Touchscreen 7 Easy 75

75” IR touch screen. Resolution: UHD (3840×2160) @60 H, Backlight: Direct LED; Brightness: 400 cd/m2. Contrast ratio: 4000:1; Direct LED, Response time: 8 ms. Built-in speakers: 2 × 12 W; 4x HDMI, 1x VGA, 2x USB 2.0, RS232, OPS computer slot.Display area: 1650 × 928 mm.The Easy Series interactive flat panels do not have an operating system pre-installed