The first is DIY my me, using Cardas litz #24 wire, a Switchcraft 3.5 plug, covered in soft nylon multifilament. $20
The second is a Jenna Labs LOD with a charging jack on the back of the 30-pin plug, using a Switchcraft 3.5 plug. $35
The third is a digital iPod dock, DIY by me, using solid silver wire, covered in Teflon tubing. $40 SOLD
Prices are net to me, but include shipping to conUS.
Thanks for looking.