Asus Padfone

The Asus Padfone has been making waves ever since it was unveiled at Computex in May 2011.

What we saw then was a high-powered smartphone that could be slotted into the rear of a tablet shell, instantly offering the best of both worlds.

But although the device has been spotted at various trade events in the nine months since, Asus is yet to officially launch it.

That's going to happen at Mobile World Congress at the end of this month - Asus has confirmed that its chairman, Jonney Shih, will officially launch the Padfone at a press conference in Barcelona, set for Monday 27 February. But for now, here's what we know so far about the Asus Padfone...