| Screen size | 7.5 inches |
| Product size | 208*44*149.4mm (length × width × height) |
| Screen color | black, white and red three-color screen display |
| Screen resolution | 800*480 |
| Visible area | 163.20 (H) * 97.92 (V) mm |
| DPI | 127 |
| Grayscale | black, white and red 2 grayscale |
| Craftsmanship | aluminum alloy metal shell |
| Display content | support name, position, meeting theme, unit, etc. |
| Working environment | working temperature :0~35 °C |
| Storage temperature | -25~60 °C |
| Relative humidity | 5%~95% (no condensation) |
| Background template | customize various fonts, font sizes, and adjust background templates |
| 12 Power consumption | 50mA for screen refresh, and 0.2mA or less for standby |
| Communication method | NFC, Bluetooth |
| Product weight | 528.9g |
| Installation method | desktop, ready to use |
| Battery life | Built-in No. 5 Nanfu alkaline battery, fully charged can be used for 1 year |
| Operating system | Android and Hongmeng system phones, do not support Apple phones without IOS |
| Power supply | battery power |
| NFC recognition distance | <1cm |
| Display | horizontal screen display |
| Cooling method | natural air cooling |
| Structure | upright double-sided display, base integrated |
| Data upload time | <5s |
| Image transmission mode 1 | Image transmission through NFC in the center of the display |
| Image transmission mode 2 | Image transmission through mobile phone Bluetooth, keep the transmission range of 0-5m for best |