@Tweener, The sound of the AK 100 in combination with the IE800 is great. I've never heard a RWAK 100, so I cannot say if the Sennheisers do sound different. The differenz between the Shure SE 535 and the IE800 is like day and night. The shures sound extremely analytic in the mids and highs but...

Wow, it took me 4 days to read me through that thread but it was worth it! I own a AK 100 for 3 weeks now. First tried it with my Shure SE 535 which sounded not that good. There was very little bass. So I had the chance to buy a 14 days old Sennheiser IE800 and what a difference! This is what I...