These headphones from the 1980s are STILL good!

In this video I talk about one of my favorite headphones from 1989. The Sony CD900ST (with a pad swap that bring it up to modern specs!). How have headphones changed over the years and why is this one still good?

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00:00 - Intro
00:35 - Build, Design & Comfort
02:51 - Sound: Subjective
06:20 - Sound: Objective
07:35 - Conclusion