... -fold controller, 1pcs bus Power Supply, 1pcs Touch Panel.System Definition1,what is the Intelligent Meeting System? ... Off ModeStrengths and Weakness AnalysisTraditional meetinga)One-touch switch,Tedious operation;b)Not linking control ... off gradually, vision protection,more comfortable;e)Touched panel, fashionable;f)Luminous design, operate in darkg ... on,13-16 on/2,5,6,7,8 offShowing mode:5,6 on, 1,2,13 ...