This review won't be too detailed, just a vote of respect for such a fine pair of headphones.  I tend to like warm toned headphones, rather than purely neutral sets, and the Philips Fidelio X2 has met my expectations in its ability to bring some bass into play, while keeping the airiness of open back headphones intact.  Sound stage is wide, but not deep with this set, and it has great energy/liveliness to the sound.   Though bass is its main claim to fame, the X2 doesn't seem to reach deep into the sub-bass regions, so for pure bass heads, it may...

The NAD VISO HP50 could have been a truly outstanding headphone.  They produced a set with great sound, with a marvelous midrange, bass when it is called for in the music and highs that do not sound shrill, glaring or in any way harsh to the ear.  And for a closed back headphone, it has decent sound stage, though I don't think the "Room Sound" technology is superior to that of open back headphones I've tried in the same price range, or even some open backed headphones that are much less expensive.   If anyone has seen the review from the Wirecutter...

This was the first headphone that I bought based on the overwhelmingly positive reviews from members here.  I was completely surprised at how much I disliked them when they arrived, and said so on the forums, where I was told to "burn them in".  I followed instructions on this and found there was virtually no change in their sound.  Muddy bass is the only way to describe their sound, and it overcame the mids on virtually all the music I tried them with.  And they introduced some distortion to highs that I couldn't reproduce using any other set of...