The Windows Mobile Diamond2 may be headed to AT&T soon, but rival T-Mobile is hoping to stir up some competition with a Nokia internet tablet called the N900. Not much is known yet about the device, but a leak of some glorious press shots could signify an imminent announcement, especially since Nokia Congress is coming up next week.

The device seems to be retain phone functionality will keeping a large display for web browsing to keep in line of its internet tablet moniker. Furthermore, Nokia is eschewing the Symbian S60 operating system for a Linux-based Maemo user interface.

For those that want a keyboard, T-Mobile’s also got their branded version of the Touch Pro2.

(via: Boy Genius Report)