After Stiftung Warentest found harmful substances: manufacturer recalls children's product.. As of: April 4, 2024, 4:42 p.m By: Lennart Schwenck CommentsPressSplit Stiftund WarentEST tests children's headphones - the results are not exactly rosy.

Above all, increased pollutant levels were criticized. None of the headphones tested achieved a test grade of very good. The headphones that performed best were only rated “good” at 2.4.