EXTRA THING

Sony XB300

SONY XB500

Series of SONY Extra Bass

d more bass u get d much more to pay for. aim for powerful headphone. but not powerful of pocket. if u hv such powerful headphone,u can fully use of it. not going to hide it. hide it in not the dream for a powerful headphone. i fully support use of powerful headphone.so u go ahead.no matter how me.

u ll regret if over the chance.not mind for me if cant get the extra bass headphone

remark : if something u expect, u should do it well b4 it. i try to.