Nano smart blackboard
Make teaching and learning more productive
Display and Touch Combine together make more interactive
4K UHD Display
Stunning 4K UHD can display a cystal clear image on screen.
Corner design
Full fit screen
Ultra wide angle,
students sitting on the side can clearly see the screen content
Built-in 2 high-power speakers
Switch button
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Product Specification

LEDDiagonal75 “/ 86” (As an example)
DimensionAppearance4030*1204*75mm(Without wall mount)
External size4030*1204*75mm(With wall mount)
Active Area1650*929mm
Package size(PCAP PANEL)2194*1278*159 (BLACKBLARD)1063*1278*149
PowerPower Consumption< 400W
Power Consumption(Standby)<5W
DisplayDisplay size1650*929mm
Pixel Pitch0.429×0.429 mm
ColorFHD : 8bit, 16.7 Million colors / UHD : 10bit(D), 1.07Billon colors
Contrast Ratio1400:01:00
Resolution3840*2160 pixels (4K)
View AngleViewing angle free ( R/L 178 (Min.), U/D 178 (Min.)
Input & OutputInternet Port2 line RJ45
PC Input1 line DB15 Port
PC Output1 line
YPBPR Input1 line
Video Input1 line
Video Output1 line
Earphone1 line
TV Tuner1 line Standrad IEC port
Coaxial Input1 line
Touch ParameterTouch TechnologyMETAL MASH Capacitive Touch
Touch point10 point
Cursor speed80-120point/ms
Input Voltage5V USB
Power Consumption0.5W-2W
LifeNo limitation
SystemAndriod、Linux、Windows7/8/8.1(32 /64 ) 
The perfect combination of traditional blackboard and multimedia teaching machine
QETOUCH LCD module technology, obtained multiple patents
Waterproof, dustproof, and impact resistant
Touch sensitive, magnetically absorbable
Wireless screen
178 degree viewing angle
Education software support
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