BenQ Education RE8601 86" LCD Touchscreen Monitor - 8 ms - 86" Class - Infrared - 20 Point(s) Multi-touch Screen - 3840 x 2160 - 4K UHD - In-plane Switching (IPS) Technology - 400 Nit - Direct LED Backlight - Speakers - HDMI - VGA - 3 x HDMI In: