Any Wacom from the little "Volito" to the Rolls "Cintiq" will be perfect! :)
http://www.my-volito.com/ http://www.wacom.com/lcdtablets/index.cfm
And pocket PC too :) http://www.wacom.com/tabletpc/index.cfm
EDITED: 22 Jan 2007 by PILOU