How do I fix this. The right side earphone fell off. The bottom of rod appears threaded but will not screw into plastic retainer. Seems to have to be jammed in which will not hold. How is this rod supposed to be attached to plastic ring after it is slipped through square piece that identifies L...

I currently use Grado PS 500 h/p and both 30 pin and newer connector iPods. I use an Electric Ave PA2V2 portable amp and would like to get something better. Need advice, Schiit  makes a couple of units that seem to be good in $101-$250 range. (Not looking to spend any more) After looking at them...

I use an Apple iPod Classic and Grado PS500 . I am thinking about buying a PA2V2 portable amp. Am I wasting my money on this amp or should I go with something else, (not too expensive). My music tastes are all over the map.I am happy with my setup but an amp should make listening even more...

I hate to seem like a dummy, but is a Rockbox an amp? If so is it portable or does it plug into house current? All I see is that it works with Ipods. What does it do? Tom S.