MANUFACTURER NAME : ViewSonic
MFR PART NO : IFP7550
Built-in ARM Quad-core CPU with 16GB Storage.20-point Multi-touch Interactive Screen capability75-inch Screen size Ultra HD Resolution (3840 x 2160 4K)Floating Pen – Annotation on Demand Qwizdom Oktopus and Ximbus Solutions Out-of-Box Collaboration View Board Interactive Annotation Software (Free Download Available)3-year limited.