I'm looking for a pair of IEMs for a friend. He's transitioning from the stock Apple earphones that came with his iPod nano to something better, so I think $50 would be a good start. What are his options in this price range? It would be nice if you could recommend a brand that can be found in...

So my Ultimate Ears Super Fi 5 Pro's just died. Had them for 7 months, still under warranty. Since they are phased out Logitech is offering me a full refund. Looking for new earphones at the moment, but I prefer not to spend the whole refund on new earphones.   What's the best I can get for...