> Reading and understanding the following may get you closer to your goal, > specifically the section on volume control: > > https://wiki.archlinux.org/index.php/Acpid Hi Stan! Yeah, that's what I was looking for. Great! It will help me a lot. I think, I will now be able to get this thing to work myself. Thanks for this information. If I will stuck again, I will write again - but I think, I would not need to. Best regards Hans