| TECHALND WALL MOUNT VISUALIZER SPECIFICATIONS | 
| ITEM | DN-850 | 
| Camera | 1/2.7 CMOS sensor | 
| Camera head rotate horizontal | 180 degree | 
| Camera head rotate vertical | 180 degree | 
| operation | Linux | 
| FRAME RATE | 15 mfps @2592*1944    30 mfps @1080P | 
| Mouse | Connected and operate the software in the linux directly. | 
| Definition | 8,000,000 | 
| Horizontal | ≥900 TV lines | 
| USB 2.0(A type) | 2(connect with U-disk) | 
| USB2.0(B type) | 1 | 
| HDMI INPUT | 1 | 
| HDMI OUTPUT | 1 | 
| Zoom | Max 100x(optical 12X digital 10X) | 
| Focus | Auto/Manual | 
| Aperture | Auto | 
| White balance | Auto/Manual | 
| Split | screen split in 2, and live image can be compared with storaged 20 images | 
| Image processing | Color & B/W,Negative, Mirror,  Text/Image, Brightness, Freeze, OSD menu | 
| *Signal highway | Yes | 
| Storage | 20 images | 
| RS232 | 1 | 
| Upperlight | LED | 
| VGA input | x1 | 
| DC-12V output | x1 | 
| Composite Video output | ×1 | 
| VGA output | ×1 | 
| VGA output definition | 1024*768/1280*1024/1360*768 | 
| 16:9 Display | Yes | 
| 1080P Display | yes | 
| Mode save/Mode recall | Yes | 
| Dynamic fleshcorrection | Yes | 
| Remote control | Yes | 
| MODE SAVE/MODE RECALL | Yes | 
| lessons software | No | 
| Key lock | Yes | 
| Control method | Front panel and Remote control and USB and RS232 | 
| W×D×H | Set up:415*220*486mm | 
| Folded:441*220*90mm | 
| carton size: | 515X140X274mm | 
| Net Weight | 4.5KG | 
| Gross Weight | 6KG | 
| Power | External DC12V / 1.5A |