I got the wrong cord I got the Shure volume attenuator. I can actually reach down and control the volume while working out

what I want is a cheap cord that I can ff or rew when working out or pause when someone talks to me

Will this item work with the blackberry (namely, my 8900)

Griffin Auxiliary Audio Cable With Inline Remote (Walmart said yes but I wanna make sure)

Amazon.com: Auxiliary Audio Cable with Inline Remote Control: Electronics