Nokia has Revealed some more info. about the Windows Tab they Are developing.

According to Nokia The Tab will have a 10.1 inch Brilliant Display, HDMI out, USB ports and calling facilities. The most interesting part of the tablet is its battery equipped keyboard cover. The Cover includes a keyboard, a kickstand and has an inbuilt battery that can be used to power the tablet once it runs out of battery or is low on battery. The tablet will have a 10 hour battery capacity with fast charging that boosts the battery capacity to 50% in a short period of time. The tablet will run on an ARM chip with Windows 8 RT O/S and will be unveiled at MWC 2013.