I have recently got a pair of sennheiser hd439 and have done some searching and found that i can do a bass mod. http://www.head-fi.org/t/651378/mod-hd-439-the-budget-bass-king   I want to know how safe it is because i cant afford to buy a new pair of headphones. my biggest concern is...

do you think these are better that the vmoda crossfade lp?

thanks

Im looking for a pair of headphones for under $100 they must have:   detachable cable i like bass lisen to a lot of rap and hip hop   and i live in australia so prices are a bit higher.   currently looking at shure srh440 akg k240 skullcandy aviators  v moda crossfade lp2 (too...