... High Resolution,reach to 1080P Infrared Touch, all in one, computor and TV Multimedia Meeting Touch screen PC TV 55 inches All in ... Rate:4000:1-5000:1Support Hand-writing,and touch ,Clik rate: 50,000million Infrared touch technology,Intelligent office products system,Multimedia network ... GMAX4500, Network card,10、100、1000m.HD,160G SATA 540.Game,E-Books,3D wall, Meeting,Educational software.