Die großen wurden wohl für Elefanten hergestellt ( die sollen ja auch Musik hören können)Also ich teste sie jetzt mal en paar Tage dann werde ich weitersehen. Si el ruido es insoportable para tus compañeros, tendrás que ponerle anillos amortiguadores, que puedes encontrar fácilmente en Amazon para este propósito. I am a fairly smart and handy person, but I spent over 8 hours trying to get this setup installed. Christmas present for my granddaughter. I had hoped to take these to Europe due to them being so light weight. these slides run huge apparently. Bought a better one which does not slip off so easy. I was sent a new pair at no extra cost, but the same thing has happened again. My son who is a gamer goes through most audio cable cords at an insane rate. Es hermoso.