Originally Posted By: hybrid8
The SD adapter from what I can tell is a passive device that plugs directly into the iPad.

That was my first assumption as well. The wording under the dock however caused some people I was talking to to claim that the dock was needed:

"The rear 30-pin connector lets you connect the iPad Dock to an electrical outlet using the USB Power Adapter, sync to your computer, and use accessories like the Camera Connection Kit."

I hope we are right and they are wrong...
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