The audio guides "Lusatian Museum Land - Industry, Mining, Excursion Destinations by Bike" and "Lusatian Museum Land - Sorbs/Wends, Erwin Strittmatter, Heimatstuben" are available on the Hearonymus platform. You can find the guides using the keyword "Lausitzer Museenland", among others.
Universal links:
Lusatian Museum Land 1 (industry, mining, excursion destinations) https://direct.hearonymus.com/guide/694
Lusatian Museum Land 2 (Sorbs/Wends, Erwin Strittmatter, local history rooms) https://direct.hearonymus.com/guide/695
If you open this link on your smartphone, you will be taken directly to the relevant APP store. If you have already installed the Hearonymus app, you will be taken directly to the audio guide in the Hearonymus app.