• Signal Receiver :
• Movement Detection                             
• Infrared
• Active Area (max projection size)              
• 150 inch diagonal
• Active Area (horizontal angle)                 
• 33 +- 2 degrees
• Active Area (vertical angle)                    
• 0-30 degrees
•  
• Calibration Technology                          
• Infrared Positioning
•  
• Active Distance (from projection screen)    
• 1.5 ¨C 5 m
•  
• Connectivity Interface                        
• 1 x USB Cable (connection distance up to 20 m)
•  
• Power Requirement                         
• 4.5 ¨C 9 W (from USB port)
•  
• Power Consumption                         
• < 1.5 W
•  
• Weight                                           
• 140 g
•  
• Installation distance:
• Singe Receiver  ProJection Ratio:0.25
• Projection Size Recommend Installation Distance
• 70 inch  450mm  
• 80 inch   510mm  
• 100 inch    660mm
• 120inch   810mm
• Movement Detection Technology        
• LED Light
• Power Requirement                  
• 3 V CR12 3A x 2
• Pen Body Dimension                
• 13.5cm (length); 1.0-2.0cm (diameter)
• Pen Weight                             
• 66g (with battery)
• Net Weight                             
• 42g
• System Requirements :  
• OS Required       
• Microsoft Windows xp, vista , Win7, 8,10, Linux,Ubuntu, Debian
• Processor Type        
• Intel Pentium or above
• RAM Size              
• 128 MB
• Min Hard Drive Space     
• 30 MB

Special Features with 100 points touches (100 people can write at the same time)

• 1. Various features: 
• Strong adaptability
• Easy installation
• Supporting big screen to 150"
• Intense anti-interference
• Low cost performance.
• 2. Various installation ways:
•  Put on the desk or projectors 
• Ceiling-mount installation
• 3. USB Cable can be extended to 25M (MAX).
• 4. Modularization solution 
• Enables other products to integrate interactive function easily.
• 5. Quickly disassembled
• The storage and maintenance are very easy.
• 6. High resolution 
•  Makes it have excellent operating precision and nearly perfect writing track.
• 7. Plug and Play
• USB interface
• HID form of communications, plug and play without extra power