1)Own R&D, Original Design,Software upgrade quickly Over 14 years expeirence engaged in Software develop and research,withindependent R&D team.2)Equipment: computer+projector+whiteboard ---create interactive control environment Using a large touch screen to control a computer,show screen forcomputer operation,PC & IWB can control and display each other, achieve interactive communicate and response. 3)Infrared technology, Green Material:finger touchscreen,high sensitive,aluminum alloy frame ,honeycomb pannel surface, supportmarker writing,no radiation,no need special pen4)Software Muti-Fucntions: Network Video Through Internet or Intranet, it compatible with 500 participants synchronous network meeting.Individual Network Sketchpad Support multi whiteboards connect, support writing, drawing, operation, video play, audio ,etc resource sharing, improve remote network meeting effectiveness.Multi Languages Choice:Software support 27 kinds of operation languages ,support 10 languages hand write recognize. Touch Induction:no need special pen, use finger or any other no transparent object, for moving, click, double click, drag and right click. No Need Extra Power Supply : USB for power supply requirement and date transmission, energy-saving. Record:Convenient for review and playback the operation process on the pages.Multi Pens Choice& Other Function:Free design, free writing with different colors, different pen width, different pen styles.With spotlight, camera, amplify glass, mask, record, save, playback, print, email, etc function. No Need Driver, Dynamic Digital Sketchpad,rich Gallery Product video demon:http://www.tudou.com/programs/view/IAxYG_sll2o/