> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.brainwave3d.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Which file format is streamed?

The frequencies, meditations and hypnoses are played in our Brainwave3D app in MP3 format with maximum quality.