I have to decide between those three. Actually A5 is in another category for me because it is more expensive. Will the cost difference worth between A5 and the others? Can you help me about the choice between AV40 and Aego M too? I only want to listen music and the important thing is clarity...

Last few weeks I've been thinking of buying an A5 for my desktop. My room is kinda small and I have a small desk but I have a ipod nano 8gb so I can use it in other rooms too. It's very expensive in my country so I'm trying to decide. To they sound that good as the review or they are just...