Looks like Dell 2405FPW (I had one, great screen), which does rotate to portrait, but is not a touch screen.

http://images.google.com/images?q=dell+2405+fpw

Don't see any signs of third party touch screen add-ons, such as a platform under the monitor stand or a custom edge.

"Since this originates from Dreamfield.se, a group that works on HD post-production (note their about section: “Dreamfield are working with any aspect of post production and the main body of our products are made in-house.”), I’m now 99% sure this is a fake." @http://www.sampletheweb.com/2009/06/14/iphone-os-running-on-...