Brand - ViewSonic, Model - Viewsonic IFP7552-1A, Technology - 4K UHD Interactive Flat Panel, Display Size - 75 Inch, Resolution - 3840 x 2160, Display Area - 1649.644 x 927.936mm, Anti-Glare - Yes, Panel Bit - 10bit, Surface - Anti-glare, Aspect Ratio - 16:9, Display Orientation - Landscape, Brightness - 400 nits, Number of Touch - 33 points (Windows), 20 points (Android), Touch Resolution - 32767 x 32767, Colors - 1.07 Billion, Light Life - 50,000 Hours, Contrast Ratio - 1200:1 (Typ.), 5000:1 (Max. DCR Enable), Response Time - 8ms, Viewing Angel - 178 Degree (H & V), Processor - G52, Quad core, 650 MHz, RAM - 2GB, Storage - 128GB, Speaker (Built-in) - 2 x 15Watt & 1 x 15Watt (Subwoofer), VGA Input - 1, HDMI Input - 3, Audio In - 1 x PC Audio In, Audio Out - 1 x Earphone out, SPDIF - 1 x optical, Operating Temperature - 0 Degree C to 40 Degree C, Operating Humidity - 20%-80%, Embedded OS - Android 9, Wall Mounting - 800 x 400mm, Dimension - 1720.1 x 1069.6 x 118.4mm, Weight - 56.8 kg, Others - Touch Type: UFT (Ultra Fine Touch) Technology. Microphone: Built-in 8 Array Microphone, Webcam: 1 (Up to 4K 60Hz), Surface Treatment: Hardness: 7H and Anti-glare, Anti-fingerprint coating. Top Camera Plate: Yes. Light Sensor: Yes. Compatible Slot -In PC: VPC12 series; VPC25-W33-O1-1B (i5+8G+256GB SSD, Win 10 Pro), VPC25-W53-O1-1B (i5+16G+256GB SSD, Win 10 Pro), VPC25-W53-O2-1B (i5 vPro+16G+256 SSD, Win 10 Pro), VPC27-W53-O1-1B (i7+16G+256 SSD, Win 10 Pro), VPC27-W55-O2-1B (i7 vPro+16G+512 SSD, Win 10 Pro). Regulations: cTUVus, FCC, EPEAT, Mexico coc, Mexico Energy, RoHS, Energy Star 8, CEC, EMC/CE, CB, RoHS & DOC, REACH, WEEE, ErP. EEI, RCM, BIS, PSE, VCCI, CCC, CECP, BSMI., Feature - Singe-cable solution for touch, audio, video, and power via USB-C. Angular design for elevated sound and ease-of-use during class. Lag-free, pen-on-paper writing experience with Ultra Fine Touch Technology. Blue light filter, True Flicker-Free and Zero-Bonding Technology for an increased visual experience. Quad Core CPU powered by Android 9.0 OS., Warranty - 1 Year