LONGWIN Interactive LED Flat Panel adopts the most advanced infrared identification technology,combined with LED display and the related software,the touch capability can be performed on the LED TV with infrared touch frame.Without electronic pen,you can use any sticker or finger as a mouse and to write or draw on the screen.It can replace the traditional interactive whiteboard and projector, and integrated PC and TV.This machine is widely used in Kindergarten,Primary school,Senior school,University,Government meetings,Business training and TV station.