MANUFACTURER NAME : ViewSonic
MFR PART NO : IFP9850
20-Point Touch. Enhanced touchscreen performance3840 x 2160 Resolution my View Board™ Annotation software View Board Cast Content Sharing software Smart Port USB™ Aspect Ratio: 16:9Static Contrast Ratio: 1,200:1Backlight Life (Hours): 50,000Brightness: 350 cd/m2Immersive stereo sound