Two Matrox M9188 support up to 16 displays with 2560 × 1600 pixels each. --Fasten 16:48, 11 November 2009 (UTC)Reply[reply]
It might be an interesting variant to drop the touchscreen aspect of a whiteboard (or make it optional). What is the advantage for a teacher to write on a whiteboard when he can write (or select content) on a tablet PC instead? Consequently the board would be reduced to a large display. --Fasten 10:14, 2 December 2009 (UTC)Reply[reply]