Looking to buy some nice speakers at a budget prices. I'm looking at the BX5 D2s for $210 (or BX5a) or a set of JBL LSR2325Ps used from craigslist for $200 (one of the speakers has a dented dust cap, but from my understanding this has no effect on the sonic performance, and can be fixed)

So I'm currently looking to add a subwoofer to my current rig.   I'm a college student and I work like 10 hours a week so my budget is very limited. Thusly, I'm looking at something I could find for $150 or under on Amazon.   The set up is for listening to .flac and .wav, movies, and...