There's already quite a lot of nice stuff in this price range.
Depending on personal sound signature preference, those are some models that pop intp my mind (no particular order):
Brainwavz M3
Ostry KC06A
Havi B3 Pro1
MEE A151
PMV A 01
Fidue A65
Logitech/UE UE600vi (when it was on sale in the end)
FiiO EX1
Depending on personal sound signature preference, those are some models that pop intp my mind (no particular order):
Brainwavz M3
Ostry KC06A
Havi B3 Pro1
MEE A151
PMV A 01
Fidue A65
Logitech/UE UE600vi (when it was on sale in the end)
FiiO EX1