SKU: FYC-LU75-ST400 Categories: , Brand:

Dahua Security CCTV 75” UHD Interactive Intelligent Whiteboard LU75-ST400

Share it:

75″ ultra-HD display
Metal housing, 4mm AG anti-glare tempered glass, and ultra-thin and ultra-narrow appearance
Built-in smart core and operating system, Android and Windows system as standby for each other
Detachable type design, PC module and display are separated
IR (Infrared Ray) touch technology, supports 10 points writing and 20 points touch.
Wireless screen sharing, convenient to presentation
Rich interface, plug-and-play


Display Specifications
Model LU75-ST400
Panel size 75”LED
Display ratio 16:9
Maximum resolution 3840×2160
Refreshing frequency 60Hz
Display color 1.07B(10bit)
Brightness with glass (nits) 330cd/
Contrast 1200:1
Viewing angle 178°/178°
Backlight LED
Life time 30000 hours
Audio Built-in speaker
Touch Performance
Sensing type Infrared recognition
System Windows10/Windows8/Windows7/Windows/XP/Vista/


Touch point 10 points writing and 20 points touch
Writing mode Finger, touch pen, nontransparent object
Writing response Single-touch ≥Φ6mm and multi-touch ≥Φ8mm
Response time <15ms
Positioning accuracy ±2mm
Communication mode USB
Surface hardness Toughened glass with level 7 of mohs standard
Input 1 x HDMI2.0, 2 x HDMI1.4, 1 x DP, 1 x VGA, 1 x AV, 1 x Audio
Output 1 xHDMI, 1 x Audio, 1 x Coax, 2 x Touch
Control 1 x RS232
Network interfaces 1 x RJ45 10/100/1000M self-adaptive network port
Storage control 4 x USB2.0, 2 x USB3.0
Android System
System version Android 5.1
CPU ARM Cortex A53 Dual Core CPU
GPU Quad Core Mali 450MP
Power supply AC100~240V, 50/60Hz
Power consumption ≤400W(typical), ≤0.5W(standby)
Operating conditions 0°C ~ +40°C / 10%~90% RH* Start up should be done at above 0°C
Storage conditions -20°C ~ +60°C / 10%~90% RH
Dimensions 1762.0mm × 1034.0mm × 100.0mm
Net weight 60kg
Gross weight 78kg
VESA 800*400mm
Installation mode Wall-mounted, moveable bracket(optional)
Accessory Power cable, VGA cable, USB cable, audio cable, remote control, touch pen, wall-mounted bracket
Weight 120 kg