The I-52 is the first Dualsim Adapter for the iPhone 5. One side of the adapter holds the Nanosim whereas the other side hosts a normal size sim card and is protected by a case.
Under the sim applications menu you will find the dualsim menu where you select the active simcard.
The adapter also comes with a second simtray for the iphone 4/4S, this way you can use your iphone 5 sim and adapter in an iPhone 4/4S as well.
Stay tuned for more iPhone 5 dualsim news soon to come..