YFA 40
14.4-inch Bluetooth Digital Book
- A4‑Size Bluetooth Digital Book for Paper‑pen Interactive Teaching
- Supports Real‑time Interaction of Up to 60 Teachers & Students
- 14 Customizable Shortcut Keys & 8192‑level
- Pressure Sensitivity Passive Electromagnetic Pen, No‑charging Required
- Offline Cache & Multi‑format Original Handwriting Storage
- Stable Bluetooth Connection, Wide Compatibility with Windows, macOS, Android
Technical data
Key specifications
Model YFA 40
| Item | Sub Item | Parameter |
|---|---|---|
| Working Panel | Active Working Area | 299 x 211.5mm (14.42 inch A4 Size) |
| Overall Physical Dimension | 355×240×9.5mm | |
| Pad and Pen | Reading Technology | Battery-free Passive Wireless Electromagnetic Induction |
| Coordinate Resolution | 5080LPI | |
| Pressure Levels | 8192 Levels | |
| Reading Height | 10mm | |
| Pen Reading Speed | 266PPS (Bluetooth ≥133PPS) | |
| Accuracy | ±0.3mm | |
| OLED Display | Display Size | 0.96 inch |
| Display Resolution | 128*64P | |
| Display Content | Power status, networking status, pen status, student information (Customizable) | |
| Functional Configuration | Shortcut Keys | 14 Customizable Shortcut Keys |
| Networking Mode | Ultra-low Power Bluetooth Gateway | |
| Max Interactive Devices | Support 60+ Devices Real-time Online Interaction | |
| Offline Cache | Support Offline Batch Caching & One-click Upload | |
| Export Format | JPG, PNG, WILL, PDF | |
| Hardware Specs | Built-in Storage | 32MB Flash |
| Battery Capacity | 2100mAh | |
| Interface | Micro USB | |
| Auto Shutdown | Support Custom Time Auto Shutdown for Power Saving | |
| System Compatibility | Supported OS | Windows 7/8/8.1/10 or later, macOS X 10.8.0 or later, Android 4.0 or later |