Interactive equal edge infrared touch integrated machine

  Product Parameter Panel type Original A + level commercial LCD panel display resolution 1920*1080、3480*2160 Panel size 75 inches (16:9) Backlit type E-LED Valid display area 1651*929.5 Color degree  8bit，1.07B Luminance 300-350 cd/㎡ Contrast ratio 1200：1（Typ.） Visual Angle 178°（H ）/178°(V) Backlight life For> 35,000 hours each Horn 2×4Ω 10W HDMI-OUT 1 VGA-OUT 1 RG45-IN 1 USB3.0 2 USB2.0 2 Audio output 2 Headphone input 1 220v Switch 1 The 220v socket interface 1 WIFI 1 Touch parameters Touch-embedded mode Built-in one-piece The way of writing Finger, touch pen, or other> 2.5mm Number of touch points At 10 o'clock Touch resolution 32767*32767 Touch precision ±1mm Single refers to the response speed ＜8ms Minimum identification point diameter 2.5mm (support 2.8mm double fine pen full screen writing) Touch number The theoretical number is infinite Drivers Sy…