Using infrared touch technology, multimedia teaching all-in-one intelligent office software, multimedia network communication technology, the high clear panel display technology and so on many technology integrated into an organic whole, integrated the projector, electronic board, computer (optional), television, touch and other equipment, which integrates multi-functional interactive teaching equipment, to upgrade the traditional display terminal for full-featured human-computer interaction equipment. Through this product users can realize writing, notation, painting, multimedia entertainment and computer operation, directly open