... Resistive Technology 3, Proportion:4:3 4, Resolution: 8,192x8,192 5, Operate by finger or pen Interactive white board ... and broad penWhiteboard: you can create white page, black page ,green page,etc. You can extend the page .Zoom in and out: you ... ,Compass, Clock, Searching Light, Screen Shade(drag in 3 directions),Camera.Standard Accessories:Whiteboard markerThree whiteboard markers Three markers ...