Also see:

Sony releases first 4K TV: The 84-inch XBR-84X900 — from by Ty Pendlebury
Sony has announced its first 4K television, the 84-inch XBR-84X900, which features a separate stereo speaker system and passive 3D viewing.


Where can I buy it?

Addendum on 8/31/12 — 3 65” Presenters from Ideum

Recent installation from Ideum - August 2012


 From DSC:
This relates to BYOD, Smart Classrooms, and students being able to participate and contribute content to discussions:


A piece of the Next Generation Smart Classroom -- Daniel Christian -- June 2012