I posted this tear-down thread from computeraudiophile.com that Usarmyvet91 is referring to in the other 'msb ilink vs. Wadia 170 ipd dock' thread. I'll post it again here for the benefit others:
http://www.computeraudiophile.com/content/Teardown-Wadia-iTransport#comment-7413
http://www.computeraudiophile.com/content/Teardown-Wadia-iTransport#comment-7413