A
Anonymous
Apr 12, 2026
Rating: 4/5
Solid performance
Runs Ubuntu smoothly. Gets a bit warm under load, recommend a heatsink for sustained tasks.
Description
Rockchip rk3399 Development Board 4K Rockchip Multi-Display King3399 2G 16G Android
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Processor | Rockchip RK3399 Hexa-core |
| Core Configuration | 2x Cortex-A72 + 4x Cortex-A53 |
| RAM | 2GB LPDDR4 |
| Storage | 16GB eMMC |
| GPU | Mali-T860 MP4 |
| Supported OS | Android 7.1, Debian, Ubuntu |
| Display Output | Dual HDMI 2.0 (4K @ 60Hz) |
| Network | Gigabit Ethernet + Dual-band WiFi |
| GPIO Header | 40-pin Raspberry Pi Compatible |
| Power Input | 5V/3A USB Type-C |
5 reviews
A
Anonymous
Mar 27, 2026
Rating: 4/5
Good board, documentation could be better
Hardware is solid. WiFi drivers took some tweaking in Linux but overall satisfied with performance.
A
Anonymous
Mar 10, 2026
Rating: 5/5
Excellent RK3399 option
Dual display output works as advertised. GPIO pins are accessible and easy to use for IoT projects.
A
Anonymous
Feb 22, 2026
Rating: 5/5
Great for Android TV boxes
Works perfectly for my custom Android TV project. Boot time is fast and 4K output is crisp.
A
Anonymous
Feb 17, 2026
Rating: 5/5
Fast shipping and well packaged
Board arrived safely. eMMC speed is decent for the price point and setup was straightforward.
5 FAQ
Q: Does this support Ubuntu 18.04?
A: Yes, images are available on our wiki for Ubuntu 18.04 and later versions.
Q: Is Bluetooth included?
A: Yes, it features Bluetooth 4.2 integrated with the WiFi module.
Q: What power adapter do you recommend?
A: A stable 5V/3A USB-C power supply is required for stable operation under load.
Q: What is the GPIO voltage level?
A: The GPIO pins operate at 3.3V logic level. Please do not connect 5V devices directly.
Q: Can I boot from SD card instead of eMMC?
A: Yes, there is a microSD slot available for booting alternative OS images.
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