Woooooooow very very good and very good product im so happy and packaging super
I have make a remote control car
Product worked well for my Linux pc, no drivers needed, simple installation.
ROCK 4 SE Single Board Computer 4GB LPDDR4 RAM Rockchip RK3399-T ARM Cortex-A72
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ROCK 4 SE is a reliable and high-performing single-board computer that offers class-leading performance and superior hardware as standard. This special edition board is based on a powerful Rockchip RK3399-T hexa-core processor, big.LITTLE Arm Dual Cortex-A72 CPU, Arm Maliโข โ T860MP4 GPU and 4GB 64bit LPDDR4 RAM. With onboard RTC, WiFi, Bluetooth, antenna, audio jack, 4K HDMI port, and many more, ROCK 4 SE provides an incredible performance solid as a ROCK!
Note:ย We recommend using a PD or QC power supply with a maximum output of 9V or 12V.

Pinout Diagram of the ROCK 4 SE
| SOC | Rockchip RK3399-T | 
| Processor | Armยฎ big.LITTLEโข technology (Dual Cortexยฎ-A72@1.5GHz, Quad Cortex-A53@1.0GHz) | 
| GPU | Arm Maliโข โ T860MP4 GPU, supporting OpenGL ES 1.1 /2.0 /3.0 /3.1 /3.2, Vulkan 1.0, Open CL 1.1 1.2, DX11 | 
| Memory | Dual channel (64bit) 4GB LPDDR4 RAM | 
| Power Req | USB Type-Cโข PD/QC 9-12V | 
| HDMI | 1 x 4k@60fps HDMI | 
| USB | 
2 x USB 2.0 1 x USB 3.0, 1 x USB 3.0 OTG (Switchable)  | 
| Audio Ports | 3.5mm jack, analogue stereo output, microphone input | 
| Connectivity | WiFi 5/BT 5.0, BLE, Gigabit Ethernet | 
| MIPI | 1 x 2 lane DSI/1 x 2 lane CSI | 
| Storage | Micro SD / M.2 (M key) / eMMC | 
| EMMC | B2B connector | 
| UARTS | 2 x UART | 
| RTC | YES (support for external battery) | 
| Software | 
 ARMv8 Instruction Set Debian/Ubuntu Linux support Android 7.1/Android 9.0/Android 10/Android 11 support GPU-enabled AI stack such as Caffe Hardware access/control library for Linux/Android  | 
| Temperature | Operation Temperature: 0~50 ?/ Storage Temperature: -20~80 ? | 
ARMv8 Instruction Set
Debian/Ubuntu Linux support
Android 7.1/Android 9.0/Android 10/Android 11 support
GPU-enabled AI stack such as Caffe
Hardware access/control library for Linux/Android