There is mention there are dual cameras, USB ports, and can run for GSM, CDMA, and Wi-Fi. In January there were reports that the chip is devoted to iPhone Apple A5 and iPad 2. Using the ARM Cortex-A9 processor dual core, who works four times faster than before.
And recently rumored that iPad 2 is using carbon fiber materials. Which is true, you should wait what happened on March 2.