Following its earlier partnership with speaker maker Sonic Impact, fashion company Roxy has announced a new audio products tie-up with JBL that will see a co-branded line of headphones and earphones released—the first for the female lifestyle brand. JBL’s new line will include traditional earbuds, in-ear, and on-ear headphones, each available in a variety of fashion colors. The new collection will be available in May 2009; further details,…