I'm looking for a pair of IEMs so wear outside and I'm deciding between the heaven V and the f4100. My other IEMs are Sony XBA-H1 which has not enough treble and my custom 1964 V3 which I really like but don't like to take outside too much. Of the heaven V and the f4100, which would be a better...

You may want to check out JBL's line of headphones. I am pretty sure they all have detachable cables and they all have JBL PureBass performance for powerful low end sound. The J55 and J88 are both good choices at around $80-$150 respectively I believe.

Hey, I have owned these headphones for a while now I guess I will post a review. I am comparing them to the older Klipsch S4i (compare at $110) as well as the Monster Copper Turbine Pro (compare at $400). Cons: very large design protruding from ears, rubber ear tips provided are very...