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Product Dimensions Touch method Handwriting encryption Electromagnetic handwriting Anti-peeping film Power input Operating temperature Storage temperature Interface Type Extended functions Anti-vibration Shock-resistance | 17cun/19cun/21.5cun (cun, a measure unit of length, 1cun=3.333centi meter) Multi-point embedded industrial-grade touch screen Hard encryption, support encryption methods of DES3DESSM2SM3SM4 and etc. Support passive/active electromagnetic handwriting screen 30° on the left and right respectively 12V dirrect-current(DC) input -10℃-+60℃ -20℃-+70℃ VGAHDMI video interface; USB B touch communication interface Built-in speaker 5~19Hz/1.0mm amplitude; 19~200Hz/1.0 acceleration 10G acceleration (11mm period semi-aseismatic sine-wave) |
Product Dimensions | 17 cun(cun, a measure unit of length, 1cun=3.333centi meter) | Color Angle | 16.7M |
Resolution | 1280*1024 | Viewing angle | Full viewing angle |
Brightness | 250cd/m2 | Viewable area | 476.64x 268.11 |
Contrast ratio | 3000:1 | Viewable area | 4:3 |
Product Dimensions | 19 cun(cun, a measure unit of length, 1cun=3.333centi meter) | Color Angle | 16.7M |
Resolution | 1280*1024 | Viewing angle | Full viewing angle |
Brightness | 250cd/m2 | Viewable area | 476.64x 268.11 |
Contrast ratio | 3000:1 | Viewable area | 4:3 |
Product Dimensions | 21 cun(cun, a measure unit of length, 1cun=3.333centi meter) | Color Angle | 16.7M |
Resolution | 1920x 1080 | Viewing angle | Full viewing angle |
Brightness | 250cd/m2 | Viewable area | 476.64x 268.11 |
Contrast ratio | 3000:1 | Viewable area | 16:9 |