Features:
Accurate pen recognition     
Auto-recognize size of touch spot    
Touch recognize within 1-2 mm    
Dust and strong light prevention    
Intelligent multi-touch    
Smooth drawing with fingers    
7x24 hours display    
Optional for commercial & educational whiteboard    

Specifactions:
Item No.    EM-MT2210A
Size    22''
Type    Infrared multipoint
Touch Point    4 Point(6/10/16/32 point optional)
Touch Pressure    0
Transmittance    >92%（No glass, Transmittance is 100%）
Physical Touching Resolution    644*357
Minimum Recognition Point    2mm*2mm
Minimum Touch Spot Detection    1mm
Interface    USBx1
Response Time    10ms
CPU    I3
Memory    4G
Hard Disk    500GB
Panel Size    476.64*268.11mm
Ratio    16:09
Resolution    1920*1080
Brightness    250cd/m2
Contrast     1000:01:00
Response Time    5ms
Video System    PAL/NTSC
Interface    Interface of PC Mainboard: Power 

supply,HDMI,VGA,USB3.0,RJ45,USB2.0, MicPhone, Earphone, 

Optical Fiber
    
Connecting Interface    No
Speaker    
Power    AC90-264V 50/60HZ
Consumption    <=60W, stand-by <=0.5W
Other    3D video processing, display via USB, Power-off 

memory, dormancy for energy-saving
Anticollision toughened glass    4mm
Size    505*369*76 mm
Net Weight    10KG
Gross Weight    13KG
Environment    Relative humidity <=80%,Storing humidity 

-10 — +60°C, Operating humidity 0 — +40°C