These sites all list the C290 as having the Telechip TCC8200
http://www.gizmolounge.net/2007/08/teclast-c290.html http://www.futuredaps.com/index.php?...d&productId=28
Edit: You know, even though most of the sites list it as having a Telechip, I'm beginning to think it does indeed use the same old Rockchip as the C280.