XTEINK’s firt ever ereader X4 is making heatwaves in the eink community. Many are using it as their go to pocket reader. It is small,light, cheap and can be customised with some tinkering. It is recommended you install the custom firmware Crosspoint on it so you can have more file format and font options. It is currently priced at $69 and can be purchased from their official website. You can find full details of the device below-
| Features | XTEINK X4 |
| Price | $69 |
| Buy From | Official Store |
| Screen | |
| Screen | 4.3" Eink |
| PPI | 220 |
| Frontlight | No |
| Touchscreen | No |
| Hardware | |
| CPU | ESP32 |
| RAM | 128 MB |
| Internal Storage | Comes with 32 GB microSD card, supports expansion up to 512 GB |
| External Storage | micro SD slot |
| Speakers & Mic | No |
| Battery | 650 mAh (*A single charge on the eReader lasts up to 14 days, based on 1–3 hours of reading per day.) |
| Connect | USB-C |
| Wifi & BT | Wi-Fi 2.4 GHz & BT |
| Software | |
| OS | Linux |
| Supported formats | Document: EPUB, TXT / Image: JPG, BMP / Fonts: BIN (More with custom firmware) |
| Languages | English, Simplified Chinese, Traditional Chinese, and Japanese |
| Sizes & Color | |
| Dimensions | 114 × 69 × 5.9 mm (4.49" × 2.72" × 0.23") |
| Weight | 74g |
| Color | Space Black / Frost White |