates that make it even easier to love.
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TekronX
0
Mar 31, 2021
I would like to know that too...
Kcatthedog1
7
Oct 31, 2020
What are the upgrades ?