84 inch interactive whiteboard

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Distance Learning,Video Conferencing,led tv,touch one-machine computer,Ultra High Definition(UHD),4K,Multi-touch,84 inch

Specification	84″
model	84E74
Max resolution ratio	3840*2160
Viewing angle	178°(H)/178°(V)
Color	1.06B
Brightness	350 nit
Contrast ratio	1600:1
Response time	8ms
Visable area	1860.48 mm*1046.52 mm
Interface	HDMI2,VGA1,SV-Y,SC-C,Y,PB,PR,USB2.03(TOUCH USB1),AUDIO-IN L&R,PC AUDIO*1
Industrial cooling fan	YES
Shell materia	Metal structure, section aluminum frame
Power supply spec.	Voltage range:100Vac to 240Vac
Speaker power	10W( optional )
Max consumption	<=500W
Stand-by consumption	<=0.5W
Operating temperature	0°C~40°C
Operating humidity	10%~90%,no condensation
Storage temperature	-20°C~60°C

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