







| Monitor Version | Model | B19D | B21D |
| Android version | Model | B19A | B21A |
| Panel info | Screen Size | 19inch | 21inch |
| Aspect Ratio | 3:1 | 3:1 | |
| Display Outline Size(mm) | 494.5*114.4*46 | 545.9*62.5*36 | |
| Display Area(mm) | 476.6(W) × 89.4(H) | 529.4(H) × 36.4(V) | |
| Resolution | 1920X360 | 1920X132 | |
| Brightness | 300cd/m2 | 300cd/m2 | |
| Contract Ratio | 1200:1 | 1200:1 | |
| Viewing Angle | 89/89/89/89 | ||
| Others | Apperarance | Black metal shell | |
| Installation | VESA holes available, Wall mounted hanging rack optional | ||
| Android version | CPU | RK 3288,Quad core Cortex A17 1.8 GHz | RK 3288,Quad core Cortex A17 1.8 GHz |
| RAM | 2G(DDR3) | 2G(DDR3) | |
| Flash | 16G (NAND FLASH ) | 16G (NAND FLASH ) | |
| Operating System | Android OS 7.1 | Android OS 7.1 | |
| I/O Port | USB*2/ TF Card Slot/ LAN RJ45 | USB*2/ TF Card Slot/ LAN RJ45 | |
| Monitor Version | Interface | HDMI x 1 | |
| Accessories | Power cord, Mounting Bracket | ||