The smartphone and tablet will both have front-facing cameras for video conferencing, they will share one SIM card for 3G access, and storage will also be shared across both devices. The Padfone's operating system appears to be a mystery, as the company hasn't confirmed which Android flavor it is using.

During the company's Computex presentation, Chairman Jonney Shih was clearly showing off a Honeycomb tablet. But considering that Honeycomb is for tablets only, the device may end up running , the next Android flavor, capable of working on both phones and tablets.

Asus's new smartphone-tablet combo is an interesting take on mobile hybrid devices. And the tablet dock appears to make more sense than slapping your phone into a laptop shell since a tablet and phone interface are so similar.

You can see Shih introducing the on YouTube.

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