The headphones have I been for the 2nd time bestellt.Einen for me and one for my son. Through the handset itself the others have, I have enough good geschrieben.Dem nothing hinzuzufüge.Aber the service of CSL should here once erwänt werden.Meine headphones from July 2014 true at once broken, after a short inquiry by mail at CSL was me the listener immediately exchanged without problems. Since other traders should ne slice of cutting. 5 stars for the product and 10 stars for CSL