"Bob" wrote in message
. ..
Have you considered the Xbox 360?

http://www.microsoft.com/windows/pro.../extender.mspx



But the XBox Extender only works with Media Centre, so if the OP wants to
show the use of an application, or a Powerpoint presentation, he's have to
use a wireless VGA sender. You can get ones for HD now, using DVI or HDMI
connections.

http://www.connectivity.avocent.com/...ge/mpx1000.asp

ss.