| Specification | 
                                                    
                                
                                    
                                                                                     Focus: Automatic; 
                                                                                     Material: Plastic; 
                                                                                     Usage: Business, Teaching; 
                                                                                     Type: Auto; 
                                                                                     Image Sensor: 1/3" Exmor CMOS; 
                                                                                     Effective Pixel: 4.0MP(2560X1440); 
                                                                                     View Angle: 90(Wide) - 50(Tele); 
                                                                                     Video Compression: H.264; 
                                                                                     Power Supply: DC12V, Poe; 
                                                                                     Zoom: Optical:12X, Digital:12X; 
                                                                                     Control Protocol: Pelco-D / Visca / UVC; 
                                                                                     Focal: 2.4mm; 
                                                                             
                                 
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                                                                                     Focus: Automatic; 
                                                                                     Scan Size: A6, A5, A4, A3; 
                                                                                     Material: Plastic; 
                                                                                     Usage: Home, Business, Teaching, Training; 
                                                                                     Type: Office, Classroom Use; 
                                                                                     Interface Type: USB; 
                                                                                     Resolution: 3840*2160; 
                                                                                     Frame Rate: 3840*2160@20fps; 
                                                                                     Max Scan Size: A3; 
                                                                                     Image Sensor: 1/2.8" CMOS; 
                                                                                     Customize: Support; 
                                                                                     Color: Silver; 
                                                                             
                                 
                             | 
                                                    
                                
                                    
                                                                                     Focus: Automatic; 
                                                                                     Scan Size: A6, A5, A4, A3; 
                                                                                     Material: Plastic; 
                                                                                     Usage: Home, Business, Teaching, Training; 
                                                                                     Type: Office, Classroom Use; 
                                                                                     Interface Type: VGA, HDMI, USB; 
                                                                                     Resolution: 3840*2160; 
                                                                                     Frame Rate: 3840*2160@30fps(Maximum), 1920*1080@30fps(Optional; 
                                                                                     Max Scan Size: A3; 
                                                                                     Image Sensor: 8 Mega Piexels; 
                                                                                     Customize: Support; 
                                                                                     Color: Black; 
                                                                             
                                 
                             | 
                                                    
                                
                                    
                                                                                     Focus: Automatic; 
                                                                                     Scan Size: A6, A5, A4, A3; 
                                                                                     Material: Plastic; 
                                                                                     Usage: Home, Business, Teaching, Training; 
                                                                                     Type: Office, Classroom Use; 
                                                                                     Interface Type: VGA, HDMI, USB; 
                                                                                     Resolution: 3840*2160; 
                                                                                     Frame Rate: 3840*2160@30fps(Maximum), 1920*1080@30fps(Optional; 
                                                                                     Max Scan Size: A3; 
                                                                                     Image Sensor: 8 Mega Piexels; 
                                                                                     Customize: Support; 
                                                                                     Color: Black; 
                                                                             
                                 
                             | 
                                                    
                                
                                    
                                                                                     Focus: Automatic; 
                                                                                     Scan Size: A6, A5, A4, A3; 
                                                                                     Material: Plastic; 
                                                                                     Usage: Home, Business, Teaching, Training; 
                                                                                     Type: Office, Classroom Use; 
                                                                                     Interface Type: USB; 
                                                                                     Resolution: 3840*2160; 
                                                                                     Frame Rate: 3840*2160@20fps; 
                                                                                     Max Scan Size: A3; 
                                                                                     Image Sensor: 1/2.8" CMOS; 
                                                                                     Customize: Support; 
                                                                                     Color: Silver; 
                                                                             
                                 
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