Product Description:

1. CPU: RK3308 Quad-core Cortex-A35 up to 1.3GHz

2. 256M RAM + 256M ROM

3. Operation system: Linux 4.4

4. Display: 4”, 480*480

5. Comes with micro USB, RS485 serial port

6. AC110~240V, 50Hz

7. Widely used for smart home control system/smart hotel system/room controller/smart kitchen etc.