Transform from pad to notebook mode with optional keyboard docking station The Transformer sets itself apart from other tablets on the market by featuring an optional docking station. (bgr.com)
That being said, the Transformer 1 is still a really nice tablet and it offers more versatility over the iPad with the additional ports and optional keyboard dock accessory, which makes typing a lot easier. (the-ebook-reader.com)
There are also optional keyboard docks - both from Samsung's, and upcoming ones from Logitech and Zagg. (tomshardware.com)