KING JIM POMERA DM250 (kingjim-onyx3)
Appearance
	
	
| This device is marked as not booting. | 
| File:Kingjim-onyx3.jpg | |
| Manufacturer | KING JIM | 
|---|---|
| Name | POMERA DM250 | 
| Codename | kingjim-onyx3 | 
| Released | 2022 | 
| Type | keyboard handset | 
| Hardware | |
| Chipset | Rockchip RK3128 | 
| CPU | 4x 1.2 GHz ARM Cortex-A9 | 
| GPU | Mali-400 MP2 | 
| Display | 1024x600 TFT | 
| Storage | 8 GB | 
| Memory | 1 GB | 
| Architecture | armv7 | 
| postmarketOS | |
| Mainline Instead of a Linux kernel fork, it is possible to run (Close to) Mainline. | yes | 
Contributors
Users owning this device
How to enter flash mode
Installation
Use pmbootstrap to build your own installation image.
$ pmbootstrap init
$ pmbootstrap install --fde