Qomo interactive porcelain steel infrared whiteboards hid 788896in qomo qwb200 ps h01 this porcelain steel infrared interactive whiteboard model from qomo has a 78in writeable surface and is perfect for the classroom or any area where there is a need for interactive instruction teachers can use the supplied felt pens extension wand or even their fingers to annotate over any screen while the infrared ir technology recognizes the pen or finger and can track them anywhere on the screen