> For the complete documentation index, see [llms.txt](https://itsgreq.gitbook.io/headphone-measurements/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://itsgreq.gitbook.io/headphone-measurements/hifiman/untitled-44.md).

# HE-400

1kHz bump?\
Scooped out upper mids?\
High shelf at 6kHz?\
... it's gross

<figure><img src="/files/kwXsfjIaAnAwX5i0kPLd" alt=""><figcaption></figcaption></figure>