Smart blackboard

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Touch parameters

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LED Display parameters

 

LED display size 86 inches(16:9)
Display type LED
Screen display size 1895(W)×1066.4(H)  mm
Physical resolution 3840 (H )×2160 (V) (UHD)
Display color 8bit, 1.07B
Refresh rate 60HZ
Brightness 300-350cd/m2
Contrast 1400:1(Typ.)
Perspective (degrees) 178°
Display protection 4mm Tempered anti-shock explosion-proof high transparent white glass
Backlight life 50000 hours

 

Hardware parameters

Image format PAL/SECAM/NTSC (Option)
Sound system BG /DK /I/L
Channel storage 200
Decoding 3D digital comb filter, 3D image motion noise reduction, 3D motion adaptive comb filter, etc.
Speaker specification 8 Ω15 watt × 2 subwoofer speak 
Audio characteristics Balance, automatic volume control, surround sound, equalizer
Input AV: 1 set (3 in 1 port)
RF:1 set
VGA: 1 set
Audio: 1 set
Ypbpr: 1 set
LAN:1 set
TF card :1 set
HDMI: 1 set
Touch USB: 1 set
USB3.0: 2 sets
Output AV OUT: 1 set (3 in 1 port)
Earphone:1 set
WIFI 2.4G

 

Touch technology Projected capacitive touch technology (10 points)
Writing method Finger, capacitive pen
Positioning accuracy ≤2mm
Communication Interface USB
Number of touches Unlimited
Scanning speed 10 ms/frame
Report rate 100